wpt: sensors: use of assert_implements

Taking in use new testharness.js API assert_implements instead of
assert_true.

Bug: 1119345
Change-Id: I4155d90968952e7bfa63a0c8755ba3c79e3145c3
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2364494Reviewed-by: Raphael Kubo da Costa <raphael.kubo.da.costa@intel.com>
Commit-Queue: Arnaud Mandy <arnaud.mandy@intel.com>
Cr-Commit-Position: refs/heads/master@{#800075}

third_party/blink/web_tests/external/wpt/accelerometer/Accelerometer-disabled-by-feature-policy.https-expected.txt

@@ -5,8 +5,8 @@ PASS Accelerometer: Feature-Policy header accelerometer 'none' disallows cross-o
 PASS LinearAccelerationSensor: Feature-Policy header accelerometer 'none' disallows the top-level document.
 PASS LinearAccelerationSensor: Feature-Policy header accelerometer 'none' disallows same-origin iframes.
 PASS LinearAccelerationSensor: Feature-Policy header accelerometer 'none' disallows cross-origin iframes.
-FAIL GravitySensor: Feature-Policy header accelerometer 'none' disallows the top-level document. assert_true: expected true got false
-FAIL GravitySensor: Feature-Policy header accelerometer 'none' disallows same-origin iframes. assert_true: expected true got false
-FAIL GravitySensor: Feature-Policy header accelerometer 'none' disallows cross-origin iframes. assert_true: expected true got false
+FAIL GravitySensor: Feature-Policy header accelerometer 'none' disallows the top-level document. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: Feature-Policy header accelerometer 'none' disallows same-origin iframes. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: Feature-Policy header accelerometer 'none' disallows cross-origin iframes. assert_implements: GravitySensor is not supported. undefined
 Harness: the test ran to completion.
 

third_party/blink/web_tests/external/wpt/accelerometer/Accelerometer-enabled-by-feature-policy-attribute-redirect-on-load.https-expected.txt

@@ -3,7 +3,7 @@ PASS Accelerometer: Feature-Policy allow='accelerometer' attribute allows same-o
 PASS Accelerometer: Feature-Policy allow='accelerometer' attribute disallows cross-origin relocation
 PASS LinearAccelerationSensor: Feature-Policy allow='accelerometer' attribute allows same-origin relocation
 PASS LinearAccelerationSensor: Feature-Policy allow='accelerometer' attribute disallows cross-origin relocation
-FAIL GravitySensor: Feature-Policy allow='accelerometer' attribute allows same-origin relocation assert_true: expected true got false
-FAIL GravitySensor: Feature-Policy allow='accelerometer' attribute disallows cross-origin relocation assert_true: expected true got false
+FAIL GravitySensor: Feature-Policy allow='accelerometer' attribute allows same-origin relocation assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: Feature-Policy allow='accelerometer' attribute disallows cross-origin relocation assert_implements: GravitySensor is not supported. undefined
 Harness: the test ran to completion.
 

third_party/blink/web_tests/external/wpt/accelerometer/Accelerometer-enabled-by-feature-policy-attribute.https-expected.txt

@@ -3,7 +3,7 @@ PASS Accelerometer: Feature-Policy allow='accelerometer' attribute allows same-o
 PASS Accelerometer: Feature-Policy allow='accelerometer' attribute allows cross-origin iframe
 PASS LinearAccelerationSensor: Feature-Policy allow='accelerometer' attribute allows same-origin iframe
 PASS LinearAccelerationSensor: Feature-Policy allow='accelerometer' attribute allows cross-origin iframe
-FAIL GravitySensor: Feature-Policy allow='accelerometer' attribute allows same-origin iframe assert_true: expected true got false
-FAIL GravitySensor: Feature-Policy allow='accelerometer' attribute allows cross-origin iframe assert_true: expected true got false
+FAIL GravitySensor: Feature-Policy allow='accelerometer' attribute allows same-origin iframe assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: Feature-Policy allow='accelerometer' attribute allows cross-origin iframe assert_implements: GravitySensor is not supported. undefined
 Harness: the test ran to completion.
 

third_party/blink/web_tests/external/wpt/accelerometer/Accelerometer-enabled-by-feature-policy.https-expected.txt

@@ -5,8 +5,8 @@ PASS Accelerometer: Feature-Policy header accelerometer * allows cross-origin if
 PASS LinearAccelerationSensor: Feature-Policy header accelerometer * allows the top-level document.
 PASS LinearAccelerationSensor: Feature-Policy header accelerometer * allows same-origin iframes.
 PASS LinearAccelerationSensor: Feature-Policy header accelerometer * allows cross-origin iframes.
-FAIL GravitySensor: Feature-Policy header accelerometer * allows the top-level document. assert_true: expected true got false
-FAIL GravitySensor: Feature-Policy header accelerometer * allows same-origin iframes. assert_true: expected true got false
-FAIL GravitySensor: Feature-Policy header accelerometer * allows cross-origin iframes. assert_true: expected true got false
+FAIL GravitySensor: Feature-Policy header accelerometer * allows the top-level document. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: Feature-Policy header accelerometer * allows same-origin iframes. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: Feature-Policy header accelerometer * allows cross-origin iframes. assert_implements: GravitySensor is not supported. undefined
 Harness: the test ran to completion.
 

third_party/blink/web_tests/external/wpt/accelerometer/Accelerometer-enabled-on-self-origin-by-feature-policy.https-expected.txt

@@ -5,8 +5,8 @@ PASS Accelerometer: Feature-Policy header accelerometer 'self' disallows cross-o
 PASS LinearAccelerationSensor: Feature-Policy header accelerometer 'self' allows the top-level document.
 PASS LinearAccelerationSensor: Feature-Policy header accelerometer 'self' allows same-origin iframes.
 PASS LinearAccelerationSensor: Feature-Policy header accelerometer 'self' disallows cross-origin iframes.
-FAIL GravitySensor: Feature-Policy header accelerometer 'self' allows the top-level document. assert_true: expected true got false
-FAIL GravitySensor: Feature-Policy header accelerometer 'self' allows same-origin iframes. assert_true: expected true got false
-FAIL GravitySensor: Feature-Policy header accelerometer 'self' disallows cross-origin iframes. assert_true: expected true got false
+FAIL GravitySensor: Feature-Policy header accelerometer 'self' allows the top-level document. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: Feature-Policy header accelerometer 'self' allows same-origin iframes. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: Feature-Policy header accelerometer 'self' disallows cross-origin iframes. assert_implements: GravitySensor is not supported. undefined
 Harness: the test ran to completion.
 

third_party/blink/web_tests/external/wpt/accelerometer/Accelerometer-iframe-access.https-expected.txt

@@ -5,8 +5,8 @@ PASS Accelerometer: losing a document's frame with an active sensor does not cra
 PASS LinearAccelerationSensor: sensor is suspended and resumed when focus traverses from to cross-origin frame
 PASS LinearAccelerationSensor: sensor is not suspended when focus traverses from to same-origin frame
 PASS LinearAccelerationSensor: losing a document's frame with an active sensor does not crash
-FAIL GravitySensor: sensor is suspended and resumed when focus traverses from to cross-origin frame assert_true: expected true got false
-FAIL GravitySensor: sensor is not suspended when focus traverses from to same-origin frame assert_true: expected true got false
-FAIL GravitySensor: losing a document's frame with an active sensor does not crash assert_true: expected true got false
+FAIL GravitySensor: sensor is suspended and resumed when focus traverses from to cross-origin frame assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: sensor is not suspended when focus traverses from to same-origin frame assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: losing a document's frame with an active sensor does not crash assert_implements: GravitySensor is not supported. undefined
 Harness: the test ran to completion.
 

third_party/blink/web_tests/external/wpt/accelerometer/Accelerometer.https-expected.txt

@@ -21,27 +21,27 @@ PASS Accelerometer: frequency hint works.
 PASS Accelerometer: throw 'TypeError' if frequency is invalid.
 PASS Accelerometer: sensor reading is correct when options.referenceFrame is 'screen'.
 PASS Accelerometer: throw 'TypeError' if referenceFrame is not one of enumeration values.
-FAIL GravitySensor: Test that onerror is sent when sensor is not supported. assert_true: expected true got false
-FAIL GravitySensor: Test that onerror is sent when permissions are not granted. assert_true: expected true got false
-FAIL GravitySensor: Test that onerror is send when start() call has failed. assert_true: expected true got false
-FAIL GravitySensor: Test that frequency is capped to allowed maximum. assert_true: expected true got false
-FAIL GravitySensor: Test that frequency is capped to the maximum supported frequency. assert_true: expected true got false
-FAIL GravitySensor: Test that frequency is limited to the minimum supported frequency. assert_true: expected true got false
-FAIL GravitySensor: Test that sensor cannot be constructed within iframe disallowed to use feature policy. assert_true: expected true got false
-FAIL GravitySensor: Test that sensor can be constructed within an iframe allowed to use feature policy. assert_true: expected true got false
-FAIL GravitySensor: Test that 'onreading' is called and sensor reading is valid. assert_true: expected true got false
-FAIL GravitySensor: sensor reading is correct. assert_true: expected true got false
-FAIL GravitySensor: sensor timestamp is updated when time passes. assert_true: expected true got false
-FAIL GravitySensor: Test that sensor can be successfully created and its states are correct. assert_true: expected true got false
-FAIL GravitySensor: sensor.start() returns undefined. assert_true: expected true got false
-FAIL GravitySensor: no exception is thrown when calling start() on already started sensor. assert_true: expected true got false
-FAIL GravitySensor: sensor.stop() returns undefined. assert_true: expected true got false
-FAIL GravitySensor: no exception is thrown when calling stop() on already stopped sensor. assert_true: expected true got false
-FAIL GravitySensor: Test that fresh reading is fetched on start(). assert_true: expected true got false
-FAIL GravitySensor: frequency hint works. assert_true: expected true got false
-FAIL GravitySensor: throw 'TypeError' if frequency is invalid. assert_true: expected true got false
-FAIL GravitySensor: sensor reading is correct when options.referenceFrame is 'screen'. assert_true: expected true got false
-FAIL GravitySensor: throw 'TypeError' if referenceFrame is not one of enumeration values. assert_true: expected true got false
+FAIL GravitySensor: Test that onerror is sent when sensor is not supported. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: Test that onerror is sent when permissions are not granted. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: Test that onerror is send when start() call has failed. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: Test that frequency is capped to allowed maximum. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: Test that frequency is capped to the maximum supported frequency. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: Test that frequency is limited to the minimum supported frequency. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: Test that sensor cannot be constructed within iframe disallowed to use feature policy. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: Test that sensor can be constructed within an iframe allowed to use feature policy. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: Test that 'onreading' is called and sensor reading is valid. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: sensor reading is correct. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: sensor timestamp is updated when time passes. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: Test that sensor can be successfully created and its states are correct. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: sensor.start() returns undefined. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: no exception is thrown when calling start() on already started sensor. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: sensor.stop() returns undefined. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: no exception is thrown when calling stop() on already stopped sensor. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: Test that fresh reading is fetched on start(). assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: frequency hint works. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: throw 'TypeError' if frequency is invalid. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: sensor reading is correct when options.referenceFrame is 'screen'. assert_implements: GravitySensor is not supported. undefined
+FAIL GravitySensor: throw 'TypeError' if referenceFrame is not one of enumeration values. assert_implements: GravitySensor is not supported. undefined
 PASS LinearAccelerationSensor: Test that onerror is sent when sensor is not supported.
 PASS LinearAccelerationSensor: Test that onerror is sent when permissions are not granted.
 PASS LinearAccelerationSensor: Test that onerror is send when start() call has failed.

third_party/blink/web_tests/external/wpt/generic-sensor/generic-sensor-feature-policy-test.sub.js

@@ -28,12 +28,12 @@ function run_fp_tests_disabled(sensorName) {
   const desc = "'new " + sensorName + "()'";
 
   test(() => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     assert_throws_dom("SecurityError", () => {new sensorType()});
   }, `${sensorName}: ${header} disallows the top-level document.`);
 
   async_test(t => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     test_feature_availability(
       desc,
       t,
@@ -43,7 +43,7 @@ function run_fp_tests_disabled(sensorName) {
   }, `${sensorName}: ${header} disallows same-origin iframes.`);
 
   async_test(t => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     test_feature_availability(
       desc,
       t,
@@ -59,11 +59,11 @@ function run_fp_tests_enabled(sensorName) {
   const desc = "'new " + sensorName + "()'";
 
   test(() => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
   }, `${sensorName}: ${header} allows the top-level document.`);
 
   async_test(t => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     test_feature_availability(
       desc,
       t,
@@ -73,7 +73,7 @@ function run_fp_tests_enabled(sensorName) {
   }, `${sensorName}: ${header} allows same-origin iframes.`);
 
   async_test(t => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     test_feature_availability(
       desc,
       t,
@@ -89,7 +89,7 @@ function run_fp_tests_enabled_by_attribute(sensorName) {
   const desc = "'new " + sensorName + "()'";
 
   async_test(t => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     test_feature_availability(
       desc,
       t,
@@ -100,7 +100,7 @@ function run_fp_tests_enabled_by_attribute(sensorName) {
   }, `${sensorName}: ${header} allows same-origin iframe`);
 
   async_test(t => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     test_feature_availability(
       desc,
       t,
@@ -117,7 +117,7 @@ function run_fp_tests_enabled_by_attribute_redirect_on_load(sensorName) {
   const desc = "'new " + sensorName + "()'";
 
   async_test(t => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     test_feature_availability(
       desc,
       t,
@@ -128,7 +128,7 @@ function run_fp_tests_enabled_by_attribute_redirect_on_load(sensorName) {
   }, `${sensorName}: ${header} allows same-origin relocation`);
 
   async_test(t => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     test_feature_availability(
       desc,
       t,
@@ -145,11 +145,11 @@ function run_fp_tests_enabled_on_self_origin(sensorName) {
   const desc = "'new " + sensorName + "()'";
 
   test(() => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
   }, `${sensorName}: ${header} allows the top-level document.`);
 
   async_test(t => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     test_feature_availability(
       desc,
       t,
@@ -159,7 +159,7 @@ function run_fp_tests_enabled_on_self_origin(sensorName) {
   }, `${sensorName}: ${header} allows same-origin iframes.`);
 
   async_test(t => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     test_feature_availability(
       desc,
       t,

third_party/blink/web_tests/external/wpt/generic-sensor/generic-sensor-iframe-tests.sub.js

@@ -24,7 +24,7 @@ function run_generic_sensor_iframe_tests(sensorName) {
   const featurePolicies = get_feature_policies_for_sensor(sensorName);
 
   sensor_test(async t => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     const iframe = document.createElement('iframe');
     iframe.allow = featurePolicies.join(';') + ';';
     iframe.src = 'https://{{domains[www1]}}:{{ports[https][0]}}/generic-sensor/resources/iframe_sensor_handler.html';
@@ -67,7 +67,7 @@ function run_generic_sensor_iframe_tests(sensorName) {
  to cross-origin frame`);
 
   sensor_test(async t => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     const iframe = document.createElement('iframe');
     iframe.allow = featurePolicies.join(';') + ';';
     iframe.src = 'https://{{host}}:{{ports[https][0]}}/generic-sensor/resources/iframe_sensor_handler.html';
@@ -131,7 +131,7 @@ function run_generic_sensor_iframe_tests(sensorName) {
  to same-origin frame`);
 
   sensor_test(async t => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     const iframe = document.createElement('iframe');
     iframe.allow = featurePolicies.join(';') + ';';
     iframe.src = 'https://{{host}}:{{ports[https][0]}}/generic-sensor/resources/iframe_sensor_handler.html';

third_party/blink/web_tests/external/wpt/generic-sensor/generic-sensor-tests.js

@@ -51,7 +51,7 @@ function runGenericSensorTests(sensorName,
   }
 
   sensor_test(async (t, sensorProvider) => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     sensorProvider.setGetSensorShouldFail(sensorName, true);
     const sensor = new sensorType;
     const sensorWatcher = new EventWatcher(t, sensor, ["reading", "error"]);
@@ -64,7 +64,7 @@ function runGenericSensorTests(sensorName,
   }, `${sensorName}: Test that onerror is sent when sensor is not supported.`);
 
   sensor_test(async (t, sensorProvider) => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     sensorProvider.setPermissionsDenied(sensorName, true);
     const sensor = new sensorType;
     const sensorWatcher = new EventWatcher(t, sensor, ["reading", "error"]);
@@ -78,7 +78,7 @@ function runGenericSensorTests(sensorName,
  granted.`);
 
   sensor_test(async (t, sensorProvider) => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     const sensor = new sensorType({frequency: 560});
     const sensorWatcher = new EventWatcher(t, sensor, ["reading", "error"]);
     sensor.start();
@@ -93,7 +93,7 @@ function runGenericSensorTests(sensorName,
   }, `${sensorName}: Test that onerror is send when start() call has failed.`);
 
   sensor_test(async (t, sensorProvider) => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     const sensor = new sensorType({frequency: 560});
     const sensorWatcher = new EventWatcher(t, sensor, ["activate", "error"]);
     sensor.start();
@@ -108,7 +108,7 @@ function runGenericSensorTests(sensorName,
   }, `${sensorName}: Test that frequency is capped to allowed maximum.`);
 
   sensor_test(async (t, sensorProvider) => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     const maxSupportedFrequency = 5;
     sensorProvider.setMaximumSupportedFrequency(maxSupportedFrequency);
     const sensor = new sensorType({frequency: 50});
@@ -126,7 +126,7 @@ function runGenericSensorTests(sensorName,
  frequency.`);
 
   sensor_test(async (t, sensorProvider) => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     const minSupportedFrequency = 2;
     sensorProvider.setMinimumSupportedFrequency(minSupportedFrequency);
     const sensor = new sensorType({frequency: -1});
@@ -144,7 +144,7 @@ function runGenericSensorTests(sensorName,
  frequency.`);
 
   promise_test(async t => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     const iframe = document.createElement('iframe');
     iframe.allow = featurePolicies.join(' \'none\'; ') + ' \'none\';';
     iframe.srcdoc = '<script>' +
@@ -171,7 +171,7 @@ function runGenericSensorTests(sensorName,
  disallowed to use feature policy.`);
 
   promise_test(async t => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     const iframe = document.createElement('iframe');
     iframe.allow = featurePolicies.join(';') + ';';
     iframe.srcdoc = '<script>' +
@@ -198,7 +198,7 @@ function runGenericSensorTests(sensorName,
  allowed to use feature policy.`);
 
   sensor_test(async (t, sensorProvider) => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     const sensor = new sensorType();
     const sensorWatcher = new EventWatcher(t, sensor, ["reading", "error"]);
     sensor.start();
@@ -219,7 +219,7 @@ function runGenericSensorTests(sensorName,
  valid.`);
 
   sensor_test(async (t, sensorProvider) => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     const sensor1 = new sensorType();
     const sensorWatcher1 = new EventWatcher(t, sensor1, ["reading", "error"]);
     sensor1.start();
@@ -249,7 +249,7 @@ function runGenericSensorTests(sensorName,
   }, `${sensorName}: sensor reading is correct.`);
 
   sensor_test(async (t, sensorProvider) => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     const sensor = new sensorType();
     const sensorWatcher = new EventWatcher(t, sensor, ["reading", "error"]);
     sensor.start();
@@ -268,7 +268,7 @@ function runGenericSensorTests(sensorName,
   }, `${sensorName}: sensor timestamp is updated when time passes.`);
 
   sensor_test(async t => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     const sensor = new sensorType();
     const sensorWatcher = new EventWatcher(t, sensor, ["activate", "error"]);
     assert_false(sensor.activated);
@@ -284,7 +284,7 @@ function runGenericSensorTests(sensorName,
  states are correct.`);
 
   sensor_test(async t => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     const sensor = new sensorType();
     const sensorWatcher = new EventWatcher(t, sensor, ["activate", "error"]);
     const start_return = sensor.start();
@@ -295,7 +295,7 @@ function runGenericSensorTests(sensorName,
   }, `${sensorName}: sensor.start() returns undefined.`);
 
   sensor_test(async t => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     const sensor = new sensorType();
     const sensorWatcher = new EventWatcher(t, sensor, ["activate", "error"]);
     sensor.start();
@@ -308,7 +308,7 @@ function runGenericSensorTests(sensorName,
  started sensor.`);
 
   sensor_test(async t => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     const sensor = new sensorType();
     const sensorWatcher = new EventWatcher(t, sensor, ["activate", "error"]);
     sensor.start();
@@ -319,7 +319,7 @@ function runGenericSensorTests(sensorName,
   }, `${sensorName}: sensor.stop() returns undefined.`);
 
   sensor_test(async t => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     const sensor = new sensorType();
     const sensorWatcher = new EventWatcher(t, sensor, ["activate", "error"]);
     sensor.start();
@@ -332,7 +332,7 @@ function runGenericSensorTests(sensorName,
  stopped sensor.`);
 
   sensor_test(async (t, sensorProvider) => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     const sensor = new sensorType();
     const sensorWatcher = new EventWatcher(t, sensor, ["reading", "error"]);
     sensor.start();
@@ -367,7 +367,7 @@ function runGenericSensorTests(sensorName,
 
 //  TBD file a WPT issue: visibilityChangeWatcher times out.
 //  sensor_test(async (t, sensorProvider) => {
-//    assert_true(sensorName in self);
+//    assert_implements(sensorName in self, `${sensorName} is not supported.`);
 //    const sensor = new sensorType();
 //    const sensorWatcher = new EventWatcher(t, sensor, ["reading", "error"]);
 //    const visibilityChangeWatcher = new EventWatcher(t, document,
@@ -392,7 +392,7 @@ function runGenericSensorTests(sensorName,
 //  }, `${sensorName}: sensor readings can not be fired on the background tab.`);
 
   sensor_test(async (t, sensorProvider) => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     const fastSensor = new sensorType({frequency: 60});
     fastSensor.start();
 
@@ -450,7 +450,7 @@ function runGenericSensorTests(sensorName,
 // option.`);
 
   test(() => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     const invalidFreqs = [
       "invalid",
       NaN,
@@ -471,7 +471,7 @@ function runGenericSensorTests(sensorName,
   }
 
   sensor_test(async (t, sensorProvider) => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     const sensor1 = new sensorType({frequency: 60});
     const sensor2 = new sensorType({frequency: 60, referenceFrame: "screen"});
     const sensorWatcher1 = new EventWatcher(t, sensor1, ["reading", "error"]);
@@ -503,7 +503,7 @@ function runGenericSensorTests(sensorName,
  is 'screen'.`);
 
   test(() => {
-    assert_true(sensorName in self);
+    assert_implements(sensorName in self, `${sensorName} is not supported.`);
     const invalidRefFrames = [
       "invalid",
       null,

third_party/blink/web_tests/external/wpt/geolocation-sensor/GeolocationSensor-disabled-by-feature-policy.https-expected.txt

 This is a testharness.js-based test.
-FAIL GeolocationSensor: Feature-Policy header geolocation 'none' disallows the top-level document. assert_true: expected true got false
-FAIL GeolocationSensor: Feature-Policy header geolocation 'none' disallows same-origin iframes. assert_true: expected true got false
-FAIL GeolocationSensor: Feature-Policy header geolocation 'none' disallows cross-origin iframes. assert_true: expected true got false
+FAIL GeolocationSensor: Feature-Policy header geolocation 'none' disallows the top-level document. assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: Feature-Policy header geolocation 'none' disallows same-origin iframes. assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: Feature-Policy header geolocation 'none' disallows cross-origin iframes. assert_implements: GeolocationSensor is not supported. undefined
 FAIL GeolocationSensor.read(): 'SecurityError' is thrown when disabled by Feature Policy promise_test: Unhandled rejection with value: object "ReferenceError: GeolocationSensor is not defined"
 FAIL GeolocationSensor.read(): 'AbortError' takes priority promise_test: Unhandled rejection with value: object "ReferenceError: GeolocationSensor is not defined"
 Harness: the test ran to completion.

third_party/blink/web_tests/external/wpt/geolocation-sensor/GeolocationSensor-enabled-by-feature-policy-attribute-redirect-on-load.https-expected.txt

 This is a testharness.js-based test.
-FAIL GeolocationSensor: Feature-Policy allow='geolocation' attribute allows same-origin relocation assert_true: expected true got false
-FAIL GeolocationSensor: Feature-Policy allow='geolocation' attribute disallows cross-origin relocation assert_true: expected true got false
+FAIL GeolocationSensor: Feature-Policy allow='geolocation' attribute allows same-origin relocation assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: Feature-Policy allow='geolocation' attribute disallows cross-origin relocation assert_implements: GeolocationSensor is not supported. undefined
 Harness: the test ran to completion.
 

third_party/blink/web_tests/external/wpt/geolocation-sensor/GeolocationSensor-enabled-by-feature-policy-attribute.https-expected.txt

 This is a testharness.js-based test.
-FAIL GeolocationSensor: Feature-Policy allow='geolocation' attribute allows same-origin iframe assert_true: expected true got false
-FAIL GeolocationSensor: Feature-Policy allow='geolocation' attribute allows cross-origin iframe assert_true: expected true got false
+FAIL GeolocationSensor: Feature-Policy allow='geolocation' attribute allows same-origin iframe assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: Feature-Policy allow='geolocation' attribute allows cross-origin iframe assert_implements: GeolocationSensor is not supported. undefined
 Harness: the test ran to completion.
 

third_party/blink/web_tests/external/wpt/geolocation-sensor/GeolocationSensor-enabled-by-feature-policy.https-expected.txt

 This is a testharness.js-based test.
-FAIL GeolocationSensor: Feature-Policy header geolocation * allows the top-level document. assert_true: expected true got false
-FAIL GeolocationSensor: Feature-Policy header geolocation * allows same-origin iframes. assert_true: expected true got false
-FAIL GeolocationSensor: Feature-Policy header geolocation * allows cross-origin iframes. assert_true: expected true got false
+FAIL GeolocationSensor: Feature-Policy header geolocation * allows the top-level document. assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: Feature-Policy header geolocation * allows same-origin iframes. assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: Feature-Policy header geolocation * allows cross-origin iframes. assert_implements: GeolocationSensor is not supported. undefined
 Harness: the test ran to completion.
 

third_party/blink/web_tests/external/wpt/geolocation-sensor/GeolocationSensor-enabled-on-self-origin-by-feature-policy.https-expected.txt

 This is a testharness.js-based test.
-FAIL GeolocationSensor: Feature-Policy header geolocation 'self' allows the top-level document. assert_true: expected true got false
-FAIL GeolocationSensor: Feature-Policy header geolocation 'self' allows same-origin iframes. assert_true: expected true got false
-FAIL GeolocationSensor: Feature-Policy header geolocation 'self' disallows cross-origin iframes. assert_true: expected true got false
+FAIL GeolocationSensor: Feature-Policy header geolocation 'self' allows the top-level document. assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: Feature-Policy header geolocation 'self' allows same-origin iframes. assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: Feature-Policy header geolocation 'self' disallows cross-origin iframes. assert_implements: GeolocationSensor is not supported. undefined
 Harness: the test ran to completion.
 

third_party/blink/web_tests/external/wpt/geolocation-sensor/GeolocationSensor-iframe-access.https-expected.txt

 This is a testharness.js-based test.
-FAIL GeolocationSensor: sensor is suspended and resumed when focus traverses from to cross-origin frame assert_true: expected true got false
-FAIL GeolocationSensor: sensor is not suspended when focus traverses from to same-origin frame assert_true: expected true got false
-FAIL GeolocationSensor: losing a document's frame with an active sensor does not crash assert_true: expected true got false
+FAIL GeolocationSensor: sensor is suspended and resumed when focus traverses from to cross-origin frame assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: sensor is not suspended when focus traverses from to same-origin frame assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: losing a document's frame with an active sensor does not crash assert_implements: GeolocationSensor is not supported. undefined
 Harness: the test ran to completion.
 

third_party/blink/web_tests/external/wpt/geolocation-sensor/GeolocationSensor.https-expected.txt

 This is a testharness.js-based test.
-FAIL GeolocationSensor: Test that onerror is sent when sensor is not supported. assert_true: expected true got false
-FAIL GeolocationSensor: Test that onerror is sent when permissions are not granted. assert_true: expected true got false
-FAIL GeolocationSensor: Test that onerror is send when start() call has failed. assert_true: expected true got false
-FAIL GeolocationSensor: Test that frequency is capped to allowed maximum. assert_true: expected true got false
-FAIL GeolocationSensor: Test that frequency is capped to the maximum supported frequency. assert_true: expected true got false
-FAIL GeolocationSensor: Test that frequency is limited to the minimum supported frequency. assert_true: expected true got false
-FAIL GeolocationSensor: Test that sensor cannot be constructed within iframe disallowed to use feature policy. assert_true: expected true got false
-FAIL GeolocationSensor: Test that sensor can be constructed within an iframe allowed to use feature policy. assert_true: expected true got false
-FAIL GeolocationSensor: Test that 'onreading' is called and sensor reading is valid. assert_true: expected true got false
-FAIL GeolocationSensor: sensor reading is correct. assert_true: expected true got false
-FAIL GeolocationSensor: sensor timestamp is updated when time passes. assert_true: expected true got false
-FAIL GeolocationSensor: Test that sensor can be successfully created and its states are correct. assert_true: expected true got false
-FAIL GeolocationSensor: sensor.start() returns undefined. assert_true: expected true got false
-FAIL GeolocationSensor: no exception is thrown when calling start() on already started sensor. assert_true: expected true got false
-FAIL GeolocationSensor: sensor.stop() returns undefined. assert_true: expected true got false
-FAIL GeolocationSensor: no exception is thrown when calling stop() on already stopped sensor. assert_true: expected true got false
-FAIL GeolocationSensor: Test that fresh reading is fetched on start(). assert_true: expected true got false
-FAIL GeolocationSensor: frequency hint works. assert_true: expected true got false
-FAIL GeolocationSensor: throw 'TypeError' if frequency is invalid. assert_true: expected true got false
+FAIL GeolocationSensor: Test that onerror is sent when sensor is not supported. assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: Test that onerror is sent when permissions are not granted. assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: Test that onerror is send when start() call has failed. assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: Test that frequency is capped to allowed maximum. assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: Test that frequency is capped to the maximum supported frequency. assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: Test that frequency is limited to the minimum supported frequency. assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: Test that sensor cannot be constructed within iframe disallowed to use feature policy. assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: Test that sensor can be constructed within an iframe allowed to use feature policy. assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: Test that 'onreading' is called and sensor reading is valid. assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: sensor reading is correct. assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: sensor timestamp is updated when time passes. assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: Test that sensor can be successfully created and its states are correct. assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: sensor.start() returns undefined. assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: no exception is thrown when calling start() on already started sensor. assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: sensor.stop() returns undefined. assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: no exception is thrown when calling stop() on already stopped sensor. assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: Test that fresh reading is fetched on start(). assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: frequency hint works. assert_implements: GeolocationSensor is not supported. undefined
+FAIL GeolocationSensor: throw 'TypeError' if frequency is invalid. assert_implements: GeolocationSensor is not supported. undefined
 Harness: the test ran to completion.
 

third_party/blink/web_tests/external/wpt/magnetometer/Magnetometer-disabled-by-feature-policy.https-expected.txt

@@ -2,8 +2,8 @@ This is a testharness.js-based test.
 PASS Magnetometer: Feature-Policy header magnetometer 'none' disallows the top-level document.
 PASS Magnetometer: Feature-Policy header magnetometer 'none' disallows same-origin iframes.
 PASS Magnetometer: Feature-Policy header magnetometer 'none' disallows cross-origin iframes.
-FAIL UncalibratedMagnetometer: Feature-Policy header magnetometer 'none' disallows the top-level document. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: Feature-Policy header magnetometer 'none' disallows same-origin iframes. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: Feature-Policy header magnetometer 'none' disallows cross-origin iframes. assert_true: expected true got false
+FAIL UncalibratedMagnetometer: Feature-Policy header magnetometer 'none' disallows the top-level document. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: Feature-Policy header magnetometer 'none' disallows same-origin iframes. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: Feature-Policy header magnetometer 'none' disallows cross-origin iframes. assert_implements: UncalibratedMagnetometer is not supported. undefined
 Harness: the test ran to completion.
 

third_party/blink/web_tests/external/wpt/magnetometer/Magnetometer-enabled-by-feature-policy-attribute-redirect-on-load.https-expected.txt

 This is a testharness.js-based test.
 PASS Magnetometer: Feature-Policy allow='magnetometer' attribute allows same-origin relocation
 PASS Magnetometer: Feature-Policy allow='magnetometer' attribute disallows cross-origin relocation
-FAIL UncalibratedMagnetometer: Feature-Policy allow='magnetometer' attribute allows same-origin relocation assert_true: expected true got false
-FAIL UncalibratedMagnetometer: Feature-Policy allow='magnetometer' attribute disallows cross-origin relocation assert_true: expected true got false
+FAIL UncalibratedMagnetometer: Feature-Policy allow='magnetometer' attribute allows same-origin relocation assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: Feature-Policy allow='magnetometer' attribute disallows cross-origin relocation assert_implements: UncalibratedMagnetometer is not supported. undefined
 Harness: the test ran to completion.
 

third_party/blink/web_tests/external/wpt/magnetometer/Magnetometer-enabled-by-feature-policy-attribute.https-expected.txt

 This is a testharness.js-based test.
 PASS Magnetometer: Feature-Policy allow='magnetometer' attribute allows same-origin iframe
 PASS Magnetometer: Feature-Policy allow='magnetometer' attribute allows cross-origin iframe
-FAIL UncalibratedMagnetometer: Feature-Policy allow='magnetometer' attribute allows same-origin iframe assert_true: expected true got false
-FAIL UncalibratedMagnetometer: Feature-Policy allow='magnetometer' attribute allows cross-origin iframe assert_true: expected true got false
+FAIL UncalibratedMagnetometer: Feature-Policy allow='magnetometer' attribute allows same-origin iframe assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: Feature-Policy allow='magnetometer' attribute allows cross-origin iframe assert_implements: UncalibratedMagnetometer is not supported. undefined
 Harness: the test ran to completion.
 

third_party/blink/web_tests/external/wpt/magnetometer/Magnetometer-enabled-by-feature-policy.https-expected.txt

@@ -2,8 +2,8 @@ This is a testharness.js-based test.
 PASS Magnetometer: Feature-Policy header magnetometer * allows the top-level document.
 PASS Magnetometer: Feature-Policy header magnetometer * allows same-origin iframes.
 PASS Magnetometer: Feature-Policy header magnetometer * allows cross-origin iframes.
-FAIL UncalibratedMagnetometer: Feature-Policy header magnetometer * allows the top-level document. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: Feature-Policy header magnetometer * allows same-origin iframes. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: Feature-Policy header magnetometer * allows cross-origin iframes. assert_true: expected true got false
+FAIL UncalibratedMagnetometer: Feature-Policy header magnetometer * allows the top-level document. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: Feature-Policy header magnetometer * allows same-origin iframes. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: Feature-Policy header magnetometer * allows cross-origin iframes. assert_implements: UncalibratedMagnetometer is not supported. undefined
 Harness: the test ran to completion.
 

third_party/blink/web_tests/external/wpt/magnetometer/Magnetometer-enabled-on-self-origin-by-feature-policy.https-expected.txt

@@ -2,8 +2,8 @@ This is a testharness.js-based test.
 PASS Magnetometer: Feature-Policy header magnetometer 'self' allows the top-level document.
 PASS Magnetometer: Feature-Policy header magnetometer 'self' allows same-origin iframes.
 PASS Magnetometer: Feature-Policy header magnetometer 'self' disallows cross-origin iframes.
-FAIL UncalibratedMagnetometer: Feature-Policy header magnetometer 'self' allows the top-level document. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: Feature-Policy header magnetometer 'self' allows same-origin iframes. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: Feature-Policy header magnetometer 'self' disallows cross-origin iframes. assert_true: expected true got false
+FAIL UncalibratedMagnetometer: Feature-Policy header magnetometer 'self' allows the top-level document. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: Feature-Policy header magnetometer 'self' allows same-origin iframes. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: Feature-Policy header magnetometer 'self' disallows cross-origin iframes. assert_implements: UncalibratedMagnetometer is not supported. undefined
 Harness: the test ran to completion.
 

third_party/blink/web_tests/external/wpt/magnetometer/Magnetometer-iframe-access.https-expected.txt

@@ -2,8 +2,8 @@ This is a testharness.js-based test.
 PASS Magnetometer: sensor is suspended and resumed when focus traverses from to cross-origin frame
 PASS Magnetometer: sensor is not suspended when focus traverses from to same-origin frame
 PASS Magnetometer: losing a document's frame with an active sensor does not crash
-FAIL UncalibratedMagnetometer: sensor is suspended and resumed when focus traverses from to cross-origin frame assert_true: expected true got false
-FAIL UncalibratedMagnetometer: sensor is not suspended when focus traverses from to same-origin frame assert_true: expected true got false
-FAIL UncalibratedMagnetometer: losing a document's frame with an active sensor does not crash assert_true: expected true got false
+FAIL UncalibratedMagnetometer: sensor is suspended and resumed when focus traverses from to cross-origin frame assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: sensor is not suspended when focus traverses from to same-origin frame assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: losing a document's frame with an active sensor does not crash assert_implements: UncalibratedMagnetometer is not supported. undefined
 Harness: the test ran to completion.
 

third_party/blink/web_tests/external/wpt/magnetometer/Magnetometer.https-expected.txt

@@ -20,26 +20,26 @@ PASS Magnetometer: frequency hint works.
 PASS Magnetometer: throw 'TypeError' if frequency is invalid.
 PASS Magnetometer: sensor reading is correct when options.referenceFrame is 'screen'.
 PASS Magnetometer: throw 'TypeError' if referenceFrame is not one of enumeration values.
-FAIL UncalibratedMagnetometer: Test that onerror is sent when sensor is not supported. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: Test that onerror is sent when permissions are not granted. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: Test that onerror is send when start() call has failed. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: Test that frequency is capped to allowed maximum. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: Test that frequency is capped to the maximum supported frequency. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: Test that frequency is limited to the minimum supported frequency. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: Test that sensor cannot be constructed within iframe disallowed to use feature policy. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: Test that sensor can be constructed within an iframe allowed to use feature policy. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: Test that 'onreading' is called and sensor reading is valid. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: sensor reading is correct. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: sensor timestamp is updated when time passes. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: Test that sensor can be successfully created and its states are correct. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: sensor.start() returns undefined. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: no exception is thrown when calling start() on already started sensor. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: sensor.stop() returns undefined. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: no exception is thrown when calling stop() on already stopped sensor. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: Test that fresh reading is fetched on start(). assert_true: expected true got false
-FAIL UncalibratedMagnetometer: frequency hint works. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: throw 'TypeError' if frequency is invalid. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: sensor reading is correct when options.referenceFrame is 'screen'. assert_true: expected true got false
-FAIL UncalibratedMagnetometer: throw 'TypeError' if referenceFrame is not one of enumeration values. assert_true: expected true got false
+FAIL UncalibratedMagnetometer: Test that onerror is sent when sensor is not supported. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: Test that onerror is sent when permissions are not granted. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: Test that onerror is send when start() call has failed. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: Test that frequency is capped to allowed maximum. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: Test that frequency is capped to the maximum supported frequency. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: Test that frequency is limited to the minimum supported frequency. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: Test that sensor cannot be constructed within iframe disallowed to use feature policy. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: Test that sensor can be constructed within an iframe allowed to use feature policy. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: Test that 'onreading' is called and sensor reading is valid. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: sensor reading is correct. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: sensor timestamp is updated when time passes. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: Test that sensor can be successfully created and its states are correct. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: sensor.start() returns undefined. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: no exception is thrown when calling start() on already started sensor. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: sensor.stop() returns undefined. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: no exception is thrown when calling stop() on already stopped sensor. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: Test that fresh reading is fetched on start(). assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: frequency hint works. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: throw 'TypeError' if frequency is invalid. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: sensor reading is correct when options.referenceFrame is 'screen'. assert_implements: UncalibratedMagnetometer is not supported. undefined
+FAIL UncalibratedMagnetometer: throw 'TypeError' if referenceFrame is not one of enumeration values. assert_implements: UncalibratedMagnetometer is not supported. undefined
 Harness: the test ran to completion.