Port //base/android/jni_generator/jni_generator.gyp to GN

BUG=573259,573250

Review URL: https://codereview.chromium.org/1557623002

Cr-Commit-Position: refs/heads/master@{#367189}

base/BUILD.gn

@@ -1891,6 +1891,7 @@ test("base_unittests") {
     deps += [
       ":base_java",
       ":base_java_unittest_support",
+      "//base/android/jni_generator:jni_generator_tests",
     ]
 
     # TODO(brettw) I think this should not be here, we should not be using

base/android/jni_generator/BUILD.gn

+# Copyright 2016 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+import("//build/config/android/rules.gni")
+import("//testing/test.gni")
+
+# GYP: //base/android/jni_generator/jni_generator.gyp:jni_generator_py_tests
+action("jni_generator_py_tests") {
+  _stamp = "$target_gen_dir/jni_generator_py_tests.stamp"
+  inputs = [
+    "jni_generator.py",
+    "jni_generator_tests.py",
+    "java/src/org/chromium/example/jni_generator/SampleForTests.java",
+    "golden_sample_for_tests_jni.h",
+  ]
+  outputs = [
+    _stamp,
+  ]
+  script = "jni_generator_tests.py"
+  args = [
+    "--stamp",
+    rebase_path(_stamp, root_build_dir),
+  ]
+}
+
+# GYP: //base/android/jni_generator/jni_generator.gyp:jni_sample_header
+generate_jni("jni_sample_header") {
+  sources = [
+    "java/src/org/chromium/example/jni_generator/SampleForTests.java",
+  ]
+  jni_package = "example"
+}
+
+# GYP: //base/android/jni_generator/jni_generator.gyp:jni_sample_java
+android_library("jni_sample_java") {
+  DEPRECATED_java_in_dir = "java/src"
+  deps = [
+    "//base:base_java",
+  ]
+}
+
+# This executable doesn't actually run, but at least serves to test that
+# generated bindings compile properly.
+# GYP: //base/android/jni_generator/jni_generator.gyp:jni_generator_tests
+executable("jni_generator_tests") {
+  deps = [
+    ":jni_generator_py_tests",
+    ":jni_sample_header",
+    ":jni_sample_java",
+    "//base",
+  ]
+  sources = [
+    "sample_for_tests.cc",
+    "sample_for_tests.h",
+  ]
+}

base/android/jni_generator/jni_generator.gyp

@@ -4,6 +4,7 @@
 
 {
   'targets': [
+    # GYP: //base/android/jni_generator:jni_generator_tests
     {
       'target_name': 'jni_generator_py_tests',
       'type': 'none',
@@ -29,6 +30,7 @@
         },
       ],
     },
+    # GYP: //base/android/jni_generator:jni_sample_header
     {
       'target_name': 'jni_sample_header',
       'type': 'none',
@@ -40,6 +42,7 @@
       },
       'includes': [ '../../../build/jni_generator.gypi' ],
     },
+    # GYP: //base/android/jni_generator:jni_sample_java
     {
       'target_name': 'jni_sample_java',
       'type': 'none',
@@ -51,6 +54,7 @@
       ],
       'includes': [ '../../../build/java.gypi' ],
     },
+    # GYP: //base/android/jni_generator:jni_generator_tests
     {
       'target_name': 'jni_generator_tests',
       'type': 'executable',

base/android/jni_generator/sample_for_tests.cc

@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#include <iostream>
+
 #include "base/android/jni_generator/sample_for_tests.h"
 
 #include "base/android/jni_android.h"
@@ -62,6 +64,7 @@ void CPPClass::IterateAndDoSomethingWithStructB(
        it != map_.end(); ++it) {
     long key = it->first;
     std::string value = it->second;
+    std::cout << key << value;
   }
   map_.clear();
 }
@@ -97,10 +100,6 @@ static ScopedJavaLocalRef<jobject> GetNonPODDatatype(
   return ScopedJavaLocalRef<jobject>();
 }
 
-static jint InnerFunction(JNIEnv*, jclass) {
-  return 0;
-}
-
 } // namespace android
 } // namespace base
 
@@ -118,6 +117,8 @@ int main() {
   int bar = base::android::Java_SampleForTests_javaMethod(
       env, my_java_object, 1, 2);
 
+  std::cout << foo << bar;
+
   for (int i = 0; i < 10; ++i) {
     // Creates a "struct" that will then be used by the java side.
     ScopedJavaLocalRef<jobject> struct_a =
@@ -127,5 +128,9 @@ int main() {
         env, my_java_object, struct_a.obj());
   }
   base::android::Java_SampleForTests_iterateAndDoSomething(env, my_java_object);
+  base::android::Java_SampleForTests_packagePrivateJavaMethod(env,
+                                                              my_java_object);
+  base::android::Java_SampleForTests_methodThatThrowsException(env,
+                                                               my_java_object);
   return 0;
 }