Implement GetInitiateUpload{New,Existing}FileUrl on Drive API v2.

These methods will be used to implement InitiateUpload{New,Existing}Operation
on Drive API v2.

BUG=148632
TEST=Ran unit_tests


Review URL: https://chromiumcodereview.appspot.com/12225101

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@182215 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/google_apis/drive_api_url_generator.cc

@@ -23,6 +23,13 @@ const char kDriveV2ChildrenUrlFormat[] = "/drive/v2/files/%s/children";
 const char kDriveV2ChildrenUrlForRemovalFormat[] =
     "/drive/v2/files/%s/children/%s";
 const char kDriveV2FileTrashUrlFormat[] = "/drive/v2/files/%s/trash";
+const char kDriveV2InitiateUploadNewFileUrl[] = "/upload/drive/v2/files";
+const char kDriveV2InitiateUploadExistingFileUrlPrefix[] =
+    "/upload/drive/v2/files/";
+
+GURL AddResumableUploadParam(const GURL& url) {
+  return net::AppendOrReplaceQueryParameter(url, "uploadType", "resumable");
+}
 
 }  // namespace
 
@@ -96,4 +103,17 @@ GURL DriveApiUrlGenerator::GetChildrenUrlForRemoval(
                          net::EscapePath(child_id).c_str()));
 }
 
+GURL DriveApiUrlGenerator::GetInitiateUploadNewFileUrl() const {
+  return AddResumableUploadParam(
+      base_url_.Resolve(kDriveV2InitiateUploadNewFileUrl));
+}
+
+GURL DriveApiUrlGenerator::GetInitiateUploadExistingFileUrl(
+    const std::string& resource_id) const {
+  const GURL& url = base_url_.Resolve(
+      kDriveV2InitiateUploadExistingFileUrlPrefix +
+      net::EscapePath(resource_id));
+  return AddResumableUploadParam(url);
+}
+
 }  // namespace google_apis

chrome/browser/google_apis/drive_api_url_generator.h

@@ -68,6 +68,13 @@ class DriveApiUrlGenerator {
   GURL GetChildrenUrlForRemoval(const std::string& folder_id,
                                 const std::string& child_id) const;
 
+  // Returns a URL to initiate uploading a new file.
+  GURL GetInitiateUploadNewFileUrl() const;
+
+  // Returns a URL to initiate uploading an existing file specified by
+  // |resource_id|.
+  GURL GetInitiateUploadExistingFileUrl(const std::string& resource_id) const;
+
  private:
   const GURL base_url_;
 

chrome/browser/google_apis/drive_api_url_generator_unittest.cc

@@ -176,4 +176,46 @@ TEST_F(DriveApiUrlGeneratorTest, GetFileTrashUrl) {
             test_url_generator_.GetFileTrashUrl("file:file_id").spec());
 }
 
+TEST_F(DriveApiUrlGeneratorTest, GetInitiateUploadNewFileUrl) {
+  EXPECT_EQ(
+      "https://www.googleapis.com/upload/drive/v2/files?uploadType=resumable",
+      url_generator_.GetInitiateUploadNewFileUrl().spec());
+
+  EXPECT_EQ(
+      "http://127.0.0.1:12345/upload/drive/v2/files?uploadType=resumable",
+      test_url_generator_.GetInitiateUploadNewFileUrl().spec());
+}
+
+TEST_F(DriveApiUrlGeneratorTest, GetInitiateUploadExistingFileUrl) {
+  // |resource_id| should be embedded into the url.
+  EXPECT_EQ(
+      "https://www.googleapis.com/upload/drive/v2/files/0ADK06pfg"
+      "?uploadType=resumable",
+      url_generator_.GetInitiateUploadExistingFileUrl("0ADK06pfg").spec());
+  EXPECT_EQ(
+      "https://www.googleapis.com/upload/drive/v2/files/0Bz0bd074"
+      "?uploadType=resumable",
+      url_generator_.GetInitiateUploadExistingFileUrl("0Bz0bd074").spec());
+  EXPECT_EQ(
+      "https://www.googleapis.com/upload/drive/v2/files/file%3Afile_id"
+      "?uploadType=resumable",
+      url_generator_.GetInitiateUploadExistingFileUrl("file:file_id").spec());
+
+  EXPECT_EQ(
+      "http://127.0.0.1:12345/upload/drive/v2/files/0ADK06pfg"
+      "?uploadType=resumable",
+      test_url_generator_.GetInitiateUploadExistingFileUrl(
+          "0ADK06pfg").spec());
+  EXPECT_EQ(
+      "http://127.0.0.1:12345/upload/drive/v2/files/0Bz0bd074"
+      "?uploadType=resumable",
+      test_url_generator_.GetInitiateUploadExistingFileUrl(
+          "0Bz0bd074").spec());
+  EXPECT_EQ(
+      "http://127.0.0.1:12345/upload/drive/v2/files/file%3Afile_id"
+      "?uploadType=resumable",
+      test_url_generator_.GetInitiateUploadExistingFileUrl(
+          "file:file_id").spec());
+}
+
 }  // namespace google_apis