[headless] Refactor headless devtools client API.

headless/lib/browser/devtools_api/client_api_generator_unittest.py

 #!/usr/bin/env python
 
 # 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 client_api_generator
 import shutil
 import sys
 import tempfile
@@ skipping 334 matching lines @@
         'type': 'object',
         'id': 'TestEventWithNoParamsParams',
         'description': 'Parameters for the TestEventWithNoParams event.',
         'properties': [],
       }
     ]
     client_api_generator.SynthesizeEventTypes(json_api)
     types = json_api['domains'][0]['types']
     self.assertListEqual(types, expected_types)
 
+  def test_InitializeDependencies(self):
+    json_api = {
+      'domains': [
+        {
+          'domain': 'Domain1',
+          'types': [
+            {
+              'id': 'TestType',
+              'type': 'object',
+              'properties': [
+                  {'name': 'p1', 'type': 'object', '$ref': 'Domain2.TestType'},
+              ],
+            },
+          ],
+        },
+        {
+          'domain': 'Domain2',
+          'dependencies': ['Domain3'],
+          'types': [
+            {
+              'id': 'TestType',
+              'type': 'object',
+              'properties': [
+                  {'name': 'p1', 'type': 'object', '$ref': 'Domain1.TestType'},
+              ],
+            },
+          ],
+        },
+        {
+          'domain': 'Domain3',
+        },
+        {
+          'domain': 'Domain4',
+          'dependencies': ['Domain1'],
+        },
+      ]
+    }
+    client_api_generator.InitializeDependencies(json_api)
+
+    dependencies = [ {
+      'domain': domain['domain'],
+      'dependencies': domain['dependencies']
+    } for domain in json_api['domains'] ]
+
+    self.assertListEqual(dependencies, [ {
+        "domain": "Domain1",
+        "dependencies": ["Domain1", "Domain2", "Domain3"],
+      }, {
+        "domain": "Domain2",
+        "dependencies": ["Domain1", "Domain2", "Domain3"],
+      }, {
+        "domain": "Domain3",
+        "dependencies": ["Domain3"],
+      }, {
+        "domain": "Domain4",
+        "dependencies": ["Domain1", "Domain2", "Domain3", "Domain4"],
+      }
+    ])
+
   def test_PatchExperimentalDomains(self):
     json_api = {
       'domains': [
         {
           'domain': 'domain',
           'experimental': True,
           'commands': [
             {
               'name': 'FooCommand',
             }
@@ skipping 83 matching lines @@
               ],
             },
           ]
         },
       ]
     }
     try:
       dirname = tempfile.mkdtemp()
       jinja_env = client_api_generator.InitializeJinjaEnv(dirname)
       client_api_generator.CreateTypeDefinitions(json_api)
-      client_api_generator.Generate(jinja_env, dirname, json_api, 'types',
-                                    ['cc'])
-      client_api_generator.Generate(jinja_env, dirname, json_api, 'types',
-                                    ['h'])
+      client_api_generator.Generate(jinja_env, dirname, json_api,
+                                    'deprecated_types', ['h'])
       # This is just a smoke test; we don't actually verify the generated output
       # here.
     finally:
       shutil.rmtree(dirname)
 
   def test_GenerateDomains(self):
     json_api = {
       'domains': [
         {
           'domain': 'domain0',
@@ skipping 11 matching lines @@
               'id': 'TestType',
               'type': 'object',
             },
           ]
         },
       ]
     }
     try:
       dirname = tempfile.mkdtemp()
       jinja_env = client_api_generator.InitializeJinjaEnv(dirname)
-      client_api_generator.GenerateDomains(jinja_env, dirname, json_api,
-                                          'domain', ['cc', 'h'])
+      client_api_generator.GeneratePerDomain(
+          jinja_env, dirname, json_api,
+          'domain', ['cc', 'h'], lambda domain_name: domain_name)
       # This is just a smoke test; we don't actually verify the generated output
       # here.
     finally:
       shutil.rmtree(dirname)
 
 
 if __name__ == '__main__':
   unittest.main(verbosity=2, exit=False, argv=sys.argv)