patch from chinmaygarde@ to make progress on mac, ios.

testing/test.gni

 # Copyright 2015 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.
 
 # ==============================================================================
 # TEST SETUP
 # ==============================================================================
 
 # Define a test as an executable (or apk on Android) with the "testonly" flag
 # set.
@@ skipping 134 matching lines @@
     group(target_name) {
       testonly = true
       datadeps = [
         ":$test_runner_script_name",
       ]
       deps = [
         ":$library_name",
         ":$apk_name",
       ]
     }
+  } else if (is_ios) {
+    if (is_ios) {
+      import("//build/config/ios/rules.gni")
+    }
+
+    target__sources_name = "${target_name}__sources"
+    if (defined(invoker.sources)) {
+      source_set(target__sources_name) {
+        sources = invoker.sources
+        testonly = true
+
+        configs = []  # Prevent list overwriting warning.
+        configs += invoker.configs
+
+        if (defined(invoker.data)) {
+          data = invoker.data
+        }
+        if (defined(invoker.deps)) {
+          deps = invoker.deps
+        }
+        if (defined(invoker.data_deps)) {
+          data_deps = invoker.data_deps
+        }
+        if (defined(invoker.datadeps)) {
+          datadeps = invoker.datadeps
+        }
+        if (defined(invoker.defines)) {
+          defines = invoker.defines
+        }
+        if (defined(invoker.includes)) {
+          defines = invoker.includes
+        }
+      }
+    }
+
+    ios_app(target_name) {
+      info_plist = "//testing/gtest_ios/unittest-Info.plist"

[sdefresne, 2015/07/25 19:15:30]

Some unit tests on iOS do specify different Info.plist, so can we make this
configurable?

[Dirk Pranke, 2015/07/31 21:27:41]

Added a TODO.

+      app_name = target_name
+      entitlements_path = "//testing/gtest_ios"
+      code_signing_identity = ""
+      testonly = true
+
+      # See above call.
+      set_sources_assignment_filter([])
+
+      if (defined(invoker.all_dependent_configs)) {
+        all_dependent_configs = invoker.all_dependent_configs
+      }
+      if (defined(invoker.allow_circular_includes_from)) {
+        allow_circular_includes_from = invoker.allow_circular_includes_from
+      }
+      if (defined(invoker.cflags)) {
+        cflags = invoker.cflags
+      }
+      if (defined(invoker.cflags_c)) {
+        cflags_c = invoker.cflags_c
+      }
+      if (defined(invoker.cflags_cc)) {
+        cflags_cc = invoker.cflags_cc
+      }
+      if (defined(invoker.cflags_objc)) {
+        cflags_objc = invoker.cflags_objc
+      }
+      if (defined(invoker.cflags_objcc)) {
+        cflags_objcc = invoker.cflags_objcc
+      }
+      if (defined(invoker.check_includes)) {
+        check_includes = invoker.check_includes
+      }
+
+      if (defined(invoker.deps)) {
+        deps = invoker.deps
+      } else {
+        deps = []
+      }
+      deps += [
+        # All shared libraries must have the sanitizer deps to properly link in
+        # asan mode (this target will be empty in other cases).
+        "//build/config/sanitizers:deps",
+
+        # Give tests the default manifest on Windows (a no-op elsewhere).
+        "//build/win:default_exe_manifest",

[sdefresne, 2015/07/25 19:15:30]

Can we omit this since it is a noop?

[Dirk Pranke, 2015/07/31 21:27:41]

Done.

+      ]
+
+      if (defined(invoker.forward_dependent_configs_from)) {
+        forward_dependent_configs_from = invoker.forward_dependent_configs_from
+      }
+      if (defined(invoker.include_dirs)) {
+        include_dirs = invoker.include_dirs
+      }
+      if (defined(invoker.ldflags)) {
+        ldflags = invoker.ldflags
+      }
+      if (defined(invoker.lib_dirs)) {
+        lib_dirs = invoker.lib_dirs
+      }
+      if (defined(invoker.libs)) {
+        libs = invoker.libs
+      }
+      if (defined(invoker.output_extension)) {
+        output_extension = invoker.output_extension
+      }
+      if (defined(invoker.output_name)) {
+        output_name = invoker.output_name
+      }
+      if (defined(invoker.public)) {
+        public = invoker.public
+      }
+      if (defined(invoker.public_configs)) {
+        public_configs = invoker.public_configs
+      }
+      if (defined(invoker.public_deps)) {
+        public_deps = invoker.public_deps
+      }
+      if (defined(invoker.sources)) {
+        deps += [ ":${target__sources_name}" ]
+      }
+      if (defined(invoker.visibility)) {
+        visibility = invoker.visibility
+      }
+    }
   } else {
     executable(target_name) {
       # See above.
       configs = []  # Prevent list overwriting warning.
       configs = invoker.configs
 
       # See above call.
       set_sources_assignment_filter([])
 
       testonly = true
@@ skipping 81 matching lines @@
       }
       if (defined(invoker.sources)) {
         sources = invoker.sources
       }
       if (defined(invoker.visibility)) {
         visibility = invoker.visibility
       }
     }
   }
 }