Hacky slashy

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
 # ==============================================================================
 
 if (is_android) {
   import("//build/config/android/config.gni")
   import("//build/config/android/rules.gni")
   import("//build/config/sanitizers/sanitizers.gni")
 }
 
+if (is_fuchsia) {
+  import("//build/config/fuchsia/rules.gni")
+}
+
 # Define a test as an executable (or apk on Android) with the "testonly" flag
 # set.
 # Variable:
 #   use_raw_android_executable: Use executable() rather than android_apk().
 #   use_native_activity: Test implements ANativeActivity_onCreate().
 template("test") {
   if (is_android) {
     _use_raw_android_executable = defined(invoker.use_raw_android_executable) &&
                                   invoker.use_raw_android_executable
 
@@ skipping 250 matching lines @@
         # 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",
       ]
       if (!defined(bundle_deps)) {
         bundle_deps = []
       }
       bundle_deps += [ ":$_resources_bundle_data" ]
     }
   } else {
+    if (is_fuchsia) {
+      _output_name = invoker.target_name
+      _test_runner_target = "${_output_name}__test_runner_script"
+
+      test_runner_script(_test_runner_target) {
+        forward_variables_from(invoker,
+                               [
+                                 "data",
+                                 "data_deps",
+                                 "deps",
+                                 "public_deps",
+                               ])
+        test_name = _output_name
+      }
+    }
+
     executable(target_name) {
       deps = []
+      data_deps = []
       forward_variables_from(invoker, "*")
 
       testonly = true
       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",
       ]
+
+      if (is_fuchsia) {
+        data_deps += [ ":$_test_runner_target" ]
+      }
     }
   }
 }
 
 # Test defaults.
 set_defaults("test") {
   if (is_android) {
     configs = default_shared_library_configs
   } else {
     configs = default_executable_configs
   }
 }