3 files changed, 88 insertions, 0 deletions
diff --git a/third_party/python/gyp/test/ninja/chained-dependency/chained-dependency.gyp b/third_party/python/gyp/test/ninja/chained-dependency/chained-dependency.gyp
new file mode 100644
index 0000000000..3fe68ae85a
--- /dev/null
+++ b/third_party/python/gyp/test/ninja/chained-dependency/chained-dependency.gyp
@@ -0,0 +1,53 @@
+# Copyright (c) 2010 Google Inc. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+{
+  'targets': [
+    # This first target generates a header.
+    {
+      'target_name': 'generate_header',
+      'type': 'none',
+      'msvs_cygwin_shell': '0',
+      'actions': [
+        {
+          'action_name': 'generate header',
+          'inputs': [],
+          'outputs': ['<(SHARED_INTERMEDIATE_DIR)/generated/header.h'],
+          'action': [
+            'python', '-c', 'open(<(_outputs), "w")'
+          ]
+        },
+      ],
+      'all_dependent_settings': {
+        'include_dirs': [
+          '<(SHARED_INTERMEDIATE_DIR)',
+        ],
+      },
+    },
+
+    # This intermediate target does nothing other than pull in a
+    # dependency on the above generated target.
+    {
+      'target_name': 'chain',
+      'type': 'none',
+      'dependencies': [
+        'generate_header',
+      ],
+    },
+
+    # This final target is:
+    # - a static library (so gyp doesn't transitively pull in dependencies);
+    # - that relies on the generated file two dependencies away.
+    {
+      'target_name': 'chained',
+      'type': 'static_library',
+      'dependencies': [
+        'chain',
+      ],
+      'sources': [
+        'chained.c',
+      ],
+    },
+  ],
+}
diff --git a/third_party/python/gyp/test/ninja/chained-dependency/chained.c b/third_party/python/gyp/test/ninja/chained-dependency/chained.c
new file mode 100644
index 0000000000..c1ff1a7b12
--- /dev/null
+++ b/third_party/python/gyp/test/ninja/chained-dependency/chained.c
@@ -0,0 +1,5 @@
+#include "generated/header.h"
+
+int main(void) {
+  return 0;
+}
diff --git a/third_party/python/gyp/test/ninja/chained-dependency/gyptest-chained-dependency.py b/third_party/python/gyp/test/ninja/chained-dependency/gyptest-chained-dependency.py
new file mode 100755
index 0000000000..d8763f1d3d
--- /dev/null
+++ b/third_party/python/gyp/test/ninja/chained-dependency/gyptest-chained-dependency.py
@@ -0,0 +1,30 @@
+#!/usr/bin/env python
+
+# Copyright (c) 2012 Google Inc. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+"""
+Verifies that files generated by two-steps-removed actions are built before
+dependent compile steps.
+"""
+
+import os
+import sys
+import TestGyp
+
+# This test is Ninja-specific in that:
+# - the bug only showed nondeterministically in parallel builds;
+# - it relies on a ninja-specific output file path.
+
+test = TestGyp.TestGyp(formats=['ninja'])
+# xcode-ninja doesn't support building single object files by design.
+if test.format == 'xcode-ninja':
+  test.skip_test()
+
+test.run_gyp('chained-dependency.gyp')
+objext = '.obj' if sys.platform == 'win32' else '.o'
+test.build('chained-dependency.gyp',
+           os.path.join('obj', 'chained.chained' + objext))
+# The test passes if the .o file builds successfully.
+test.pass_test()