gyptest-action-dependencies.py

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#!/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.

"""

Verify that building an object file correctly depends on running actions in

dependent targets, but not the targets themselves.

"""

from __future__ import print_function

import os

import sys

if sys.platform == 'win32':

  print("This test is currently disabled: https://crbug.com/483696.")

  sys.exit(0)

import TestGyp

# NOTE(piman): This test will not work with other generators because:

# - it explicitly tests the optimization, which is not implemented (yet?) on

# other generators

# - it relies on the exact path to output object files, which is generator

# dependent, and actually, relies on the ability to build only that object file,

# which I don't think is available on all generators.

# TODO(piman): Extend to other generators when possible.

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('action_dependencies.gyp', chdir='src')

chdir = 'relocate/src'

test.relocate('src', chdir)

objext = '.obj' if sys.platform == 'win32' else '.o'

test.build('action_dependencies.gyp',

           os.path.join('obj', 'b.b' + objext),

           chdir=chdir)

# The 'a' actions should be run (letting b.c compile), but the a static library

# should not be built.

test.built_file_must_not_exist('a', type=test.STATIC_LIB, chdir=chdir)

test.built_file_must_not_exist('b', type=test.STATIC_LIB, chdir=chdir)

test.built_file_must_exist(os.path.join('obj', 'b.b' + objext), chdir=chdir)

test.build('action_dependencies.gyp',

           os.path.join('obj', 'c.c' + objext),

           chdir=chdir)

# 'a' and 'b' should be built, so that the 'c' action succeeds, letting c.c

# compile

test.built_file_must_exist('a', type=test.STATIC_LIB, chdir=chdir)

test.built_file_must_exist('b', type=test.EXECUTABLE, chdir=chdir)

test.built_file_must_exist(os.path.join('obj', 'c.c' + objext), chdir=chdir)

test.pass_test()