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authorTom Sepez <tsepez@chromium.org>2015-04-03 13:21:53 -0700
committerTom Sepez <tsepez@chromium.org>2015-04-03 13:21:53 -0700
commit6ce87f3e283a2cf44cacbcea7f0dc72633682b5b (patch)
treea32a688b9266078ca7463d21a4d956ae260a3d36 /testing/tools/common.py
parent18d971d1b6f2cd91fc04c38afa5b04b05b538c98 (diff)
downloadpdfium-6ce87f3e283a2cf44cacbcea7f0dc72633682b5b.tar.xz
Refactor PDFium python test utilities.
Extract a common portions for determining suppressions and comparing pngs. R=thestig@chromium.org Review URL: https://codereview.chromium.org/1057983003
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+#!/usr/bin/env python
+# Copyright 2015 The PDFium 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 os
+import sys
+
+def os_name():
+ if sys.platform.startswith('linux'):
+ return 'linux'
+ if sys.platform.startswith('win'):
+ return 'win'
+ if sys.platform.startswith('darwin'):
+ return 'mac'
+ raise Exception('Confused, can not determine OS, aborting.')
+
+
+class DirectoryFinder:
+ '''A class for finding directories and paths under either a standalone
+ checkout or a chromium checkout of PDFium.'''
+
+ def __init__(self, build_location):
+ # |build_location| is typically "out/Debug" or "out/Release".
+ # Expect |my_dir| to be .../pdfium/testing/tools.
+ self.my_dir = os.path.dirname(os.path.realpath(__file__))
+ self.testing_dir = os.path.dirname(self.my_dir)
+ if (os.path.basename(self.my_dir) != 'tools' or
+ os.path.basename(self.testing_dir) != 'testing'):
+ raise Exception('Confused, can not find pdfium root directory, aborting.')
+ self.pdfium_dir = os.path.dirname(self.testing_dir)
+ # Find path to build directory. This depends on whether this is a
+ # standalone build vs. a build as part of a chromium checkout. For
+ # standalone, we expect a path like .../pdfium/out/Debug, but for
+ # chromium, we expect a path like .../src/out/Debug two levels
+ # higher (to skip over the third_party/pdfium path component under
+ # which chromium sticks pdfium).
+ self.base_dir = self.pdfium_dir
+ one_up_dir = os.path.dirname(self.base_dir)
+ two_up_dir = os.path.dirname(one_up_dir)
+ if (os.path.basename(two_up_dir) == 'src' and
+ os.path.basename(one_up_dir) == 'third_party'):
+ self.base_dir = two_up_dir
+ self.build_dir = os.path.join(self.base_dir, build_location)
+ self.os_name = os_name()
+
+ def ExecutablePath(self, name):
+ '''Finds compiled binaries under the build path.'''
+ result = os.path.join(self.build_dir, name)
+ if self.os_name == 'win':
+ result = result + '.exe'
+ return result
+
+ def ScriptPath(self, name):
+ '''Finds other scripts in the same directory as this one.'''
+ return os.path.join(self.my_dir, name)
+
+ def WorkingDir(self, other_components=''):
+ '''Places generated files under the build directory, not source dir.'''
+ result = os.path.join(self.build_dir, 'gen', 'pdfium')
+ if other_components:
+ result = os.path.join(result, other_components)
+ return result
+
+ def TestingDir(self, other_components=''):
+ '''Finds test files somewhere under the testing directory.'''
+ result = self.testing_dir
+ if other_components:
+ result = os.path.join(result, other_components)
+ return result