#!/usr/bin/env python
#
# Copyright 2013 The Closure Library Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS-IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Unit test for depstree."""
__author__ = '[email protected] (Nathan Naze)'
import os
import unittest
import jscompiler
class JsCompilerTestCase(unittest.TestCase):
"""Unit tests for jscompiler module."""
def testGetFlagFile(self):
flags_file = jscompiler._GetFlagFile(['path/to/src1.js', 'path/to/src2.js'],
['--test_compiler_flag'])
def file_get_contents(filename):
with open(filename) as f:
content = f.read()
f.close()
return content
flags_file_content = file_get_contents(flags_file.name)
os.remove(flags_file.name)
self.assertEqual(
'--js path/to/src1.js --js path/to/src2.js --test_compiler_flag',
flags_file_content)
def testGetJsCompilerArgs(self):
original_check = jscompiler._JavaSupports32BitMode
jscompiler._JavaSupports32BitMode = lambda: False
args = jscompiler._GetJsCompilerArgs('path/to/jscompiler.jar', (1, 7),
['--test_jvm_flag'])
self.assertEqual([
'java', '-client', '--test_jvm_flag', '-jar', 'path/to/jscompiler.jar'
], args)
def CheckJava15RaisesError():
jscompiler._GetJsCompilerArgs('path/to/jscompiler.jar', (1, 5),
['--test_jvm_flag'])
self.assertRaises(jscompiler.JsCompilerError, CheckJava15RaisesError)
jscompiler._JavaSupports32BitMode = original_check
def testGetJsCompilerArgs32BitJava(self):
original_check = jscompiler._JavaSupports32BitMode
# Should include the -d32 flag only if 32-bit Java is supported by the
# system.
jscompiler._JavaSupports32BitMode = lambda: True
args = jscompiler._GetJsCompilerArgs('path/to/jscompiler.jar', (1, 7),
['--test_jvm_flag'])
self.assertEqual([
'java', '-d32', '-client', '--test_jvm_flag', '-jar',
'path/to/jscompiler.jar'
], args)
# Should exclude the -d32 flag if 32-bit Java is not supported by the
# system.
jscompiler._JavaSupports32BitMode = lambda: False
args = jscompiler._GetJsCompilerArgs('path/to/jscompiler.jar', (1, 7),
['--test_jvm_flag'])
self.assertEqual([
'java', '-client', '--test_jvm_flag', '-jar', 'path/to/jscompiler.jar'
], args)
jscompiler._JavaSupports32BitMode = original_check
def testGetJavaVersion(self):
def assertVersion(expected, version_string):
self.assertEqual(expected, jscompiler._ParseJavaVersion(version_string))
assertVersion((9, 0), _TEST_JAVA_JEP_223_VERSION_STRING)
assertVersion((1, 7), _TEST_JAVA_VERSION_STRING)
assertVersion((1, 6), _TEST_JAVA_NESTED_VERSION_STRING)
assertVersion((1, 4), 'java version "1.4.0_03-ea"')
_TEST_JAVA_VERSION_STRING = """\
openjdk version "1.7.0-google-v5"
OpenJDK Runtime Environment (build 1.7.0-google-v5-64327-39803485)
OpenJDK Server VM (build 22.0-b10, mixed mode)
"""
_TEST_JAVA_NESTED_VERSION_STRING = """\
Picked up JAVA_TOOL_OPTIONS: -Dfile.encoding=UTF-8
java version "1.6.0_35"
Java(TM) SE Runtime Environment (build 1.6.0_35-b10-428-11M3811)
Java HotSpot(TM) Client VM (build 20.10-b01-428, mixed mode)
"""
_TEST_JAVA_JEP_223_VERSION_STRING = """\
openjdk version "9-Ubuntu"
OpenJDK Runtime Environment (build 9-Ubuntu+0-9b134-2ubuntu1)
OpenJDK 64-Bit Server VM (build 9-Ubuntu+0-9b134-2ubuntu1, mixed mode)
"""
if __name__ == '__main__':
unittest.main()
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