| #!/usr/bin/env python |
| # |
| # Copyright 2010 Google Inc. |
| # |
| # 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. |
| # |
| |
| """Tests for protorpc.generate.""" |
| |
| __author__ = 'rafek@google.com (Rafe Kaplan)' |
| |
| import operator |
| |
| import cStringIO |
| import sys |
| import unittest |
| |
| from protorpc import generate |
| from protorpc import test_util |
| |
| |
| class ModuleInterfaceTest(test_util.ModuleInterfaceTest, |
| test_util.TestCase): |
| |
| MODULE = generate |
| |
| |
| class IndentWriterTest(test_util.TestCase): |
| |
| def setUp(self): |
| self.out = cStringIO.StringIO() |
| self.indent_writer = generate.IndentWriter(self.out) |
| |
| def testWriteLine(self): |
| self.indent_writer.write_line('This is a line') |
| self.indent_writer.write_line('This is another line') |
| |
| self.assertEquals('This is a line\n' |
| 'This is another line\n', |
| self.out.getvalue()) |
| |
| def testLeftShift(self): |
| self.run_count = 0 |
| def mock_write_line(line): |
| self.run_count += 1 |
| self.assertEquals('same as calling write_line', line) |
| |
| self.indent_writer.write_line = mock_write_line |
| self.indent_writer << 'same as calling write_line' |
| self.assertEquals(1, self.run_count) |
| |
| def testIndentation(self): |
| self.indent_writer << 'indent 0' |
| self.indent_writer.begin_indent() |
| self.indent_writer << 'indent 1' |
| self.indent_writer.begin_indent() |
| self.indent_writer << 'indent 2' |
| self.indent_writer.end_indent() |
| self.indent_writer << 'end 2' |
| self.indent_writer.end_indent() |
| self.indent_writer << 'end 1' |
| self.assertRaises(generate.IndentationError, |
| self.indent_writer.end_indent) |
| |
| self.assertEquals('indent 0\n' |
| ' indent 1\n' |
| ' indent 2\n' |
| ' end 2\n' |
| 'end 1\n', |
| self.out.getvalue()) |
| |
| def testBlankLine(self): |
| self.indent_writer << '' |
| self.indent_writer.begin_indent() |
| self.indent_writer << '' |
| self.assertEquals('\n\n', self.out.getvalue()) |
| |
| def testNoneInvalid(self): |
| self.assertRaises( |
| TypeError, operator.lshift, self.indent_writer, None) |
| |
| def testAltIndentation(self): |
| self.indent_writer = generate.IndentWriter(self.out, indent_space=3) |
| self.indent_writer << 'indent 0' |
| self.assertEquals(0, self.indent_writer.indent_level) |
| self.indent_writer.begin_indent() |
| self.indent_writer << 'indent 1' |
| self.assertEquals(1, self.indent_writer.indent_level) |
| self.indent_writer.begin_indent() |
| self.indent_writer << 'indent 2' |
| self.assertEquals(2, self.indent_writer.indent_level) |
| self.indent_writer.end_indent() |
| self.indent_writer << 'end 2' |
| self.assertEquals(1, self.indent_writer.indent_level) |
| self.indent_writer.end_indent() |
| self.indent_writer << 'end 1' |
| self.assertEquals(0, self.indent_writer.indent_level) |
| self.assertRaises(generate.IndentationError, |
| self.indent_writer.end_indent) |
| self.assertEquals(0, self.indent_writer.indent_level) |
| |
| self.assertEquals('indent 0\n' |
| ' indent 1\n' |
| ' indent 2\n' |
| ' end 2\n' |
| 'end 1\n', |
| self.out.getvalue()) |
| |
| def testIndent(self): |
| self.indent_writer << 'indent 0' |
| self.assertEquals(0, self.indent_writer.indent_level) |
| |
| def indent1(): |
| self.indent_writer << 'indent 1' |
| self.assertEquals(1, self.indent_writer.indent_level) |
| |
| def indent2(): |
| self.indent_writer << 'indent 2' |
| self.assertEquals(2, self.indent_writer.indent_level) |
| test_util.do_with(self.indent_writer.indent(), indent2) |
| |
| self.assertEquals(1, self.indent_writer.indent_level) |
| self.indent_writer << 'end 2' |
| test_util.do_with(self.indent_writer.indent(), indent1) |
| |
| self.assertEquals(0, self.indent_writer.indent_level) |
| self.indent_writer << 'end 1' |
| |
| self.assertEquals('indent 0\n' |
| ' indent 1\n' |
| ' indent 2\n' |
| ' end 2\n' |
| 'end 1\n', |
| self.out.getvalue()) |
| |
| |
| def main(): |
| unittest.main() |
| |
| |
| if __name__ == '__main__': |
| main() |