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81 lines
2.6 KiB
Python
81 lines
2.6 KiB
Python
import unittest
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import os, sys, os.path, time
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from tempfile import mkdtemp
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from shutil import rmtree
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import mozunit
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from buildlist import addEntriesToListFile
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class TestBuildList(unittest.TestCase):
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"""
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Unit tests for buildlist.py
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"""
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def setUp(self):
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self.tmpdir = mkdtemp()
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def tearDown(self):
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rmtree(self.tmpdir)
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# utility methods for tests
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def touch(self, file, dir=None):
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if dir is None:
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dir = self.tmpdir
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f = os.path.join(dir, file)
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open(f, 'w').close()
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return f
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def assertFileContains(self, filename, l):
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"""Assert that the lines in the file |filename| are equal
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to the contents of the list |l|, in order."""
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l = l[:]
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f = open(filename, 'r')
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lines = [line.rstrip() for line in f.readlines()]
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f.close()
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for line in lines:
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self.assert_(len(l) > 0, "ran out of expected lines! (expected '%s', got '%s')" % (l, lines))
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self.assertEqual(line, l.pop(0))
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self.assert_(len(l) == 0, "not enough lines in file! (expected '%s', got '%s'" % (l, lines))
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def test_basic(self):
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"Test that addEntriesToListFile works when file doesn't exist."
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testfile = os.path.join(self.tmpdir, "test.list")
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l = ["a", "b", "c"]
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addEntriesToListFile(testfile, l)
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self.assertFileContains(testfile, l)
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# ensure that attempting to add the same entries again doesn't change it
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addEntriesToListFile(testfile, l)
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self.assertFileContains(testfile, l)
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def test_append(self):
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"Test adding new entries."
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testfile = os.path.join(self.tmpdir, "test.list")
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l = ["a", "b", "c"]
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addEntriesToListFile(testfile, l)
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self.assertFileContains(testfile, l)
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l2 = ["x","y","z"]
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addEntriesToListFile(testfile, l2)
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l.extend(l2)
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self.assertFileContains(testfile, l)
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def test_append_some(self):
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"Test adding new entries mixed with existing entries."
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testfile = os.path.join(self.tmpdir, "test.list")
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l = ["a", "b", "c"]
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addEntriesToListFile(testfile, l)
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self.assertFileContains(testfile, l)
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addEntriesToListFile(testfile, ["a", "x", "c", "z"])
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self.assertFileContains(testfile, ["a", "b", "c", "x", "z"])
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def test_add_multiple(self):
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"""Test that attempting to add the same entry multiple times results in
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only one entry being added."""
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testfile = os.path.join(self.tmpdir, "test.list")
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addEntriesToListFile(testfile, ["a","b","a","a","b"])
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self.assertFileContains(testfile, ["a","b"])
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addEntriesToListFile(testfile, ["c","a","c","b","c"])
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self.assertFileContains(testfile, ["a","b","c"])
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if __name__ == '__main__':
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mozunit.main()
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