def testEnvironmentCommandWithDefault(self):
bar = Artifact("env/BAR", None)
bar_set = Artifact("env/set/BAR", None)
default = Artifact("default", None)
output = Artifact("foo", None)
command = EnvironmentCommand(MockRuleContext(bar, bar_set), "BAR",
output, default)
enumerator = MockArtifactEnumerator({bar_set: "false"})
command.enumerate_artifacts(enumerator)
self.assertEquals([bar_set], enumerator.reads)
self.assertEquals([default], enumerator.inputs)
self.assertEquals([output], enumerator.outputs)
enumerator = MockArtifactEnumerator({bar_set: "true"})
command.enumerate_artifacts(enumerator)
self.assertEquals([bar_set], enumerator.reads)
self.assertEquals([bar], enumerator.inputs)
self.assertEquals([output], enumerator.outputs)
dir = VirtualDirectory()
dir.write("env/set/BAR", "true")
dir.write("env/BAR", "baz")
context = MockCommandContext(dir)
log = cStringIO.StringIO()
self.assertTrue(command.run(context, log))
self.assertEquals("baz", dir.read("foo"))
self.assertEquals("", log.getvalue())
dir = VirtualDirectory()
dir.write("env/set/BAR", "false")
dir.write("default", "qux")
context = MockCommandContext(dir)
log = cStringIO.StringIO()
self.assertTrue(command.run(context, log))
self.assertEquals("qux", dir.read("foo"))
self.assertEquals("", log.getvalue())
self.assertEquals("echo ${BAR:$(default)} > foo\n",
_print_command(command))
def testEnvironmentCommand(self):
dir = VirtualDirectory()
bar = Artifact("env/BAR", None)
bar_set = Artifact("env/set/BAR", None)
output = Artifact("foo", None)
command = EnvironmentCommand(MockRuleContext(bar, bar_set), "BAR",
output)
enumerator = MockArtifactEnumerator({bar_set: "false"})
command.enumerate_artifacts(enumerator)
self.assertEquals([bar_set], enumerator.reads)
self.assertEquals([], enumerator.inputs)
self.assertEquals([output], enumerator.outputs)
enumerator = MockArtifactEnumerator({bar_set: "true"})
command.enumerate_artifacts(enumerator)
self.assertEquals([bar_set], enumerator.reads)
self.assertEquals([bar], enumerator.inputs)
self.assertEquals([output], enumerator.outputs)
context = MockCommandContext(dir)
dir.write("env/set/BAR", "false")
log = cStringIO.StringIO()
self.assertFalse(command.run(context, log))
self.assertFalse(dir.exists("foo"))
self.assertEquals("Environment variable not set: BAR\n",
log.getvalue())
dir.write("env/set/BAR", "true")
dir.write("env/BAR", "baz")
log = cStringIO.StringIO()
self.assertTrue(command.run(context, log))
self.assertEquals("baz", dir.read("foo"))
self.assertEquals("", log.getvalue())
self.assertEquals("echo $BAR > foo\n", _print_command(command))
