class VirtualDirectoryTest(DirectoryTest, unittest.TestCase):
def setUp(self):
self.dir = VirtualDirectory()
super(VirtualDirectoryTest, self).setUp()
def addFile(self, name, mtime, content):
self.dir.add(name, mtime, content)
def addDirectory(self, name):
self.dir.add_directory(name)
def testGetDiskPath(self):
self.assertEquals(None, self.dir.get_disk_path("foo/bar"))
class VirtualDirectoryTest(DirectoryTest, unittest.TestCase):
def setUp(self):
self.dir = VirtualDirectory()
super(VirtualDirectoryTest, self).setUp()
def addFile(self, name, mtime, content):
self.dir.add(name, mtime, content)
def addDirectory(self, name):
self.dir.add_directory(name)
def testGetDiskPath(self):
self.assertEquals(None, self.dir.get_disk_path("foo/bar"))
class LoaderTest(unittest.TestCase):
def setUp(self):
self.dir = VirtualDirectory()
self.loader = Loader(self.dir)
def testBasics(self):
self.dir.add("src/foo.sebs", 0, """
x = 123
_private = "hi"
a_rule = sebs.Rule()
nested_rule = [sebs.Rule()]
def func():
return _private
""")
file = self.loader.load("foo.sebs")
self.assertTrue("sebs" not in file.__dict__)
self.assertTrue("_private" not in file.__dict__)
self.assertEqual(123, file.x)
self.assertEqual("a_rule", file.a_rule.label)
self.assertTrue(file.nested_rule[0].label is None)
self.assertEqual(4, file.a_rule.line)
self.assertEqual(5, file.nested_rule[0].line)
self.assertEqual("foo.sebs:a_rule", file.a_rule.name)
self.assertEqual("foo.sebs:5", file.nested_rule[0].name)
self.assertEqual("hi", file.func())
def testImport(self):
self.dir.add("src/foo.sebs", 0, """bar = sebs.import_("bar.sebs")""")
self.dir.add("src/bar.sebs", 0, """x = 123""")
file = self.loader.load("foo.sebs")
self.assertTrue(file.bar is self.loader.load("bar.sebs"))
self.assertEqual(123, file.bar.x)
def testCycle(self):
self.dir.add("src/foo.sebs", 0, """sebs.import_("foo.sebs")""")
self.assertRaises(DefinitionError, self.loader.load, "foo.sebs")
def testAbsoluteImport(self):
self.dir.add("src/foo/foo.sebs", 0, """
bar1 = sebs.import_("bar.sebs")
bar2 = sebs.import_("//foo/bar.sebs")
bar3 = sebs.import_("//bar/bar.sebs")
""")
self.dir.add("src/foo/bar.sebs", 0, """x = 123""")
self.dir.add("src/bar/bar.sebs", 0, """x = 321""")
file = self.loader.load("foo/foo.sebs")
self.assertTrue(file.bar1 is self.loader.load("foo/bar.sebs"))
self.assertTrue(file.bar2 is self.loader.load("foo/bar.sebs"))
self.assertTrue(file.bar3 is self.loader.load("bar/bar.sebs"))
self.assertEqual(123, file.bar1.x)
self.assertEqual(123, file.bar2.x)
self.assertEqual(321, file.bar3.x)
def testLazyImportProhibited(self):
self.dir.add("src/foo.sebs", 0, "x = sebs")
self.dir.add("src/bar.sebs", 0, "")
foo = self.loader.load("foo.sebs")
bar = self.loader.load("bar.sebs")
self.assertRaises(DefinitionError, foo.x.import_, "bar.sebs")
def testOverrideBuiltins(self):
self.dir.add("src/foo.sebs", 0, """sebs = 123""")
file = self.loader.load("foo.sebs")
self.assertEqual(123, file.sebs)
def testLoadDirectory(self):
self.dir.add("src/foo/bar/SEBS", 0, "x = 123")
file = self.loader.load("foo/bar")
self.assertEqual(123, file.x)
def testLoadTarget(self):
self.dir.add("src/foo/bar/SEBS", 0, "x = 123")
self.dir.add("src/baz.sebs", 0, "y = 'abc'")
self.assertEqual(123, self.loader.load("foo/bar:x"))
self.assertEqual("abc", self.loader.load("baz.sebs:y"))
def testTimestamp(self):
self.dir.add("src/foo.sebs", 1, """""")
self.dir.add("src/bar.sebs", 0, """sebs.import_("foo.sebs")""")
self.dir.add("src/baz.sebs", 2, """sebs.import_("foo.sebs")""")
self.dir.add("src/qux.sebs", 0, """sebs.import_("bar.sebs")""")
self.dir.add("src/quux.sebs", 0, """
sebs.import_("baz.sebs")
sebs.import_("qux.sebs")
""")
self.assertEqual(1, self.loader.load_with_timestamp("foo.sebs")[1])
self.assertEqual(1, self.loader.load_with_timestamp("bar.sebs")[1])
self.assertEqual(2, self.loader.load_with_timestamp("baz.sebs")[1])
self.assertEqual(1, self.loader.load_with_timestamp("qux.sebs")[1])
self.assertEqual(2, self.loader.load_with_timestamp("quux.sebs")[1])
class BuilderTest(unittest.TestCase):
def setUp(self):
self.dir = VirtualDirectory()
self.context = MockContext("mock.sebs", "src/mock.sebs")
self.rule = Rule(self.context)
self.console = make_console(cStringIO.StringIO()) # ignore output
def doBuild(self, *artifacts):
builder = Builder(self.console)
runner = MockRunner()
config = MockConfiguration(self.dir)
for artifact in artifacts:
builder.add_artifact(config, artifact)
builder.build(runner)
return runner.actions
def testNoAciton(self):
input = Artifact("input", None)
self.assertRaises(DefinitionError, self.doBuild, input)
self.dir.add("input", 20, "")
self.assertEqual([], self.doBuild(input))
def testSimpleAction(self):
input = Artifact("input", None)
action = Action(self.rule, "")
output = Artifact("output", action)
action.command = MockCommand([input], [output])
# output doesn't exist.
self.dir.add("input", 20, "")
self.assertEqual([action], self.doBuild(output))
# output exists but is older than input.
self.dir.add("output", 10, "")
self.assertEqual([action], self.doBuild(output))
# output exists and is newer than input.
self.dir.add("output", 40, "")
self.assertEqual([], self.doBuild(output))
# SEBS file is newer than output.
self.context.timestamp = 50
self.assertEqual([action], self.doBuild(output))
def testMultipleInputsAndOutputs(self):
in1 = Artifact("in1", None)
in2 = Artifact("in2", None)
action = Action(self.rule, "")
out1 = Artifact("out1", action)
out2 = Artifact("out2", action)
action.command = MockCommand([in1, in2], [out1, out2])
# outputs don't exist.
self.dir.add("in1", 20, "")
self.dir.add("in2", 40, "")
self.assertEqual([action], self.doBuild(out1, out2))
# only one output exists
self.dir.add("out1", 50, "")
self.assertEqual([action], self.doBuild(out1, out2))
self.assertEqual([], self.doBuild(out1))
# both outputs exist, one is outdated
self.dir.add("out2", 10, "")
self.assertEqual([action], self.doBuild(out1, out2))
self.assertEqual([], self.doBuild(out1))
# both outputs exist, one is older than *one* of the inputs
self.dir.add("out2", 30, "")
self.assertEqual([action], self.doBuild(out1, out2))
self.assertEqual([], self.doBuild(out1))
# both outputs exist and are up-to-date.
self.dir.add("out2", 50, "")
self.assertEqual([], self.doBuild(out1, out2))
def testActionWithDependency(self):
input = Artifact("input", None)
action1 = Action(self.rule, "")
temp = Artifact("temp", action1)
action1.command = MockCommand([input], [temp])
action2 = Action(self.rule, "")
output = Artifact("output", action2)
action2.command = MockCommand([temp], [output])
# outputs don't exist.
self.dir.add("input", 20, "")
self.assertEqual([action1, action2], self.doBuild(output))
self.assertEqual([action1], self.doBuild(temp))
# temp exists but is outdated.
self.dir.add("temp", 10, "")
self.assertEqual([action1, action2], self.doBuild(output))
self.assertEqual([action1], self.doBuild(temp))
# temp exists and is up-to-date.
self.dir.add("temp", 30, "")
self.assertEqual([action2], self.doBuild(output))
self.assertEqual([], self.doBuild(temp))
# output exists but is outdated.
self.dir.add("output", 10, "")
self.assertEqual([action2], self.doBuild(output))
self.assertEqual([], self.doBuild(temp))
# output exists and is up-to-date.
self.dir.add("output", 40, "")
self.assertEqual([], self.doBuild(output))
self.assertEqual([], self.doBuild(temp))
# temp is outdated but output is up-to-date.
self.dir.add("temp", 10, "")
self.assertEqual([action1, action2], self.doBuild(output))
self.assertEqual([action1], self.doBuild(temp))
def testDiamondDependency(self):
input = Artifact("input", None)
action1 = Action(self.rule, "")
temp1 = Artifact("temp1", action1)
action1.command = MockCommand([input], [temp1])
action2 = Action(self.rule, "")
temp2 = Artifact("temp2", action2)
action2.command = MockCommand([input], [temp2])
action3 = Action(self.rule, "")
output = Artifact("output", action3)
action3.command = MockCommand([temp1, temp2], [output])
# outputs don't exist.
self.dir.add("input", 20, "")
self.assertEqual([action1, action2, action3], self.doBuild(output))
self.assertEqual([action1], self.doBuild(temp1))
self.assertEqual([action2], self.doBuild(temp2))
# one side is up-to-date, other isn't.
self.dir.add("temp1", 30, "")
self.dir.add("output", 40, "")
self.assertEqual([action2, action3], self.doBuild(output))
self.assertEqual([], self.doBuild(temp1))
self.assertEqual([action2], self.doBuild(temp2))
# everything up-to-date.
self.dir.add("temp2", 30, "")
self.assertEqual([], self.doBuild(output))
self.assertEqual([], self.doBuild(temp1))
self.assertEqual([], self.doBuild(temp2))
# original input too new.
self.dir.add("input", 60, "")
self.assertEqual([action1, action2, action3], self.doBuild(output))
self.assertEqual([action1], self.doBuild(temp1))
self.assertEqual([action2], self.doBuild(temp2))
def testConditionalInputs(self):
input = Artifact("input", None)
condition = Artifact("cond", None)
conditional_action = Action(self.rule, "", "conditional_action")
conditional_input = Artifact("cond_input", conditional_action)
conditional_action.command = MockCommand([], [conditional_input])
action = Action(self.rule, "", "action")
output = Artifact("output", action)
action.command = ConditionalMockCommand(condition, [input],
[conditional_input], [output])
# output doesn't exist, condition is false.
self.dir.add("cond", 20, "false")
self.dir.add("input", 20, "")
self.assertEqual([action], self.doBuild(output))
# output exists, condition still false.
self.dir.add("output", 30, "")
self.assertEqual([], self.doBuild(output))
# condition newer than output.
self.dir.add("cond", 40, "")
self.assertEqual([action], self.doBuild(output))
self.dir.add("cond", 20, "")
# input newer than output.
self.dir.add("input", 40, "")
self.assertEqual([action], self.doBuild(output))
self.dir.add("input", 20, "")
# condition is true, cond_input doesn't exist.
self.dir.add("cond", 20, "true")
self.assertEqual([conditional_action, action], self.doBuild(output))
# cond_input newer than output -- doesn't matter since cond is false.
self.dir.add("cond_input", 40, "")
self.dir.add("cond", 20, "false")
self.assertEqual([], self.doBuild(output))
# condition is true, cond_input is newer than output.
self.dir.add("cond", 20, "true")
self.assertEqual([action], self.doBuild(output))
# output newer than cond_input.
self.dir.add("cond_input", 20, "")
self.assertEqual([], self.doBuild(output))
def testDerivedCondition(self):
condition_dep = Artifact("cond_dep", None)
# Note that MockRunner special-cases this action to make it copy cond_dep
# to cond.
condition_builder = Action(self.rule, "", "condition_builder")
condition = Artifact("cond", condition_builder)
condition_builder.command = MockCommand([condition_dep], [condition])
conditional_action = Action(self.rule, "", "conditional_action")
conditional_input = Artifact("cond_input", conditional_action)
conditional_action.command = MockCommand([], [conditional_input])
action = Action(self.rule, "", "action")
output = Artifact("output", action)
action.command = ConditionalMockCommand(condition, [],
[conditional_input], [output])
# Condition is false.
self.dir.add("cond_dep", 20, "false")
self.assertEqual([condition_builder, action], self.doBuild(output))
# Condition is "true" but will become "false" when rebuilt. This should
# not cause conditional_action to be triggered because action should not
# be allowed to read "cond" while it is dirty.
self.dir.add("cond_dep", 30, "false")
self.dir.add("cond", 20, "true")
self.assertEqual([condition_builder, action], self.doBuild(output))
# Condition is "false" but will become "true" when rebuilt. This should
# trigger conditional_action *even though* conditional_input was not listed
# among the inputs in the first pass.
self.dir.add("cond_dep", 30, "true")
self.dir.add("cond", 20, "false")
self.assertEqual([condition_builder, conditional_action, action],
self.doBuild(output))
class MappedDirectoryTest(DirectoryTest, unittest.TestCase):
class MappingImpl(MappedDirectory.Mapping):
def __init__(self, prefix, real_dir):
super(MappedDirectoryTest.MappingImpl, self).__init__()
self.__prefix = prefix
self.__real_dir = real_dir
def map(self, filename):
return (self.__real_dir, os.path.join(self.__prefix, filename))
def setUp(self):
self.virtual_dir = VirtualDirectory()
self.dir = MappedDirectory(
MappedDirectoryTest.MappingImpl("mapped_prefix", self.virtual_dir))
super(MappedDirectoryTest, self).setUp()
def addFile(self, name, mtime, content):
self.virtual_dir.add(os.path.join("mapped_prefix", name), mtime,
content)
def addDirectory(self, name):
self.virtual_dir.add_directory(os.path.join("mapped_prefix", name))
def testGetDiskPath(self):
self.assertEquals(None, self.dir.get_disk_path("foo/bar"))
def testGlob(self):
# Must test with disk directory...
tempdir = tempfile.mkdtemp()
try:
disk_dir = DiskDirectory(tempdir)
disk_dir.write("foo.qux", "")
disk_dir.write("bar.qux", "")
disk_dir.write("baz.qux", "")
disk_dir.write("foo.corge", "")
disk_dir.write("bar.corge", "")
disk_dir.write("baz.corge", "")
class PrefixRemovingMapping(MappedDirectory.Mapping):
def __init__(self, prefix, real_dir):
super(PrefixRemovingMapping, self).__init__()
self.__prefix = prefix
self.__real_dir = real_dir
def map(self, filename):
assert filename.startswith(self.__prefix)
return (self.__real_dir, filename[len(self.__prefix):])
dir = MappedDirectory(PrefixRemovingMapping("a/", disk_dir))
self.assertEquals(set(["a/foo.qux"]),
set(dir.expand_glob("a/foo.qux")))
self.assertEquals(set(["a/foo.qux", "a/bar.qux", "a/baz.qux"]),
set(dir.expand_glob("a/*.qux")))
self.assertEquals(
set(["a/foo.corge", "a/bar.corge", "a/baz.corge"]),
set(dir.expand_glob("a/*.corge")))
self.assertEquals(set(["a/foo.qux", "a/foo.corge"]),
set(dir.expand_glob("a/foo.*")))
self.assertEquals(
set([
"a/foo.qux", "a/bar.qux", "a/baz.qux", "a/foo.corge",
"a/bar.corge", "a/baz.corge"
]), set(dir.expand_glob("a/*")))
self.assertEquals(set([]), set(dir.expand_glob("a/grault")))
finally:
shutil.rmtree(tempdir)
class MappedDirectoryTest(DirectoryTest, unittest.TestCase):
class MappingImpl(MappedDirectory.Mapping):
def __init__(self, prefix, real_dir):
super(MappedDirectoryTest.MappingImpl, self).__init__()
self.__prefix = prefix
self.__real_dir = real_dir
def map(self, filename):
return (self.__real_dir, os.path.join(self.__prefix, filename))
def setUp(self):
self.virtual_dir = VirtualDirectory()
self.dir = MappedDirectory(
MappedDirectoryTest.MappingImpl("mapped_prefix", self.virtual_dir))
super(MappedDirectoryTest, self).setUp()
def addFile(self, name, mtime, content):
self.virtual_dir.add(os.path.join("mapped_prefix", name), mtime, content)
def addDirectory(self, name):
self.virtual_dir.add_directory(os.path.join("mapped_prefix", name))
def testGetDiskPath(self):
self.assertEquals(None, self.dir.get_disk_path("foo/bar"))
def testGlob(self):
# Must test with disk directory...
tempdir = tempfile.mkdtemp()
try:
disk_dir = DiskDirectory(tempdir)
disk_dir.write("foo.qux", "")
disk_dir.write("bar.qux", "")
disk_dir.write("baz.qux", "")
disk_dir.write("foo.corge", "")
disk_dir.write("bar.corge", "")
disk_dir.write("baz.corge", "")
class PrefixRemovingMapping(MappedDirectory.Mapping):
def __init__(self, prefix, real_dir):
super(PrefixRemovingMapping, self).__init__()
self.__prefix = prefix
self.__real_dir = real_dir
def map(self, filename):
assert filename.startswith(self.__prefix)
return (self.__real_dir, filename[len(self.__prefix):])
dir = MappedDirectory(PrefixRemovingMapping("a/", disk_dir))
self.assertEquals(set(["a/foo.qux"]),
set(dir.expand_glob("a/foo.qux")))
self.assertEquals(set(["a/foo.qux", "a/bar.qux", "a/baz.qux"]),
set(dir.expand_glob("a/*.qux")))
self.assertEquals(set(["a/foo.corge", "a/bar.corge", "a/baz.corge"]),
set(dir.expand_glob("a/*.corge")))
self.assertEquals(set(["a/foo.qux", "a/foo.corge"]),
set(dir.expand_glob("a/foo.*")))
self.assertEquals(set(["a/foo.qux", "a/bar.qux", "a/baz.qux",
"a/foo.corge", "a/bar.corge", "a/baz.corge"]),
set(dir.expand_glob("a/*")))
self.assertEquals(set([]),
set(dir.expand_glob("a/grault")))
finally:
shutil.rmtree(tempdir)
class BuilderTest(unittest.TestCase):
def setUp(self):
self.dir = VirtualDirectory()
self.context = MockContext("mock.sebs", "src/mock.sebs")
self.rule = Rule(self.context)
self.console = make_console(cStringIO.StringIO()) # ignore output
def doBuild(self, *artifacts):
builder = Builder(self.console)
runner = MockRunner()
config = MockConfiguration(self.dir)
for artifact in artifacts:
builder.add_artifact(config, artifact)
builder.build(runner)
return runner.actions
def testNoAciton(self):
input = Artifact("input", None)
self.assertRaises(DefinitionError, self.doBuild, input)
self.dir.add("input", 20, "")
self.assertEqual([], self.doBuild(input))
def testSimpleAction(self):
input = Artifact("input", None)
action = Action(self.rule, "")
output = Artifact("output", action)
action.command = MockCommand([input], [output])
# output doesn't exist.
self.dir.add("input", 20, "")
self.assertEqual([action], self.doBuild(output))
# output exists but is older than input.
self.dir.add("output", 10, "")
self.assertEqual([action], self.doBuild(output))
# output exists and is newer than input.
self.dir.add("output", 40, "")
self.assertEqual([], self.doBuild(output))
# SEBS file is newer than output.
self.context.timestamp = 50
self.assertEqual([action], self.doBuild(output))
def testMultipleInputsAndOutputs(self):
in1 = Artifact("in1", None)
in2 = Artifact("in2", None)
action = Action(self.rule, "")
out1 = Artifact("out1", action)
out2 = Artifact("out2", action)
action.command = MockCommand([in1, in2], [out1, out2])
# outputs don't exist.
self.dir.add("in1", 20, "")
self.dir.add("in2", 40, "")
self.assertEqual([action], self.doBuild(out1, out2))
# only one output exists
self.dir.add("out1", 50, "")
self.assertEqual([action], self.doBuild(out1, out2))
self.assertEqual([], self.doBuild(out1))
# both outputs exist, one is outdated
self.dir.add("out2", 10, "")
self.assertEqual([action], self.doBuild(out1, out2))
self.assertEqual([], self.doBuild(out1))
# both outputs exist, one is older than *one* of the inputs
self.dir.add("out2", 30, "")
self.assertEqual([action], self.doBuild(out1, out2))
self.assertEqual([], self.doBuild(out1))
# both outputs exist and are up-to-date.
self.dir.add("out2", 50, "")
self.assertEqual([], self.doBuild(out1, out2))
def testActionWithDependency(self):
input = Artifact("input", None)
action1 = Action(self.rule, "")
temp = Artifact("temp", action1)
action1.command = MockCommand([input], [temp])
action2 = Action(self.rule, "")
output = Artifact("output", action2)
action2.command = MockCommand([temp], [output])
# outputs don't exist.
self.dir.add("input", 20, "")
self.assertEqual([action1, action2], self.doBuild(output))
self.assertEqual([action1], self.doBuild(temp))
# temp exists but is outdated.
self.dir.add("temp", 10, "")
self.assertEqual([action1, action2], self.doBuild(output))
self.assertEqual([action1], self.doBuild(temp))
# temp exists and is up-to-date.
self.dir.add("temp", 30, "")
self.assertEqual([action2], self.doBuild(output))
self.assertEqual([], self.doBuild(temp))
# output exists but is outdated.
self.dir.add("output", 10, "")
self.assertEqual([action2], self.doBuild(output))
self.assertEqual([], self.doBuild(temp))
# output exists and is up-to-date.
self.dir.add("output", 40, "")
self.assertEqual([], self.doBuild(output))
self.assertEqual([], self.doBuild(temp))
# temp is outdated but output is up-to-date.
self.dir.add("temp", 10, "")
self.assertEqual([action1, action2], self.doBuild(output))
self.assertEqual([action1], self.doBuild(temp))
def testDiamondDependency(self):
input = Artifact("input", None)
action1 = Action(self.rule, "")
temp1 = Artifact("temp1", action1)
action1.command = MockCommand([input], [temp1])
action2 = Action(self.rule, "")
temp2 = Artifact("temp2", action2)
action2.command = MockCommand([input], [temp2])
action3 = Action(self.rule, "")
output = Artifact("output", action3)
action3.command = MockCommand([temp1, temp2], [output])
# outputs don't exist.
self.dir.add("input", 20, "")
self.assertEqual([action1, action2, action3], self.doBuild(output))
self.assertEqual([action1], self.doBuild(temp1))
self.assertEqual([action2], self.doBuild(temp2))
# one side is up-to-date, other isn't.
self.dir.add("temp1", 30, "")
self.dir.add("output", 40, "")
self.assertEqual([action2, action3], self.doBuild(output))
self.assertEqual([], self.doBuild(temp1))
self.assertEqual([action2], self.doBuild(temp2))
# everything up-to-date.
self.dir.add("temp2", 30, "")
self.assertEqual([], self.doBuild(output))
self.assertEqual([], self.doBuild(temp1))
self.assertEqual([], self.doBuild(temp2))
# original input too new.
self.dir.add("input", 60, "")
self.assertEqual([action1, action2, action3], self.doBuild(output))
self.assertEqual([action1], self.doBuild(temp1))
self.assertEqual([action2], self.doBuild(temp2))
def testConditionalInputs(self):
input = Artifact("input", None)
condition = Artifact("cond", None)
conditional_action = Action(self.rule, "", "conditional_action")
conditional_input = Artifact("cond_input", conditional_action)
conditional_action.command = MockCommand([], [conditional_input])
action = Action(self.rule, "", "action")
output = Artifact("output", action)
action.command = ConditionalMockCommand(
condition, [input], [conditional_input], [output])
# output doesn't exist, condition is false.
self.dir.add("cond", 20, "false")
self.dir.add("input", 20, "")
self.assertEqual([action], self.doBuild(output))
# output exists, condition still false.
self.dir.add("output", 30, "")
self.assertEqual([], self.doBuild(output))
# condition newer than output.
self.dir.add("cond", 40, "")
self.assertEqual([action], self.doBuild(output))
self.dir.add("cond", 20, "")
# input newer than output.
self.dir.add("input", 40, "")
self.assertEqual([action], self.doBuild(output))
self.dir.add("input", 20, "")
# condition is true, cond_input doesn't exist.
self.dir.add("cond", 20, "true")
self.assertEqual([conditional_action, action], self.doBuild(output))
# cond_input newer than output -- doesn't matter since cond is false.
self.dir.add("cond_input", 40, "")
self.dir.add("cond", 20, "false")
self.assertEqual([], self.doBuild(output))
# condition is true, cond_input is newer than output.
self.dir.add("cond", 20, "true")
self.assertEqual([action], self.doBuild(output))
# output newer than cond_input.
self.dir.add("cond_input", 20, "")
self.assertEqual([], self.doBuild(output))
def testDerivedCondition(self):
condition_dep = Artifact("cond_dep", None)
# Note that MockRunner special-cases this action to make it copy cond_dep
# to cond.
condition_builder = Action(self.rule, "", "condition_builder")
condition = Artifact("cond", condition_builder)
condition_builder.command = MockCommand([condition_dep], [condition])
conditional_action = Action(self.rule, "", "conditional_action")
conditional_input = Artifact("cond_input", conditional_action)
conditional_action.command = MockCommand([], [conditional_input])
action = Action(self.rule, "", "action")
output = Artifact("output", action)
action.command = ConditionalMockCommand(
condition, [], [conditional_input], [output])
# Condition is false.
self.dir.add("cond_dep", 20, "false")
self.assertEqual([condition_builder, action], self.doBuild(output))
# Condition is "true" but will become "false" when rebuilt. This should
# not cause conditional_action to be triggered because action should not
# be allowed to read "cond" while it is dirty.
self.dir.add("cond_dep", 30, "false")
self.dir.add("cond", 20, "true")
self.assertEqual([condition_builder, action], self.doBuild(output))
# Condition is "false" but will become "true" when rebuilt. This should
# trigger conditional_action *even though* conditional_input was not listed
# among the inputs in the first pass.
self.dir.add("cond_dep", 30, "true")
self.dir.add("cond", 20, "false")
self.assertEqual([condition_builder, conditional_action, action],
self.doBuild(output))
