def test_applicable_normal(self):
# This is the expected scenario: each updater bumps exactly one
# version; we have an unbroken chain of updaters; the only variance is
# in the version at which we start (version saved in the input file).
update._register("1.1", "1.2", lambda config: config + ["to 1.2"])
update._register("1.2", "1.3", lambda config: config + ["to 1.3"])
update._register("1.3", "1.4", lambda config: config + ["to 1.4"])
# already current
triples = update._get_applicable_updaters("NAME", "1.4")
assert not triples
# one previous version, need one updater
triples = update._get_applicable_updaters("NAME", "1.3")
assert_equals(len(triples), 1)
assert_equals(triples[0][:2], ("1.3", "1.4"))
# two versions older, need two updaters
triples = update._get_applicable_updaters("NAME", "1.2")
assert_equals(len(triples), 2)
assert_equals(triples[0][:2], ("1.2", "1.3"))
assert_equals(triples[1][:2], ("1.3", "1.4"))
# three versions older, need three updaters
triples = update._get_applicable_updaters("NAME", "1.1")
assert_equals(len(triples), 3)
assert_equals(triples[0][:2], ("1.1", "1.2"))
assert_equals(triples[1][:2], ("1.2", "1.3"))
assert_equals(triples[2][:2], ("1.3", "1.4"))
# verify that the functions we registered are the ones we get back
config = []
for _, _, func in triples:
config = func(config)
assert_equals(config, ["to 1.2", "to 1.3", "to 1.4"])
# way way old, so sorry
with exc(update.UpdateError):
triples = update._get_applicable_updaters("NAME", "1.0")
# introduce a shortcut converter from 1.2 to 1.4
update._register("1.2", "1.4", lambda config: config + ["jump 1.4"])
# conversion from 1.2 should now always take the shortcut
triples = update._get_applicable_updaters("NAME", "1.1")
assert_equals(len(triples), 2)
assert_equals(triples[0][:2], ("1.1", "1.2"))
assert_equals(triples[1][:2], ("1.2", "1.4"))
# whoops, suddenly we're trying to reach a version for which we have
# no updater
update.AUTOBUILD_CONFIG_VERSION = "1.5"
with exc(update.UpdateError):
triples = update._get_applicable_updaters("NAME", "1.1")
def test_applicable_loop(self):
update._register("1.1", "1.2", lambda config: config + ["to 1.2"])
update._register("1.2", "1.3", lambda config: config + ["to 1.3"])
update._register("1.3", "1.1", lambda config: config + ["back to 1.1"])
with exc(AssertionError, "loop"):
triples = update._get_applicable_updaters("NAME", "1.1")
def test_autobuild_build(self):
# Make sure the verbose 'new requirement' message is produced when the
# missing key is version_file with an older version config file. The
# (?s) flag allows '.' to match newline, important because 'new
# requirement' may be on a different line of the exception message
# than the attribute name version_file.
with exc(BuildError, "(?is)version_file.*new requirement"):
build('build', '--config-file=' + self.tmp_file, '--id=123456')
def test_applicable_stuck(self):
# This test constructs a chain of updaters that could be resolved by a
# graph search, but which suffices to confuse our "always take
# shortcuts" logic. If we ever introduce a graph search, we expect
# this test to start failing because the call should start working.
update._register("1.1", "1.2", lambda config: config + ["to 1.2"])
update._register("1.1", "1.3", lambda config: config + ["to 1.3"])
update._register("1.2", "1.4", lambda config: config + ["to 1.4"])
with exc(update.UpdateError):
triples = update._get_applicable_updaters("NAME", "1.1")
def test_convert(self):
# normal type registry
update._register("1.1", "1.2", lambda config: self.track_config(config, "to 1.2"))
update._register("1.2", "1.3", lambda config: self.track_config(config, "to 1.3"))
update._register("1.3", "1.4", lambda config: self.track_config(config, "to 1.4"))
# config too old to even have a version key
with exc(update.UpdateError):
config, orig_ver = update.convert_to_current("NAME", {})
# current config needs no update
config, orig_ver = update.convert_to_current("NAME", dict(version="1.4"))
assert_equals(orig_ver, None)
assert "track" not in config, "updater called on current config"
# oldest supported config gets all updaters
config, orig_ver = update.convert_to_current("NAME", dict(version="1.1"))
assert_equals(orig_ver, "1.1")
assert "track" in config, "updater not called on old config"
assert_equals(config["track"], ["to 1.2", "to 1.3", "to 1.4"])
assert_equals(config["version"], "1.4")
def test_autobuild_build(self):
with exc(common.AutobuildError, "version_file"):
build('build', '--config-file=' + self.tmp_file, '--id=123456')
def test_autobuild_build(self):
# Make sure the verbose 'new requirement' message isn't produced with
# a current format config file.
with exc(BuildError, "version_file", without="(?i)new requirement"):
build('build', '--config-file=' + self.tmp_file, '--id=123456')
def test_autobuild_build(self):
# Make sure the verbose 'new requirement' message is only produced
# when the missing key is in fact version_file, especially with an
# older version config file.
with exc(BuildError, "name", without="(?i)new requirement"):
build('build', '--config-file=' + self.tmp_file, '--id=123456')
