322 lines
8.8 KiB
Python
322 lines
8.8 KiB
Python
import py
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from xdist.looponfail import RemoteControl
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from xdist.looponfail import StatRecorder
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class TestStatRecorder:
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def test_filechange(self, tmpdir):
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tmp = tmpdir
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hello = tmp.ensure("hello.py")
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sd = StatRecorder([tmp])
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changed = sd.check()
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assert not changed
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hello.write("world")
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changed = sd.check()
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assert changed
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(hello + "c").write("hello")
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changed = sd.check()
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assert not changed
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p = tmp.ensure("new.py")
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changed = sd.check()
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assert changed
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p.remove()
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changed = sd.check()
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assert changed
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tmp.join("a", "b", "c.py").ensure()
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changed = sd.check()
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assert changed
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tmp.join("a", "c.txt").ensure()
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changed = sd.check()
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assert changed
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changed = sd.check()
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assert not changed
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tmp.join("a").remove()
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changed = sd.check()
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assert changed
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def test_dirchange(self, tmpdir):
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tmp = tmpdir
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tmp.ensure("dir", "hello.py")
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sd = StatRecorder([tmp])
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assert not sd.fil(tmp.join("dir"))
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def test_filechange_deletion_race(self, tmpdir, monkeypatch):
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tmp = tmpdir
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sd = StatRecorder([tmp])
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changed = sd.check()
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assert not changed
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p = tmp.ensure("new.py")
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changed = sd.check()
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assert changed
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p.remove()
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# make check()'s visit() call return our just removed
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# path as if we were in a race condition
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monkeypatch.setattr(tmp, "visit", lambda *args: [p])
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changed = sd.check()
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assert changed
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def test_pycremoval(self, tmpdir):
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tmp = tmpdir
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hello = tmp.ensure("hello.py")
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sd = StatRecorder([tmp])
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changed = sd.check()
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assert not changed
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pycfile = hello + "c"
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pycfile.ensure()
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hello.write("world")
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changed = sd.check()
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assert changed
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assert not pycfile.check()
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def test_waitonchange(self, tmpdir, monkeypatch):
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tmp = tmpdir
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sd = StatRecorder([tmp])
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ret_values = [True, False]
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monkeypatch.setattr(StatRecorder, "check", lambda self: ret_values.pop())
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sd.waitonchange(checkinterval=0.2)
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assert not ret_values
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class TestRemoteControl:
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def test_nofailures(self, testdir):
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item = testdir.getitem("def test_func(): pass\n")
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control = RemoteControl(item.config)
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control.setup()
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topdir, failures = control.runsession()[:2]
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assert not failures
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def test_failures_somewhere(self, testdir):
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item = testdir.getitem("def test_func():\n assert 0\n")
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control = RemoteControl(item.config)
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control.setup()
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failures = control.runsession()
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assert failures
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control.setup()
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item.fspath.write("def test_func():\n assert 1\n")
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removepyc(item.fspath)
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topdir, failures = control.runsession()[:2]
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assert not failures
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def test_failure_change(self, testdir):
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modcol = testdir.getitem(
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"""
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def test_func():
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assert 0
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"""
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)
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control = RemoteControl(modcol.config)
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control.loop_once()
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assert control.failures
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modcol.fspath.write(
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py.code.Source(
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"""
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def test_func():
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assert 1
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def test_new():
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assert 0
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"""
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)
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)
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removepyc(modcol.fspath)
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control.loop_once()
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assert not control.failures
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control.loop_once()
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assert control.failures
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assert str(control.failures).find("test_new") != -1
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def test_failure_subdir_no_init(self, testdir):
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modcol = testdir.getitem(
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"""
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def test_func():
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assert 0
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"""
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)
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parent = modcol.fspath.dirpath().dirpath()
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parent.chdir()
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modcol.config.args = [
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py.path.local(x).relto(parent) for x in modcol.config.args
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]
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control = RemoteControl(modcol.config)
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control.loop_once()
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assert control.failures
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control.loop_once()
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assert control.failures
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class TestLooponFailing:
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def test_looponfail_from_fail_to_ok(self, testdir):
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modcol = testdir.getmodulecol(
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"""
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def test_one():
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x = 0
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assert x == 1
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def test_two():
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assert 1
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"""
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)
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remotecontrol = RemoteControl(modcol.config)
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remotecontrol.loop_once()
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assert len(remotecontrol.failures) == 1
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modcol.fspath.write(
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py.code.Source(
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"""
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def test_one():
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assert 1
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def test_two():
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assert 1
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"""
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)
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)
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removepyc(modcol.fspath)
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remotecontrol.loop_once()
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assert not remotecontrol.failures
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def test_looponfail_from_one_to_two_tests(self, testdir):
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modcol = testdir.getmodulecol(
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"""
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def test_one():
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assert 0
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"""
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)
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remotecontrol = RemoteControl(modcol.config)
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remotecontrol.loop_once()
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assert len(remotecontrol.failures) == 1
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assert "test_one" in remotecontrol.failures[0]
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modcol.fspath.write(
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py.code.Source(
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"""
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def test_one():
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assert 1 # passes now
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def test_two():
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assert 0 # new and fails
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"""
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)
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)
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removepyc(modcol.fspath)
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remotecontrol.loop_once()
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assert len(remotecontrol.failures) == 0
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remotecontrol.loop_once()
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assert len(remotecontrol.failures) == 1
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assert "test_one" not in remotecontrol.failures[0]
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assert "test_two" in remotecontrol.failures[0]
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@py.test.mark.xfail(py.test.__version__ >= "3.1", reason="broken by pytest 3.1+")
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def test_looponfail_removed_test(self, testdir):
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modcol = testdir.getmodulecol(
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"""
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def test_one():
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assert 0
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def test_two():
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assert 0
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"""
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)
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remotecontrol = RemoteControl(modcol.config)
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remotecontrol.loop_once()
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assert len(remotecontrol.failures) == 2
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modcol.fspath.write(
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py.code.Source(
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"""
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def test_xxx(): # renamed test
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assert 0
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def test_two():
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assert 1 # pass now
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"""
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)
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)
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removepyc(modcol.fspath)
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remotecontrol.loop_once()
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assert len(remotecontrol.failures) == 0
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remotecontrol.loop_once()
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assert len(remotecontrol.failures) == 1
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def test_looponfail_multiple_errors(self, testdir, monkeypatch):
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modcol = testdir.getmodulecol(
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"""
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def test_one():
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assert 0
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"""
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)
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remotecontrol = RemoteControl(modcol.config)
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orig_runsession = remotecontrol.runsession
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def runsession_dups():
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# twisted.trial test cases may report multiple errors.
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failures, reports, collection_failed = orig_runsession()
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print(failures)
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return failures * 2, reports, collection_failed
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monkeypatch.setattr(remotecontrol, "runsession", runsession_dups)
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remotecontrol.loop_once()
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assert len(remotecontrol.failures) == 1
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class TestFunctional:
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def test_fail_to_ok(self, testdir):
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p = testdir.makepyfile(
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"""
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def test_one():
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x = 0
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assert x == 1
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"""
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)
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# p = testdir.mkdir("sub").join(p1.basename)
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# p1.move(p)
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child = testdir.spawn_pytest("-f %s --traceconfig" % p)
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child.expect("def test_one")
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child.expect("x == 1")
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child.expect("1 failed")
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child.expect("### LOOPONFAILING ####")
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child.expect("waiting for changes")
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p.write(
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py.code.Source(
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"""
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def test_one():
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x = 1
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assert x == 1
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"""
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)
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)
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child.expect(".*1 passed.*")
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child.kill(15)
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def test_xfail_passes(self, testdir):
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p = testdir.makepyfile(
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"""
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import py
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@py.test.mark.xfail
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def test_one():
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pass
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"""
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)
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child = testdir.spawn_pytest("-f %s" % p)
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child.expect("1 xpass")
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# child.expect("### LOOPONFAILING ####")
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child.expect("waiting for changes")
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child.kill(15)
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def removepyc(path):
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# XXX damn those pyc files
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pyc = path + "c"
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if pyc.check():
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pyc.remove()
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c = path.dirpath("__pycache__")
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if c.check():
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c.remove()
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