test_ok1/testing/test_pycollect.py

517 lines
18 KiB
Python

import py
class TestModule:
def test_module_file_not_found(self, testdir):
tmpdir = testdir.tmpdir
fn = tmpdir.join('nada','no')
col = py.test.collect.Module(fn, config=testdir.Config())
col.config = testdir.parseconfig(tmpdir)
py.test.raises(py.error.ENOENT, col.collect)
def test_failing_import(self, testdir):
modcol = testdir.getmodulecol("import alksdjalskdjalkjals")
py.test.raises(ImportError, modcol.collect)
py.test.raises(ImportError, modcol.collect)
py.test.raises(ImportError, modcol.run)
def test_import_duplicate(self, testdir):
a = testdir.mkdir("a")
b = testdir.mkdir("b")
p = a.ensure("test_whatever.py")
p.pyimport()
del py.std.sys.modules['test_whatever']
b.ensure("test_whatever.py")
result = testdir.runpytest()
result.stdout.fnmatch_lines([
"*import*mismatch*",
"*imported*test_whatever*",
"*%s*" % a.join("test_whatever.py"),
"*not the same*",
"*%s*" % b.join("test_whatever.py"),
"*HINT*",
])
def test_syntax_error_in_module(self, testdir):
modcol = testdir.getmodulecol("this is a syntax error")
py.test.raises(modcol.CollectError, modcol.collect)
py.test.raises(modcol.CollectError, modcol.collect)
py.test.raises(modcol.CollectError, modcol.run)
def test_module_considers_pluginmanager_at_import(self, testdir):
modcol = testdir.getmodulecol("pytest_plugins='xasdlkj',")
py.test.raises(ImportError, "modcol.obj")
class TestClass:
def test_class_with_init_not_collected(self, testdir):
modcol = testdir.getmodulecol("""
class TestClass1:
def __init__(self):
pass
class TestClass2(object):
def __init__(self):
pass
""")
l = modcol.collect()
assert len(l) == 0
if py.std.sys.version_info > (3, 0):
_func_name_attr = "__name__"
else:
_func_name_attr = "func_name"
class TestGenerator:
def test_generative_functions(self, testdir):
modcol = testdir.getmodulecol("""
def func1(arg, arg2):
assert arg == arg2
def test_gen():
yield func1, 17, 3*5
yield func1, 42, 6*7
""")
colitems = modcol.collect()
assert len(colitems) == 1
gencol = colitems[0]
assert isinstance(gencol, py.test.collect.Generator)
gencolitems = gencol.collect()
assert len(gencolitems) == 2
assert isinstance(gencolitems[0], py.test.collect.Function)
assert isinstance(gencolitems[1], py.test.collect.Function)
assert gencolitems[0].name == '[0]'
assert getattr(gencolitems[0].obj, _func_name_attr) == 'func1'
def test_generative_methods(self, testdir):
modcol = testdir.getmodulecol("""
def func1(arg, arg2):
assert arg == arg2
class TestGenMethods:
def test_gen(self):
yield func1, 17, 3*5
yield func1, 42, 6*7
""")
gencol = modcol.collect()[0].collect()[0].collect()[0]
assert isinstance(gencol, py.test.collect.Generator)
gencolitems = gencol.collect()
assert len(gencolitems) == 2
assert isinstance(gencolitems[0], py.test.collect.Function)
assert isinstance(gencolitems[1], py.test.collect.Function)
assert gencolitems[0].name == '[0]'
assert getattr(gencolitems[0].obj, _func_name_attr) == 'func1'
def test_generative_functions_with_explicit_names(self, testdir):
modcol = testdir.getmodulecol("""
def func1(arg, arg2):
assert arg == arg2
def test_gen():
yield "seventeen", func1, 17, 3*5
yield "fortytwo", func1, 42, 6*7
""")
colitems = modcol.collect()
assert len(colitems) == 1
gencol = colitems[0]
assert isinstance(gencol, py.test.collect.Generator)
gencolitems = gencol.collect()
assert len(gencolitems) == 2
assert isinstance(gencolitems[0], py.test.collect.Function)
assert isinstance(gencolitems[1], py.test.collect.Function)
assert gencolitems[0].name == "['seventeen']"
assert getattr(gencolitems[0].obj, _func_name_attr) == 'func1'
assert gencolitems[1].name == "['fortytwo']"
assert getattr(gencolitems[1].obj, _func_name_attr) == 'func1'
def test_generative_functions_unique_explicit_names(self, testdir):
# generative
modcol = testdir.getmodulecol("""
def func(): pass
def test_gen():
yield "name", func
yield "name", func
""")
colitems = modcol.collect()
assert len(colitems) == 1
gencol = colitems[0]
assert isinstance(gencol, py.test.collect.Generator)
py.test.raises(ValueError, "gencol.collect()")
def test_generative_methods_with_explicit_names(self, testdir):
modcol = testdir.getmodulecol("""
def func1(arg, arg2):
assert arg == arg2
class TestGenMethods:
def test_gen(self):
yield "m1", func1, 17, 3*5
yield "m2", func1, 42, 6*7
""")
gencol = modcol.collect()[0].collect()[0].collect()[0]
assert isinstance(gencol, py.test.collect.Generator)
gencolitems = gencol.collect()
assert len(gencolitems) == 2
assert isinstance(gencolitems[0], py.test.collect.Function)
assert isinstance(gencolitems[1], py.test.collect.Function)
assert gencolitems[0].name == "['m1']"
assert getattr(gencolitems[0].obj, _func_name_attr) == 'func1'
assert gencolitems[1].name == "['m2']"
assert getattr(gencolitems[1].obj, _func_name_attr) == 'func1'
def test_order_of_execution_generator_same_codeline(self, testdir, tmpdir):
o = testdir.makepyfile("""
def test_generative_order_of_execution():
import py
test_list = []
expected_list = list(range(6))
def list_append(item):
test_list.append(item)
def assert_order_of_execution():
py.builtin.print_('expected order', expected_list)
py.builtin.print_('but got ', test_list)
assert test_list == expected_list
for i in expected_list:
yield list_append, i
yield assert_order_of_execution
""")
reprec = testdir.inline_run(o)
passed, skipped, failed = reprec.countoutcomes()
assert passed == 7
assert not skipped and not failed
def test_order_of_execution_generator_different_codeline(self, testdir):
o = testdir.makepyfile("""
def test_generative_tests_different_codeline():
import py
test_list = []
expected_list = list(range(3))
def list_append_2():
test_list.append(2)
def list_append_1():
test_list.append(1)
def list_append_0():
test_list.append(0)
def assert_order_of_execution():
py.builtin.print_('expected order', expected_list)
py.builtin.print_('but got ', test_list)
assert test_list == expected_list
yield list_append_0
yield list_append_1
yield list_append_2
yield assert_order_of_execution
""")
reprec = testdir.inline_run(o)
passed, skipped, failed = reprec.countoutcomes()
assert passed == 4
assert not skipped and not failed
class TestFunction:
def test_getmodulecollector(self, testdir):
item = testdir.getitem("def test_func(): pass")
modcol = item.getparent(py.test.collect.Module)
assert isinstance(modcol, py.test.collect.Module)
assert hasattr(modcol.obj, 'test_func')
def test_function_equality(self, testdir, tmpdir):
config = testdir.reparseconfig()
f1 = py.test.collect.Function(name="name", config=config,
args=(1,), callobj=isinstance)
f2 = py.test.collect.Function(name="name",config=config,
args=(1,), callobj=py.builtin.callable)
assert not f1 == f2
assert f1 != f2
f3 = py.test.collect.Function(name="name", config=config,
args=(1,2), callobj=py.builtin.callable)
assert not f3 == f2
assert f3 != f2
assert not f3 == f1
assert f3 != f1
f1_b = py.test.collect.Function(name="name", config=config,
args=(1,), callobj=isinstance)
assert f1 == f1_b
assert not f1 != f1_b
def test_function_equality_with_callspec(self, testdir, tmpdir):
config = testdir.reparseconfig()
class callspec1:
param = 1
funcargs = {}
id = "hello"
class callspec2:
param = 1
funcargs = {}
id = "world"
f5 = py.test.collect.Function(name="name", config=config,
callspec=callspec1, callobj=isinstance)
f5b = py.test.collect.Function(name="name", config=config,
callspec=callspec2, callobj=isinstance)
assert f5 != f5b
assert not (f5 == f5b)
def test_pyfunc_call(self, testdir):
item = testdir.getitem("def test_func(): raise ValueError")
config = item.config
class MyPlugin1:
def pytest_pyfunc_call(self, pyfuncitem):
raise ValueError
class MyPlugin2:
def pytest_pyfunc_call(self, pyfuncitem):
return True
config.pluginmanager.register(MyPlugin1())
config.pluginmanager.register(MyPlugin2())
config.hook.pytest_pyfunc_call(pyfuncitem=item)
class TestSorting:
def test_check_equality(self, testdir):
modcol = testdir.getmodulecol("""
def test_pass(): pass
def test_fail(): assert 0
""")
fn1 = modcol.collect_by_name("test_pass")
assert isinstance(fn1, py.test.collect.Function)
fn2 = modcol.collect_by_name("test_pass")
assert isinstance(fn2, py.test.collect.Function)
assert fn1 == fn2
assert fn1 != modcol
if py.std.sys.version_info < (3, 0):
assert cmp(fn1, fn2) == 0
assert hash(fn1) == hash(fn2)
fn3 = modcol.collect_by_name("test_fail")
assert isinstance(fn3, py.test.collect.Function)
assert not (fn1 == fn3)
assert fn1 != fn3
for fn in fn1,fn2,fn3:
assert fn != 3
assert fn != modcol
assert fn != [1,2,3]
assert [1,2,3] != fn
assert modcol != fn
def test_allow_sane_sorting_for_decorators(self, testdir):
modcol = testdir.getmodulecol("""
def dec(f):
g = lambda: f(2)
g.place_as = f
return g
def test_b(y):
pass
test_b = dec(test_b)
def test_a(y):
pass
test_a = dec(test_a)
""")
colitems = modcol.collect()
assert len(colitems) == 2
assert [item.name for item in colitems] == ['test_b', 'test_a']
class TestConftestCustomization:
def test_pytest_pycollect_module(self, testdir):
testdir.makeconftest("""
import py
class MyModule(py.test.collect.Module):
pass
def pytest_pycollect_makemodule(path, parent):
if path.basename == "test_xyz.py":
return MyModule(path, parent)
""")
testdir.makepyfile("def some(): pass")
testdir.makepyfile(test_xyz="")
result = testdir.runpytest("--collectonly")
result.stdout.fnmatch_lines([
"*<Module*test_pytest*",
"*<MyModule*xyz*",
])
def test_pytest_pycollect_makeitem(self, testdir):
testdir.makeconftest("""
import py
class MyFunction(py.test.collect.Function):
pass
def pytest_pycollect_makeitem(collector, name, obj):
if name == "some":
return MyFunction(name, collector)
""")
testdir.makepyfile("def some(): pass")
result = testdir.runpytest("--collectonly")
result.stdout.fnmatch_lines([
"*MyFunction*some*",
])
def test_makeitem_non_underscore(self, testdir, monkeypatch):
modcol = testdir.getmodulecol("def _hello(): pass")
l = []
monkeypatch.setattr(py.test.collect.Module, 'makeitem',
lambda self, name, obj: l.append(name))
l = modcol.collect()
assert '_hello' not in l
class TestReportinfo:
def test_func_reportinfo(self, testdir):
item = testdir.getitem("def test_func(): pass")
fspath, lineno, modpath = item.reportinfo()
assert fspath == item.fspath
assert lineno == 0
assert modpath == "test_func"
def test_class_reportinfo(self, testdir):
modcol = testdir.getmodulecol("""
# lineno 0
class TestClass:
def test_hello(self): pass
""")
classcol = modcol.collect_by_name("TestClass")
fspath, lineno, msg = classcol.reportinfo()
assert fspath == modcol.fspath
assert lineno == 1
assert msg == "TestClass"
def test_generator_reportinfo(self, testdir):
modcol = testdir.getmodulecol("""
# lineno 0
def test_gen():
def check(x):
assert x
yield check, 3
""")
gencol = modcol.collect_by_name("test_gen")
fspath, lineno, modpath = gencol.reportinfo()
assert fspath == modcol.fspath
assert lineno == 1
assert modpath == "test_gen"
genitem = gencol.collect()[0]
fspath, lineno, modpath = genitem.reportinfo()
assert fspath == modcol.fspath
assert lineno == 2
assert modpath == "test_gen[0]"
"""
def test_func():
pass
def test_genfunc():
def check(x):
pass
yield check, 3
class TestClass:
def test_method(self):
pass
"""
def test_setup_only_available_in_subdir(testdir):
sub1 = testdir.mkpydir("sub1")
sub2 = testdir.mkpydir("sub2")
sub1.join("conftest.py").write(py.code.Source("""
import py
def pytest_runtest_setup(item):
assert item.fspath.purebasename == "test_in_sub1"
def pytest_runtest_call(item):
assert item.fspath.purebasename == "test_in_sub1"
def pytest_runtest_teardown(item):
assert item.fspath.purebasename == "test_in_sub1"
"""))
sub2.join("conftest.py").write(py.code.Source("""
import py
def pytest_runtest_setup(item):
assert item.fspath.purebasename == "test_in_sub2"
def pytest_runtest_call(item):
assert item.fspath.purebasename == "test_in_sub2"
def pytest_runtest_teardown(item):
assert item.fspath.purebasename == "test_in_sub2"
"""))
sub1.join("test_in_sub1.py").write("def test_1(): pass")
sub2.join("test_in_sub2.py").write("def test_2(): pass")
result = testdir.runpytest("-v", "-s")
result.stdout.fnmatch_lines([
"*2 passed*"
])
def test_generate_tests_only_done_in_subdir(testdir):
sub1 = testdir.mkpydir("sub1")
sub2 = testdir.mkpydir("sub2")
sub1.join("conftest.py").write(py.code.Source("""
def pytest_generate_tests(metafunc):
assert metafunc.function.__name__ == "test_1"
"""))
sub2.join("conftest.py").write(py.code.Source("""
def pytest_generate_tests(metafunc):
assert metafunc.function.__name__ == "test_2"
"""))
sub1.join("test_in_sub1.py").write("def test_1(): pass")
sub2.join("test_in_sub2.py").write("def test_2(): pass")
result = testdir.runpytest("-v", "-s", sub1, sub2, sub1)
result.stdout.fnmatch_lines([
"*3 passed*"
])
def test_modulecol_roundtrip(testdir):
modcol = testdir.getmodulecol("pass", withinit=True)
trail = modcol.config._rootcol.totrail(modcol)
newcol = modcol.config._rootcol.fromtrail(trail)
assert modcol.name == newcol.name
class TestTracebackCutting:
def test_skip_simple(self):
excinfo = py.test.raises(py.test.skip.Exception, 'py.test.skip("xxx")')
assert excinfo.traceback[-1].frame.code.name == "skip"
assert excinfo.traceback[-1].ishidden()
def test_traceback_argsetup(self, testdir):
testdir.makeconftest("""
def pytest_funcarg__hello(request):
raise ValueError("xyz")
""")
p = testdir.makepyfile("def test(hello): pass")
result = testdir.runpytest(p)
assert result.ret != 0
out = result.stdout.str()
assert out.find("xyz") != -1
assert out.find("conftest.py:2: ValueError") != -1
numentries = out.count("_ _ _") # separator for traceback entries
assert numentries == 0
result = testdir.runpytest("--fulltrace", p)
out = result.stdout.str()
assert out.find("conftest.py:2: ValueError") != -1
numentries = out.count("_ _ _ _") # separator for traceback entries
assert numentries >3
def test_traceback_error_during_import(self, testdir):
testdir.makepyfile("""
x = 1
x = 2
x = 17
asd
""")
result = testdir.runpytest()
assert result.ret != 0
out = result.stdout.str()
assert "x = 1" not in out
assert "x = 2" not in out
result.stdout.fnmatch_lines([
">*asd*",
"E*NameError*",
])
result = testdir.runpytest("--fulltrace")
out = result.stdout.str()
assert "x = 1" in out
assert "x = 2" in out
result.stdout.fnmatch_lines([
">*asd*",
"E*NameError*",
])