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prints type/value parameters when listing tests

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This commit is contained in:
zhanyong.wan
2013-04-10 04:29:33 +00:00
parent c97e3001cd
commit 0fac83390a
3 changed files with 185 additions and 39 deletions
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92
test/gtest_list_tests_unittest.py
View File

@@ -40,6 +40,7 @@ Google Test) the command line flags.
__author__ = 'phanna@google.com (Patrick Hanna)'
import gtest_test_utils
import re
# Constants.
@@ -52,38 +53,63 @@ EXE_PATH = gtest_test_utils.GetTestExecutablePath('gtest_list_tests_unittest_')
# The expected output when running gtest_list_tests_unittest_ with
# --gtest_list_tests
EXPECTED_OUTPUT_NO_FILTER = """FooDeathTest.
EXPECTED_OUTPUT_NO_FILTER_RE = re.compile(r"""FooDeathTest\.
Test1
Foo.
Foo\.
Bar1
Bar2
DISABLED_Bar3
Abc.
Abc\.
Xyz
Def
FooBar.
FooBar\.
Baz
FooTest.
FooTest\.
Test1
DISABLED_Test2
Test3
"""
TypedTest/0\. # TypeParam = (VeryLo{245}|class VeryLo{239})\.\.\.
TestA
TestB
TypedTest/1\. # TypeParam = int\s*\*
TestA
TestB
TypedTest/2\. # TypeParam = .*MyArray<bool,\s*42>
TestA
TestB
My/TypeParamTest/0\. # TypeParam = (VeryLo{245}|class VeryLo{239})\.\.\.
TestA
TestB
My/TypeParamTest/1\. # TypeParam = int\s*\*
TestA
TestB
My/TypeParamTest/2\. # TypeParam = .*MyArray<bool,\s*42>
TestA
TestB
MyInstantiation/ValueParamTest\.
TestA/0 # GetParam\(\) = one line
TestA/1 # GetParam\(\) = two\\nlines
TestA/2 # GetParam\(\) = a very\\nlo{241}\.\.\.
TestB/0 # GetParam\(\) = one line
TestB/1 # GetParam\(\) = two\\nlines
TestB/2 # GetParam\(\) = a very\\nlo{241}\.\.\.
""")
# The expected output when running gtest_list_tests_unittest_ with
# --gtest_list_tests and --gtest_filter=Foo*.
EXPECTED_OUTPUT_FILTER_FOO = """FooDeathTest.
EXPECTED_OUTPUT_FILTER_FOO_RE = re.compile(r"""FooDeathTest\.
Test1
Foo.
Foo\.
Bar1
Bar2
DISABLED_Bar3
FooBar.
FooBar\.
Baz
FooTest.
FooTest\.
Test1
DISABLED_Test2
Test3
"""
""")
# Utilities.
@@ -100,19 +126,18 @@ def Run(args):
class GTestListTestsUnitTest(gtest_test_utils.TestCase):
"""Tests using the --gtest_list_tests flag to list all tests."""
def RunAndVerify(self, flag_value, expected_output, other_flag):
def RunAndVerify(self, flag_value, expected_output_re, other_flag):
"""Runs gtest_list_tests_unittest_ and verifies that it prints
the correct tests.
Args:
flag_value: value of the --gtest_list_tests flag;
None if the flag should not be present.
expected_output: the expected output after running command;
other_flag: a different flag to be passed to command
along with gtest_list_tests;
None if the flag should not be present.
flag_value: value of the --gtest_list_tests flag;
None if the flag should not be present.
expected_output_re: regular expression that matches the expected
output after running command;
other_flag: a different flag to be passed to command
along with gtest_list_tests;
None if the flag should not be present.
"""
if flag_value is None:
@@ -132,36 +157,41 @@ class GTestListTestsUnitTest(gtest_test_utils.TestCase):
output = Run(args)
msg = ('when %s is %s, the output of "%s" is "%s".' %
(LIST_TESTS_FLAG, flag_expression, ' '.join(args), output))
if expected_output is not None:
self.assert_(output == expected_output, msg)
if expected_output_re:
self.assert_(
expected_output_re.match(output),
('when %s is %s, the output of "%s" is "%s",\n'
'which does not match regex "%s"' %
(LIST_TESTS_FLAG, flag_expression, ' '.join(args), output,
expected_output_re.pattern)))
else:
self.assert_(output != EXPECTED_OUTPUT_NO_FILTER, msg)
self.assert_(
not EXPECTED_OUTPUT_NO_FILTER_RE.match(output),
('when %s is %s, the output of "%s" is "%s"'%
(LIST_TESTS_FLAG, flag_expression, ' '.join(args), output)))
def testDefaultBehavior(self):
"""Tests the behavior of the default mode."""
self.RunAndVerify(flag_value=None,
expected_output=None,
expected_output_re=None,
other_flag=None)
def testFlag(self):
"""Tests using the --gtest_list_tests flag."""
self.RunAndVerify(flag_value='0',
expected_output=None,
expected_output_re=None,
other_flag=None)
self.RunAndVerify(flag_value='1',
expected_output=EXPECTED_OUTPUT_NO_FILTER,
expected_output_re=EXPECTED_OUTPUT_NO_FILTER_RE,
other_flag=None)
def testOverrideNonFilterFlags(self):
"""Tests that --gtest_list_tests overrides the non-filter flags."""
self.RunAndVerify(flag_value='1',
expected_output=EXPECTED_OUTPUT_NO_FILTER,
expected_output_re=EXPECTED_OUTPUT_NO_FILTER_RE,
other_flag='--gtest_break_on_failure')
def testWithFilterFlags(self):
@@ -169,7 +199,7 @@ class GTestListTestsUnitTest(gtest_test_utils.TestCase):
--gtest_filter flag."""
self.RunAndVerify(flag_value='1',
expected_output=EXPECTED_OUTPUT_FILTER_FOO,
expected_output_re=EXPECTED_OUTPUT_FILTER_FOO_RE,
other_flag='--gtest_filter=Foo*')

78
test/gtest_list_tests_unittest_.cc
View File

@@ -40,8 +40,6 @@
#include "gtest/gtest.h"
namespace {
// Several different test cases and tests that will be listed.
TEST(Foo, Bar1) {
}
@@ -76,7 +74,81 @@ TEST_F(FooTest, Test3) {
TEST(FooDeathTest, Test1) {
}
} // namespace
// A group of value-parameterized tests.
class MyType {
public:
explicit MyType(const std::string& a_value) : value_(a_value) {}
const std::string& value() const { return value_; }
private:
std::string value_;
};
// Teaches Google Test how to print a MyType.
void PrintTo(const MyType& x, std::ostream* os) {
*os << x.value();
}
class ValueParamTest : public testing::TestWithParam<MyType> {
};
TEST_P(ValueParamTest, TestA) {
}
TEST_P(ValueParamTest, TestB) {
}
INSTANTIATE_TEST_CASE_P(
MyInstantiation, ValueParamTest,
testing::Values(MyType("one line"),
MyType("two\nlines"),
MyType("a very\nloooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooong line"))); // NOLINT
// A group of typed tests.
// A deliberately long type name for testing the line-truncating
// behavior when printing a type parameter.
class VeryLoooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooogName { // NOLINT
};
template <typename T>
class TypedTest : public testing::Test {
};
template <typename T, int kSize>
class MyArray {
};
typedef testing::Types<VeryLoooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooogName, // NOLINT
int*, MyArray<bool, 42> > MyTypes;
TYPED_TEST_CASE(TypedTest, MyTypes);
TYPED_TEST(TypedTest, TestA) {
}
TYPED_TEST(TypedTest, TestB) {
}
// A group of type-parameterized tests.
template <typename T>
class TypeParamTest : public testing::Test {
};
TYPED_TEST_CASE_P(TypeParamTest);
TYPED_TEST_P(TypeParamTest, TestA) {
}
TYPED_TEST_P(TypeParamTest, TestB) {
}
REGISTER_TYPED_TEST_CASE_P(TypeParamTest, TestA, TestB);
INSTANTIATE_TYPED_TEST_CASE_P(My, TypeParamTest, MyTypes);
int main(int argc, char **argv) {
::testing::InitGoogleTest(&argc, argv);