diff options
Diffstat (limited to 'tests/test_testing.py')
| -rw-r--r-- | tests/test_testing.py | 49 |
1 files changed, 42 insertions, 7 deletions
diff --git a/tests/test_testing.py b/tests/test_testing.py index b74d08fb..a7f60b31 100644 --- a/tests/test_testing.py +++ b/tests/test_testing.py @@ -8,12 +8,14 @@ import datetime import os import sys +import pytest + import coverage from coverage.backunittest import TestCase from coverage.files import actual_path from tests.coveragetest import CoverageTest -from tests.helpers import CheckUniqueFilenames +from tests.helpers import CheckUniqueFilenames, re_lines, re_line class TestingTest(TestCase): @@ -131,12 +133,14 @@ class CoverageTestTest(CoverageTest): self.assertEqual(out[2], 'XYZZY') # Try it with a "coverage debug sys" command. - out = self.run_command("coverage debug sys").splitlines() - # "environment: COV_FOOBAR = XYZZY" or "COV_FOOBAR = XYZZY" - executable = next(l for l in out if "executable:" in l) # pragma: part covered + out = self.run_command("coverage debug sys") + + executable = re_line(out, "executable:") executable = executable.split(":", 1)[1].strip() - self.assertTrue(same_python_executable(executable, sys.executable)) - environ = next(l for l in out if "COV_FOOBAR" in l) # pragma: part covered + self.assertTrue(_same_python_executable(executable, sys.executable)) + + # "environment: COV_FOOBAR = XYZZY" or "COV_FOOBAR = XYZZY" + environ = re_line(out, "COV_FOOBAR") _, _, environ = environ.rpartition(":") self.assertEqual(environ.strip(), "COV_FOOBAR = XYZZY") @@ -168,7 +172,38 @@ class CheckUniqueFilenamesTest(CoverageTest): stub.method("file1") -def same_python_executable(e1, e2): +@pytest.mark.parametrize("text, pat, result", [ + ("line1\nline2\nline3\n", "line", "line1\nline2\nline3\n"), + ("line1\nline2\nline3\n", "[13]", "line1\nline3\n"), + ("line1\nline2\nline3\n", "X", ""), +]) +def test_re_lines(text, pat, result): + assert re_lines(text, pat) == result + +@pytest.mark.parametrize("text, pat, result", [ + ("line1\nline2\nline3\n", "line", ""), + ("line1\nline2\nline3\n", "[13]", "line2\n"), + ("line1\nline2\nline3\n", "X", "line1\nline2\nline3\n"), +]) +def test_re_lines_inverted(text, pat, result): + assert re_lines(text, pat, match=False) == result + +@pytest.mark.parametrize("text, pat, result", [ + ("line1\nline2\nline3\n", "2", "line2"), +]) +def test_re_line(text, pat, result): + assert re_line(text, pat) == result + +@pytest.mark.parametrize("text, pat", [ + ("line1\nline2\nline3\n", "line"), # too many matches + ("line1\nline2\nline3\n", "X"), # no matches +]) +def test_re_line_bad(text, pat): + with pytest.raises(AssertionError): + re_line(text, pat) + + +def _same_python_executable(e1, e2): """Determine if `e1` and `e2` refer to the same Python executable. Either path could include symbolic links. The two paths might not refer |