refactor: remove unused test class setting

unittest_mixins would check that files got created if a test made a
temporary directory, so that we could trim down making temp dirs
needlessly.

But we don't use unittest_mixins any more, so this setting does nothing.
Remove it.

5 files changed, 0 insertions, 18 deletions

diff --git a/tests/mixins.py b/tests/mixins.py
index e8068be4..7492e90c 100644
--- a/tests/mixins.py
+++ b/tests/mixins.py
@@ -56,11 +56,6 @@ class TempDirMixin(object):
     # created.
     run_in_temp_dir = True
 
-    # Set this if you aren't creating any files with make_file, but still want
-    # the temp directory.  This will stop the test behavior checker from
-    # complaining.
-    no_files_in_temp_dir = False
-
     @pytest.fixture(autouse=True)
     def _temp_dir(self, tmpdir_factory):
         """Create a temp dir for the tests, if they want it."""
diff --git a/tests/test_api.py b/tests/test_api.py
index 93b14c58..e7f02738 100644
--- a/tests/test_api.py
+++ b/tests/test_api.py
@@ -791,10 +791,6 @@ class NamespaceModuleTest(UsingModulesMixin, CoverageTest):
 class IncludeOmitTestsMixin(UsingModulesMixin, CoverageTest):
     """Test methods for coverage methods taking include and omit."""
 
-    # We don't write any source files, but the data file will collide with
-    # other tests if we don't have a temp dir.
-    no_files_in_temp_dir = True
-
     def filenames_in(self, summary, filenames):
         """Assert the `filenames` are in the keys of `summary`."""
         for filename in filenames.split():
diff --git a/tests/test_cmdline.py b/tests/test_cmdline.py
index 5c5ea0ef..adbbc619 100644
--- a/tests/test_cmdline.py
+++ b/tests/test_cmdline.py
@@ -765,7 +765,6 @@ class CmdLineWithFilesTest(BaseCmdLineTest):
     """Test the command line in ways that need temp files."""
 
     run_in_temp_dir = True
-    no_files_in_temp_dir = True
 
     def test_debug_data(self):
         data = CoverageData()
diff --git a/tests/test_coverage.py b/tests/test_coverage.py
index 30a8edc5..6cec3dd7 100644
--- a/tests/test_coverage.py
+++ b/tests/test_coverage.py
@@ -1849,10 +1849,6 @@ class ModuleTest(CoverageTest):
 class ReportingTest(CoverageTest):
     """Tests of some reporting behavior."""
 
-    # We don't make any temporary files, but we need an empty directory to run
-    # the tests in.
-    no_files_in_temp_dir = True
-
     def test_no_data_to_report_on_annotate(self):
         # Reporting with no data produces a nice message and no output
         # directory.
diff --git a/tests/test_data.py b/tests/test_data.py
index 190231c7..30e6df60 100644
--- a/tests/test_data.py
+++ b/tests/test_data.py
@@ -106,8 +106,6 @@ class DataTestHelpers(CoverageTest):
 class CoverageDataTest(DataTestHelpers, CoverageTest):
     """Test cases for CoverageData."""
 
-    no_files_in_temp_dir = True
-
     def test_empty_data_is_false(self):
         covdata = CoverageData()
         assert not covdata
@@ -560,8 +558,6 @@ class CoverageDataInTempDirTest(DataTestHelpers, CoverageTest):
 class CoverageDataFilesTest(DataTestHelpers, CoverageTest):
     """Tests of CoverageData file handling."""
 
-    no_files_in_temp_dir = True
-
     def test_reading_missing(self):
         self.assert_doesnt_exist(".coverage")
         covdata = CoverageData()