feat: simplify purges_files

Also, move tests to test_data.py, and finish covering the code.

1 files changed, 0 insertions, 106 deletions

diff --git a/tests/test_api.py b/tests/test_api.py
index 88583155..1c565421 100644
--- a/tests/test_api.py
+++ b/tests/test_api.py
@@ -754,112 +754,6 @@ class ApiTest(CoverageTest):
         cov.stop()                      # pragma: nested
         assert cast(str, d['data_file']).endswith(".coverage")
 
-    def test_purge_filenames(self) -> None:
-
-        fn1 = self.make_file("mymain.py", """\
-            import mymod
-            a = 1
-            """)
-        fn1 = os.path.join(self.temp_dir, fn1)
-
-        fn2 = self.make_file("mymod.py", """\
-            fooey = 17
-            """)
-        fn2 = os.path.join(self.temp_dir, fn2)
-
-        cov = coverage.Coverage()
-        self.start_import_stop(cov, "mymain")
-
-        data = cov.get_data()
-
-        # Initial measurement was for two files
-        assert len(data.measured_files()) == 2
-        assert [1, 2] == sorted_lines(data, fn1)
-        assert [1,] == sorted_lines(data, fn2)
-
-        # Purge one file's data and one should remain
-        data.purge_files([fn1])
-        assert len(data.measured_files()) == 1
-        assert [] == sorted_lines(data, fn1)
-        assert [1,] == sorted_lines(data, fn2)
-
-        # Purge second file's data and none should remain
-        data.purge_files([fn2])
-        assert len(data.measured_files()) == 0
-        assert [] == sorted_lines(data, fn1)
-        assert [] == sorted_lines(data, fn2)
-
-    def test_purge_filenames_context(self) -> None:
-
-        fn1 = self.make_file("mymain.py", """\
-            import mymod
-            a = 1
-            """)
-        fn1 = os.path.join(self.temp_dir, fn1)
-
-        fn2 = self.make_file("mymod.py", """\
-            fooey = 17
-            """)
-        fn2 = os.path.join(self.temp_dir, fn2)
-
-        def dummy_function() -> None:
-            unused = 42
-
-        # Start/stop since otherwise cantext
-        cov = coverage.Coverage()
-        cov.start()
-        cov.switch_context('initialcontext')
-        dummy_function()
-        cov.switch_context('testcontext')
-        cov.stop()
-        self.start_import_stop(cov, "mymain")
-
-        data = cov.get_data()
-
-        # Initial measurement was for three files and two contexts
-        assert len(data.measured_files()) == 3
-        assert [1, 2] == sorted_lines(data, fn1)
-        assert [1,] == sorted_lines(data, fn2)
-        assert len(sorted_lines(data, __file__)) == 1
-        assert len(data.measured_contexts()) == 2
-
-        # Remove specifying wrong context should raise exception and not remove anything
-        try:
-            data.purge_files([fn1], 'wrongcontext')
-        except coverage.sqldata.DataError:
-            pass
-        else:
-            assert 0, "exception expected"
-        assert len(data.measured_files()) == 3
-        assert [1, 2] == sorted_lines(data, fn1)
-        assert [1,] == sorted_lines(data, fn2)
-        assert len(sorted_lines(data, __file__)) == 1
-        assert len(data.measured_contexts()) == 2
-
-        # Remove one file specifying correct context
-        data.purge_files([fn1], 'testcontext')
-        assert len(data.measured_files()) == 2
-        assert [] == sorted_lines(data, fn1)
-        assert [1,] == sorted_lines(data, fn2)
-        assert len(sorted_lines(data, __file__)) == 1
-        assert len(data.measured_contexts()) == 2
-
-        # Remove second file with other correct context
-        data.purge_files([__file__], 'initialcontext')
-        assert len(data.measured_files()) == 1
-        assert [] == sorted_lines(data, fn1)
-        assert [1,] == sorted_lines(data, fn2)
-        assert len(sorted_lines(data, __file__)) == 0
-        assert len(data.measured_contexts()) == 2
-
-        # Remove last file specifying correct context
-        data.purge_files([fn2], 'testcontext')
-        assert len(data.measured_files()) == 0
-        assert [] == sorted_lines(data, fn1)
-        assert [] == sorted_lines(data, fn2)
-        assert len(sorted_lines(data, __file__)) == 0
-        assert len(data.measured_contexts()) == 2
-
 
 class CurrentInstanceTest(CoverageTest):
     """Tests of Coverage.current()."""