[KED-950] Turn on the branch coverage for unit tests

.coveragerc

@@ -1,3 +1,5 @@
+[run]
+branch=True
 [report]
 fail_under=100
 show_missing=True

tests/config/test_templated_config.py

@@ -385,6 +385,7 @@ class TestFormatObject:
             ({"key": "${a}"}, {"a": "A"}, {"key": "A"}),
             ({"${a}": "value"}, {"a": "A"}, {"A": "value"}),
             ({"${a|D}": "value"}, {}, {"D": "value"}),
+            ({1: "${a}"}, {"a": "A"}, {1: "A"}),
         ],
     )
     def test_simple_replace(self, val, format_dict, expected):

tests/template/test_load_context.py

@@ -47,6 +47,16 @@ def test_valid_context(self, mocker, fake_repo_path):
         assert str(fake_repo_path.resolve() / "src") in sys.path
         assert os.getcwd() == str(fake_repo_path.resolve())
 
+    def test_loading_valid_context_twice(self, mocker, fake_repo_path):
+        """Test getting project context twice."""
+        mocker.patch("logging.config.dictConfig")
+        load_context(str(fake_repo_path))
+        result = load_context(str(fake_repo_path))
+        assert result.project_name == "Test Project"
+        assert result.project_version == kedro.__version__
+        assert str(fake_repo_path.resolve() / "src") in sys.path
+        assert os.getcwd() == str(fake_repo_path.resolve())
+
     def test_invalid_path(self, tmp_path):
         """Test for loading context from an invalid path. """
         other_path = tmp_path / "other"

tests/tools/ipython/test_ipython_loader.py

@@ -180,3 +180,9 @@ def test_ipython_loader_main(self, mocker, dummy_project_dir, caplog):
             script_path
         )
         assert caplog.records[0].message == expected_message
+
+    def test_no_dir_ipython_loader_main(self, mocker):
+        mocker.patch("pathlib.Path.cwd", return_value="/")
+        mocker.spy(ipython_loader, "run_startup_scripts")
+        ipython_loader.main()
+        ipython_loader.run_startup_scripts.assert_not_called()