add tests

Signed-off-by: Alvaro Frias Garay <[email protected]>

nose2/tests/functional/support/toml/a.toml

@@ -0,0 +1,5 @@
+[tool.nose2.a]
+a = 1
+
+[tool.nose2.unittest]
+plugins = "plugin_a"

nose2/tests/functional/support/toml/b.toml

@@ -0,0 +1,5 @@
+[tool.nose2.b]
+b = """
+4
+5
+"""

nose2/tests/functional/test_session.py

@@ -53,3 +53,54 @@ def test_session_config_cacheing(self):
         # rather than parsing config file again
         secondaccess = cache_sess.get("a")
         assert secondaccess.as_int("a") == 0
+
+
+class SessionTomlFunctionalTests(FunctionalTestCase):
+    def setUp(self):
+        self.s = session.Session()
+        self.s.loadConfigFiles(
+            support_file("toml", "a.toml"), support_file("toml", "b.toml")
+        )
+        sys.path.insert(0, support_file("lib"))
+
+    def test_session_can_load_config_files(self):
+        assert self.s.config.has_section("a")
+        assert self.s.config.has_section("b")
+
+    def test_session_holds_plugin_config(self):
+        plug_config = self.s.get("a")
+        assert plug_config
+
+    def test_session_can_load_toml_plugins_from_modules(self):
+        self.s.loadPlugins()
+        assert self.s.plugins
+        plug = self.s.plugins[0]
+        self.assertEqual(plug.a, 1)
+
+    def test_session_config_cacheing(self):
+        """Test caching of config sections works"""
+
+        # Create new session (generic one likely already cached
+        # depending on test order)
+        cache_sess = session.Session()
+        cache_sess.loadConfigFiles(support_file("toml", "a.toml"))
+
+        # First access to given section, should read from config file
+        firstaccess = cache_sess.get("a")
+        assert firstaccess.as_int("a") == 1
+
+        # Hack cached Config object internals to make the stored value
+        # something different
+        cache_sess.configCache["a"]._mvd["a"] = "0"
+        newitems = []
+        for item in cache_sess.configCache["a"]._items:
+            if item != ("a", "1"):
+                newitems.append(item)
+            else:
+                newitems.append(("a", "0"))
+        cache_sess.configCache["a"]._items = newitems
+
+        # Second access to given section, confirm returns cached value
+        # rather than parsing config file again
+        secondaccess = cache_sess.get("a")
+        assert secondaccess.as_int("a") == 0