add plugin test to check intermediate steps

still need to move them to folder such that pytest tracks it automatically

tests/testcases/case_3/test_1.py

@@ -0,0 +1,54 @@
+def test_after_sessionstart(status_plugin_debug):
+    debug_data = status_plugin_debug["after_sessionstart"]
+
+    assert debug_data["collect"] == []
+    assert debug_data["pass"] == []
+    assert debug_data["fail"] == []
+    assert debug_data["skip"] == []
+
+    assert debug_data["state"] == "start"
+
+
+def test_after_first_collectstart(status_plugin_debug):
+    debug_data = status_plugin_debug["after_first_collectstart"]
+
+    assert debug_data["collect"] == []
+    assert debug_data["pass"] == []
+    assert debug_data["fail"] == []
+    assert debug_data["skip"] == []
+
+    assert debug_data["state"] == "collect"
+
+
+def test_after_last_itemcollected(status_plugin_debug):
+    debug_data = status_plugin_debug["after_last_itemcollected"]
+
+    # if the tests in this file change, adjust this list too
+    assert debug_data["collect"] == ["test_after_sessionstart",
+                                     "test_after_first_collectstart",
+                                     "test_after_last_itemcollected",
+                                     "test_after_first_runtest_logstart",
+                                     "test_after_this_runtest_logstart"]
+    assert debug_data["pass"] == []
+    assert debug_data["fail"] == []
+    assert debug_data["skip"] == []
+
+    assert debug_data["state"] == "collect"
+
+
+def test_after_first_runtest_logstart(status_plugin_debug):
+    debug_data = status_plugin_debug["after_first_runtest_logstart"]
+
+    assert debug_data["pass"] == []
+    assert debug_data["fail"] == []
+    assert debug_data["skip"] == []
+
+    assert debug_data["state"] == "runtest"
+
+
+def test_after_this_runtest_logstart(status_plugin_debug):
+    debug_data = status_plugin_debug["after_this_runtest_logstart"]
+
+    assert len(debug_data["pass"] + debug_data["fail"] + debug_data["skip"]) > 0
+
+    assert debug_data["state"] == "runtest"