add a terminalreporter.testid method

--HG--
branch : trunk

py/_plugin/pytest_terminal.py

@@ -128,6 +128,20 @@ class TerminalReporter:
         else: 
             return "???", dict(red=True)
 
+    def gettestid(self, item, relative=True):
+        fspath = item.fspath
+        chain = [x for x in item.listchain() if x.fspath == fspath]
+        chain = chain[1:]
+        names = [x.name for x in chain if x.name != "()"]
+        path = item.fspath
+        if relative:
+            relpath = path.relto(self.curdir)
+            if relpath:
+                path = relpath
+        names.insert(0, str(path))
+        return "::".join(names)
+
+
     def pytest_internalerror(self, excrepr):
         for line in str(excrepr).split("\n"):
             self.write_line("INTERNALERROR> " + line)

testing/plugin/test_pytest_terminal.py

@@ -111,6 +111,22 @@ class TestTerminal:
         assert lines[1].endswith("xy.py .")
         assert lines[2] == "hello world"
 
+    def test_testid(self, testdir, linecomp):
+        func,method = testdir.getitems("""
+            def test_func():
+                pass
+            class TestClass:
+                def test_method(self):
+                    pass
+        """)
+        tr = TerminalReporter(func.config, file=linecomp.stringio)
+        id = tr.gettestid(func)
+        assert id.endswith("test_testid.py::test_func")
+        fspath = py.path.local(id.split("::")[0])
+        assert fspath.check()
+        id = tr.gettestid(method)
+        assert id.endswith("test_testid.py::TestClass::test_method")
+
     def test_looponfailreport(self, testdir, linecomp):
         modcol = testdir.getmodulecol("""
             def test_fail():