added autotests flag test to quickstart tests

nbgrader/tests/apps/test_nbgrader_quickstart.py

@@ -117,3 +117,28 @@ def test_quickstart_f(self):
 
         # nbgrader generate_assignment should work
         run_nbgrader(["generate_assignment", "ps1"])
+
+    def test_quickstart_autotest(self):
+        """Is the quickstart example with autotests properly generated?"""
+
+        run_nbgrader(["quickstart", "example", "--autotest"])
+
+        # it should fail if it already exists
+        run_nbgrader(["quickstart", "example", "--autotest"], retcode=1)
+
+        # it should succeed if --force is given
+        os.remove(os.path.join("example", "nbgrader_config.py"))
+        run_nbgrader(["quickstart", "example", "--force", "--autotest"])
+        assert os.path.exists(os.path.join("example", "nbgrader_config.py"))
+        assert os.path.exists(os.path.join("example", "autotests.yml"))
+
+        # nbgrader validate should work
+        os.chdir("example")
+        for nb in os.listdir(os.path.join("source", "ps1")):
+            if not nb.endswith(".ipynb"):
+                continue
+            output = run_nbgrader(["validate", os.path.join("source", "ps1", nb)], stdout=True)
+            assert output.strip() == "Success! Your notebook passes all the tests."
+
+        # nbgrader generate_assignment should work
+        run_nbgrader(["generate_assignment", "ps1"])