Add indentation + DAG test

Author: ascholerChemeketa

runestone/parsons/test/_sources/index.rst

@@ -147,3 +147,34 @@ Proof Blocks
   $c'(u) \ne c'(v)$ #tag:7;depends:6,3;
   =====
   $c'$ is a 2-coloring of $H$, so $H$ is 2-colorable. (end of proof) #tag:8;depends:7;
+
+============
+Code DAG
+============
+
+.. parsonsprob:: test_parsons_dag_indent
+   :grader: dag
+
+   Test that indentation works with dag
+
+   .. code-block:: python
+
+      def foo:
+         if True:
+            return 2
+      def bar:
+         return 40
+      print(foo() + bar())
+
+   -----
+   def foo(): #tag:foo;depends:;
+   =====
+      if True: #tag:foo_if; depends:foo;
+   =====
+         return 2 #tag:f1; depends:foo_if;
+   =====
+   def bar(): #tag:bar;depends:;
+   =====
+      return 40 #tag:b1; depends:bar;
+   =====
+   print(foo() + bar()) #tag:asdf; depends: f1,b1;

runestone/parsons/test/test_parsons.py

@@ -356,6 +356,58 @@ def drag_block(block, before_block):
     assert message.get_attribute("class") == "alert alert-info"
 
 
+def test_dag_grader_indentation(selenium_utils_get):
+    selenium_utils_get.wait_until_ready("test_parsons_dag_indent")
+
+    source = selenium_utils_get.driver.find_element(By.ID, "parsons-7-source")
+    answer = selenium_utils_get.driver.find_element(By.ID, "parsons-7-answer")
+    checkme = selenium_utils_get.driver.find_element(By.ID, "parsons-7-check")
+    reset = selenium_utils_get.driver.find_element(By.ID, "parsons-7-reset")
+
+    def drag_to_answer(blockNum):
+        targetLoc = answer.location
+        block = source.find_element(By.ID, "parsons-7-block-" + str(blockNum))
+        xOffset = answer.location["x"] - block.location["x"] + 1
+        yOffset = answer.location["y"] - block.location["y"] + 1
+        ActionChains(selenium_utils_get.driver).drag_and_drop_by_offset(
+            block, xOffset, yOffset
+        ).perform()
+
+    reset.click()
+
+    for i in range(5, -1, -1):
+        element = source.find_element(By.ID, "parsons-7-block-" + str(i))
+        drag_to_answer(i)
+    checkme.click()
+
+    message = selenium_utils_get.driver.find_element(By.ID, "parsons-7-message")
+    assert "alert-danger" in message.get_attribute("class")
+
+    checkme.click()
+    b1 = answer.find_element(By.ID, "parsons-7-block-1")
+    b2 = answer.find_element(By.ID, "parsons-7-block-2")
+    b4 = answer.find_element(By.ID, "parsons-7-block-4")
+    assert "indentRight" in b1.get_attribute("class")
+    assert "indentRight" in b2.get_attribute("class")
+    assert "indentRight" in b4.get_attribute("class")
+    
+    ActionChains(selenium_utils_get.driver).drag_and_drop_by_offset(
+        answer.find_element(By.ID, "parsons-7-block-1"), 10, 0
+    ).perform()
+    ActionChains(selenium_utils_get.driver).drag_and_drop_by_offset(
+        answer.find_element(By.ID, "parsons-7-block-2"), 60, 0
+    ).perform()
+    ActionChains(selenium_utils_get.driver).drag_and_drop_by_offset(
+        answer.find_element(By.ID, "parsons-7-block-4"), 10, 0
+    ).perform()
+    wait_for_animation(selenium_utils_get, "#parsons-7-block-4")
+
+    checkme.click()
+    assert "indentRight" not in b1.get_attribute("class")
+    assert "indentRight" not in b2.get_attribute("class")
+    assert "indentRight" not in b4.get_attribute("class")
+
+
 def wait_for_animation(selenium_utils, selector):
     while is_element_animated(selenium_utils, selector):
         time.sleep(0.5)