parfmt: add ParagraphFormat.alignment setter

Steve Canny · Steve Canny · commit c88125ca039a · 2015-02-08T00:01:42.000-08:00
diff --git a/docx/text/paragraph.py b/docx/text/paragraph.py
@@ -149,3 +149,8 @@ def alignment(self):
         if pPr is None:
             return None
         return pPr.jc_val
+
+    @alignment.setter
+    def alignment(self, value):
+        pPr = self._element.get_or_add_pPr()
+        pPr.jc_val = value
diff --git a/features/txt-parfmt-props.feature b/features/txt-parfmt-props.feature
@@ -15,7 +15,6 @@ Feature: Get or set paragraph formatting properties
       | right      | WD_ALIGN_PARAGRAPH.RIGHT  |
 
 
-  @wip
   Scenario Outline: Set paragraph alignment
     Given a paragraph format having <align-type> alignment
      When I assign <new-value> to paragraph_format.alignment
diff --git a/tests/text/test_paragraph.py b/tests/text/test_paragraph.py
@@ -291,6 +291,11 @@ def it_knows_its_alignment_value(self, alignment_get_fixture):
         paragraph_format, expected_value = alignment_get_fixture
         assert paragraph_format.alignment == expected_value
 
+    def it_can_change_its_alignment_value(self, alignment_set_fixture):
+        paragraph_format, value, expected_xml = alignment_set_fixture
+        paragraph_format.alignment = value
+        assert paragraph_format._element.xml == expected_xml
+
     # fixtures -------------------------------------------------------
 
     @pytest.fixture(params=[
@@ -302,3 +307,21 @@ def alignment_get_fixture(self, request):
         p_cxml, expected_value = request.param
         paragraph_format = ParagraphFormat(element(p_cxml))
         return paragraph_format, expected_value
+
+    @pytest.fixture(params=[
+        ('w:p',                          WD_ALIGN_PARAGRAPH.LEFT,
+         'w:p/w:pPr/w:jc{w:val=left}'),
+        ('w:p/w:pPr',                    WD_ALIGN_PARAGRAPH.CENTER,
+         'w:p/w:pPr/w:jc{w:val=center}'),
+        ('w:p/w:pPr/w:jc{w:val=center}', WD_ALIGN_PARAGRAPH.RIGHT,
+         'w:p/w:pPr/w:jc{w:val=right}'),
+        ('w:p/w:pPr/w:jc{w:val=right}',  None,
+         'w:p/w:pPr'),
+        ('w:p',                          None,
+         'w:p/w:pPr'),
+    ])
+    def alignment_set_fixture(self, request):
+        p_cxml, value, expected_cxml = request.param
+        paragraph_format = ParagraphFormat(element(p_cxml))
+        expected_xml = xml(expected_cxml)
+        return paragraph_format, value, expected_xml
