acpt: add scenarios for Style.style_id

Steve Canny · Steve Canny · commit 6f0bc1ff4964 · 2015-02-08T00:01:13.000-08:00
diff --git a/features/steps/styles.py b/features/steps/styles.py
@@ -4,7 +4,7 @@
 Step implementations for styles-related features
 """
 
-from behave import given, then
+from behave import given, then, when
 
 from docx import Document
 from docx.styles.styles import Styles
@@ -27,6 +27,20 @@ def given_a_document_having_no_styles_part(context):
     context.document = Document(docx_path)
 
 
+@given('a style having a known style id')
+def given_a_style_having_a_known_style_id(context):
+    docx_path = test_docx('sty-having-styles-part')
+    document = Document(docx_path)
+    context.style = document.styles['Normal']
+
+
+# when =====================================================
+
+@when('I assign a new value to style.style_id')
+def when_I_assign_a_new_value_to_style_style_id(context):
+    context.style.style_id = 'Foo42'
+
+
 # then =====================================================
 
 @then('I can access a style by its UI name')
@@ -60,3 +74,13 @@ def then_I_can_iterate_over_its_styles(context):
 @then('len(styles) is {style_count_str}')
 def then_len_styles_is_style_count(context, style_count_str):
     assert len(context.document.styles) == int(style_count_str)
+
+
+@then('style.style_id is the {which} style id')
+def then_style_style_id_is_the_which_style_id(context, which):
+    expected_style_id = {
+        'known': 'Normal',
+        'new':   'Foo42',
+    }[which]
+    style = context.style
+    assert style.style_id == expected_style_id
diff --git a/features/sty-style-props.feature b/features/sty-style-props.feature
@@ -0,0 +1,17 @@
+Feature: Get and set style properties
+  In order to adjust styles to suit my needs
+  As a developer using python-docx
+  I need a set of read/write style properties
+
+
+  @wip
+  Scenario: Get style id
+    Given a style having a known style id
+     Then style.style_id is the known style id
+
+
+  @wip
+  Scenario: Set style id
+    Given a style having a known style id
+     When I assign a new value to style.style_id
+     Then style.style_id is the new style id
