sw unit tests: Introduce hasProperty(), make the redlining check more elegant.

Change-Id: I123bdfd7f21b78cbee6db2ceb9b98c2e473415d1

sw/qa/extras/inc/swmodeltestbase.hxx

@@ -300,6 +300,12 @@ protected:
         return data;
     }
 
+    bool hasProperty(const uno::Reference<uno::XInterface>& obj, const OUString& name) const
+    {
+        uno::Reference<beans::XPropertySet> properties(obj, uno::UNO_QUERY_THROW);
+        return properties->getPropertySetInfo()->hasPropertyByName(name);
+    }
+
     /// Get number of paragraphs of the document.
     int getParagraphs()
     {

sw/qa/extras/ooxmlexport/ooxmlexport.cxx

@@ -1175,14 +1175,7 @@ DECLARE_OOXMLEXPORT_TEST(testBnc837302, "bnc837302.docx")
 
     // make sure we don't introduce a redlined delete in the 2nd paragraph
     xParagraph = getParagraph(2);
-    OUString aProperty;
-    try
-    {
-        // throws when not present
-        aProperty = getProperty<OUString>(getRun(xParagraph, 1), "RedlineType");
-    }
-    catch (const beans::UnknownPropertyException&) {}
-    CPPUNIT_ASSERT_EQUAL(OUString(), aProperty);
+    CPPUNIT_ASSERT_EQUAL(false, hasProperty(getRun(xParagraph, 1), "RedlineType"));
 }
 
 DECLARE_OOXMLEXPORT_TEST(testFdo68418, "fdo68418.docx")