Ignore style definitions using a style ID that has already been used

1 files changed, 10 insertions, 0 deletions

diff --git a/test/docx/styles-reader.tests.js b/test/docx/styles-reader.tests.js
index 0997d2c..b63bb6a 100644
--- a/test/docx/styles-reader.tests.js
+++ b/test/docx/styles-reader.tests.js
@@ -110,6 +110,16 @@ test('numbering style has numId read from paragraph properties', function() {
     assert.equal(styles.findNumberingStyleById("List1").numId, "42");
 });
 
+test('when multiple style elements have same style ID then only first element is used', function() {
+    var styles = readStylesXml(
+        new XmlElement("w:styles", {}, [
+            tableStyleElement("TableNormal", "Normal Table"),
+            tableStyleElement("TableNormal", "Table Normal")
+        ])
+    );
+    assert.equal(styles.findTableStyleById("TableNormal").name, "Normal Table");
+});
+
 function paragraphStyleElement(id, name) {
     return styleElement("paragraph", id, name);
 }