Handle embedding a style map into a document that already has one

1 files changed, 22 insertions, 0 deletions

diff --git a/tests/docx/style-map.tests.js b/tests/docx/style-map.tests.js
index f1ac68d..fcf22ab 100644
--- a/tests/docx/style-map.tests.js
+++ b/tests/docx/style-map.tests.js
@@ -42,6 +42,28 @@ describe("style-map", function() {
             });
         });
     });
+    
+    test('re-embedding style map replaces original', function() {
+        var zip = normalDocx();
+        
+        var expectedRelationshipsXml = '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>' +
+            '<Relationships xmlns="http://schemas.openxmlformats.org/package/2006/relationships">' +
+            '<Relationship Id="rId3" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/settings" Target="settings.xml"/>' +
+            '<Relationship Id="rMammothStyleMap" Type="http://schemas.zwobble.org/mammoth/style-map" Target="/mammoth/style-map"/>' +
+            '</Relationships>';
+        
+        return styleMap.writeStyleMap(zip, "p => h1").then(function() {
+            return styleMap.writeStyleMap(zip, "p => h2");
+        }).then(function() {
+            return zip.read("word/_rels/document.xml.rels", "utf8").then(function(contents) {
+                assert.equal(contents, expectedRelationshipsXml);
+            });
+        }).then(function() {
+            return styleMap.readStyleMap(zip).then(function(contents) {
+                assert.equal(contents, "p => h2");
+            });
+        });
+    });
 });
 
 function normalDocx() {