From 4b47a9a5208442a3eea8f72eb6c9ebe1647de91c Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Fri, 2 Sep 2016 21:26:53 +0100
Subject: Extract assertImageBuffer function

---
 test/docx/body-reader.tests.js | 27 +++++++++++----------------
 1 file changed, 11 insertions(+), 16 deletions(-)

diff --git a/test/docx/body-reader.tests.js b/test/docx/body-reader.tests.js
index b610254..6471ec6 100644
--- a/test/docx/body-reader.tests.js
+++ b/test/docx/body-reader.tests.js
@@ -411,10 +411,7 @@ test("can read imagedata elements with r:id attribute", function() {
     assert.equal("image", element.type);
     assert.equal(element.altText, "It's a hat");
     assert.equal(element.contentType, "image/png");
-    return element.read()
-        .then(function(readValue) {
-            assert.equal(readValue, IMAGE_BUFFER);
-        });
+    return assertImageBuffer(element, IMAGE_BUFFER);
 });
 
 test("can read inline pictures", function() {
@@ -435,10 +432,7 @@ test("can read inline pictures", function() {
     assert.equal("image", element.type);
     assert.equal(element.altText, "It's a hat");
     assert.equal(element.contentType, "image/png");
-    return element.read()
-        .then(function(readValue) {
-            assert.equal(readValue, IMAGE_BUFFER);
-        });
+    return assertImageBuffer(element, IMAGE_BUFFER);
 });
 
 test("can read anchored pictures", function() {
@@ -468,10 +462,7 @@ test("can read anchored pictures", function() {
     }));
     assert.equal("image", element.type);
     assert.equal(element.altText, "It's a hat");
-    return element.read()
-        .then(function(readValue) {
-            assert.equal(readValue, IMAGE_BUFFER);
-        });
+    return assertImageBuffer(element, IMAGE_BUFFER);
 });
 
 test("can read linked pictures", function() {
@@ -492,10 +483,7 @@ test("can read linked pictures", function() {
     assert.equal("image", element.type);
     assert.equal(element.altText, "It's a hat");
     assert.equal(element.contentType, "image/png");
-    return element.read()
-        .then(function(readValue) {
-            assert.equal(readValue, IMAGE_BUFFER);
-        });
+    return assertImageBuffer(element, IMAGE_BUFFER);
 });
 
 test("warning if unsupported image type", function() {
@@ -723,3 +711,10 @@ function createEmbeddedBlip(relationshipId) {
 function createLinkedBlip(relationshipId) {
     return new XmlElement("a:blip", {"r:link": relationshipId});
 }
+
+function assertImageBuffer(element, expectedImageBuffer) {
+    return element.read()
+        .then(function(readValue) {
+            assert.equal(readValue, expectedImageBuffer);
+        });
+}
-- 
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