diff -r 000000000000 -r 6474c204b198 content/canvas/test/webgl-mochitest/mochi-to-testcase.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/content/canvas/test/webgl-mochitest/mochi-to-testcase.py	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,86 @@
+import sys
+import os.path
+import re
+
+assert len(sys.argv) == 2
+mochiPath = sys.argv[1]
+
+extDotPos = mochiPath.find('.html')
+assert extDotPos != -1, 'mochitest target must be an html doc.'
+
+testPath = mochiPath[:extDotPos] + '.solo.html'
+    
+def ReadLocalFile(include):
+    incPath = os.path.dirname(mochiPath)
+    filePath = os.path.join(incPath, include)
+
+    data = None
+    try:
+        f = open(filePath, 'r')
+        data = f.read()
+    except:
+        pass
+
+    try:
+        f.close()
+    except:
+        pass
+
+    return data
+
+kSimpleTestReplacement = '''\n
+<script>
+// SimpleTest.js replacement
+function ok(val, text) {
+  var elem = document.getElementById('mochi-to-testcase-output');
+  var status = val ? 'Test <font color=\\'green\\'>passed</font>: '
+                   : 'Test <font color=\\'red\\'  >FAILED</font>: ';
+  elem.innerHTML += '\\n<br/>\\n' + status + text;
+}
+
+function todo(val, text) {
+  ok(!val, 'Todo: ' + text);
+}
+</script>
+<div id='mochi-to-testcase-output'></div>
+\n'''
+
+fin = open(mochiPath, 'r')
+fout = open(testPath, 'w')
+includePattern = re.compile('<script\\s*src=[\'"](.*)\\.js[\'"]>\\s*</script>')
+cssPattern = re.compile('<link\\s*rel=[\'"]stylesheet[\'"]\\s*href=[\'"]([^=>]*)[\'"]>')
+for line in fin:
+    skipLine = False
+    for css in cssPattern.findall(line):
+        skipLine = True
+        print('Ignoring stylesheet: ' + css)
+    
+    for inc in includePattern.findall(line):
+        skipLine = True
+        if inc == '/MochiKit/MochiKit':
+            continue
+
+        if inc == '/tests/SimpleTest/SimpleTest':
+            print('Injecting SimpleTest replacement')
+            fout.write(kSimpleTestReplacement);
+            continue
+            
+        incData = ReadLocalFile(inc + '.js')
+        if not incData:
+            print('Warning: Unknown JS file ignored: ' + inc + '.js')
+            continue
+
+        print('Injecting include: ' + inc + '.js')
+        fout.write('\n<script>\n// Imported from: ' + inc + '.js\n');
+        fout.write(incData);
+        fout.write('\n</script>\n');
+        continue
+
+    if skipLine:
+        continue
+    
+    fout.write(line)
+    continue
+
+fin.close()
+fout.close()