fix(ngMock): pass failed HTTP expectations to $errorHandler

This was only partially fixed in
f18dd29

Author: thorn0

src/ngMock/angular-mocks.js

@@ -1511,15 +1511,25 @@ function createHttpBackendMock($rootScope, $timeout, $delegate, $browser) {
     }
 
     if (expectation && expectation.match(method, url)) {
+      var expectationError;
+
       if (!expectation.matchData(data)) {
-        throw new Error('Expected ' + expectation + ' with different data\n' +
-            'EXPECTED: ' + prettyPrint(expectation.data) + '\nGOT:      ' + data);
+        expectationError = new Error('Expected ' + expectation + ' with different data\n' +
+          'EXPECTED: ' + prettyPrint(expectation.data) + '\n' +
+          'GOT:      ' + data);
       }
 
       if (!expectation.matchHeaders(headers)) {
-        throw new Error('Expected ' + expectation + ' with different headers\n' +
-                        'EXPECTED: ' + prettyPrint(expectation.headers) + '\nGOT:      ' +
-                        prettyPrint(headers));
+        expectationError = new Error('Expected ' + expectation + ' with different headers\n' +
+          'EXPECTED: ' + prettyPrint(expectation.headers) + '\n' +
+          'GOT:      ' + prettyPrint(headers));
+      }
+
+      if (expectationError) {
+        // In addition to be being converted to a rejection, this error also needs to be passed to
+        // the $exceptionHandler and be rethrown (so that the test fails).
+        expectationError.$$passToExceptionHandler = true;
+        throw expectationError;
       }
 
       expectations.shift();