extract and test regexp that identifies angular script tag

src/Angular.js

@@ -48,7 +48,8 @@ var _undefined        = undefined,
     angularFormatter  = extensionMap(angular, 'formatter'),
     angularService    = extensionMap(angular, 'service'),
     angularCallbacks  = extensionMap(angular, 'callbacks'),
-    nodeName;
+    nodeName,
+    rngScript         = /^(|.*\/)angular(-.*)?(\.min)?.js(\?[^#]*)?(#(.*))?$/;
 
 function foreach(obj, iterator, context) {
   var key;
@@ -422,8 +423,7 @@ function angularInit(config){
 }
 
 function angularJsConfig(document, config) {
-  var filename = /^(.*)angular(-([^\/]*))?.js(\?[^#]*)?(#(.*))?$/,
+  var scripts = document.getElementsByTagName("script"),
-      scripts = document.getElementsByTagName("script"),
       match;
   config = extend({
     base_url: '',
@@ -431,7 +431,7 @@ function angularJsConfig(document, config) {
     ie_compat_id: 'ng-ie-compat'
   }, config);
   for(var j = 0; j < scripts.length; j++) {
-    match = (scripts[j].src || "").match(filename);
+    match = (scripts[j].src || "").match(rngScript);
     if (match) {
       config.base_url = match[1];
       extend(config, parseKeyValue(match[6]));

test/AngularSpec.js

@@ -120,3 +120,71 @@ describe('toKeyValue', function() {
     expect(toKeyValue({flag1: true, key: 'value', flag2: true})).toEqual('flag1&key=value&flag2');
   });
 });
+
+
+describe ('rngScript', function() {
+  it('should match angular.js', function() {
+    expect('angular.js'.match(rngScript)).not.toBeNull();
+    expect('../angular.js'.match(rngScript)).not.toBeNull();
+    expect('foo/angular.js'.match(rngScript)).not.toBeNull();
+
+    expect('foo.js'.match(rngScript)).toBeNull();
+    expect('foo/foo.js'.match(rngScript)).toBeNull();
+    expect('my-angular-app.js'.match(rngScript)).toBeNull();
+    expect('foo/../my-angular-app.js'.match(rngScript)).toBeNull();
+  });
+
+  it('should match angular.min.js', function() {
+    expect('angular.min.js'.match(rngScript)).not.toBeNull();
+    expect('../angular.min.js'.match(rngScript)).not.toBeNull();
+    expect('foo/angular.min.js'.match(rngScript)).not.toBeNull();
+
+    expect('my-angular-app.min.js'.match(rngScript)).toBeNull();
+    expect('foo/../my-angular-app.min.js'.match(rngScript)).toBeNull();
+  });
+
+  it('should match angular-bootstrap.js', function() {
+    expect('angular-bootstrap.js'.match(rngScript)).not.toBeNull();
+    expect('../angular-bootstrap.js'.match(rngScript)).not.toBeNull();
+    expect('foo/angular-bootstrap.js'.match(rngScript)).not.toBeNull();
+
+    expect('my-angular-app-bootstrap.js'.match(rngScript)).toBeNull();
+    expect('foo/../my-angular-app-bootstrap.js'.match(rngScript)).toBeNull();
+  });
+
+  it('should match angular-0.9.0.js', function() {
+    expect('angular-0.9.0.js'.match(rngScript)).not.toBeNull();
+    expect('../angular-0.9.0.js'.match(rngScript)).not.toBeNull();
+    expect('foo/angular-0.9.0.js'.match(rngScript)).not.toBeNull();
+
+    expect('my-angular-app-0.9.0.js'.match(rngScript)).toBeNull();
+    expect('foo/../my-angular-app-0.9.0.js'.match(rngScript)).toBeNull();
+  });
+
+  it('should match angular-0.9.0.min.js', function() {
+    expect('angular-0.9.0.min.js'.match(rngScript)).not.toBeNull();
+    expect('../angular-0.9.0.min.js'.match(rngScript)).not.toBeNull();
+    expect('foo/angular-0.9.0.min.js'.match(rngScript)).not.toBeNull();
+
+    expect('my-angular-app-0.9.0.min.js'.match(rngScript)).toBeNull();
+    expect('foo/../my-angular-app-0.9.0.min.js'.match(rngScript)).toBeNull();
+  });
+
+  it('should match angular-0.9.0-de0a8612.js', function() {
+    expect('angular-0.9.0-de0a8612.js'.match(rngScript)).not.toBeNull();
+    expect('../angular-0.9.0-de0a8612.js'.match(rngScript)).not.toBeNull();
+    expect('foo/angular-0.9.0-de0a8612.js'.match(rngScript)).not.toBeNull();
+
+    expect('my-angular-app-0.9.0-de0a8612.js'.match(rngScript)).toBeNull();
+    expect('foo/../my-angular-app-0.9.0-de0a8612.js'.match(rngScript)).toBeNull();
+  });
+
+  it('should match angular-0.9.0-de0a8612.min.js', function() {
+    expect('angular-0.9.0-de0a8612.min.js'.match(rngScript)).not.toBeNull();
+    expect('../angular-0.9.0-de0a8612.min.js'.match(rngScript)).not.toBeNull();
+    expect('foo/angular-0.9.0-de0a8612.min.js'.match(rngScript)).not.toBeNull();
+
+    expect('my-angular-app-0.9.0-de0a8612.min.js'.match(rngScript)).toBeNull();
+    expect('foo/../my-angular-app-0.9.0-de0a8612.min.js'.match(rngScript)).toBeNull();
+  });
+});