Adding Angular and dependent packages for testing

third_party/pkg/angular/test/tools/selector_spec.dart

+library angular.selector_spec;
+
+import 'package:angular/tools/selector.dart';
+import 'package:html5lib/dom.dart';
+import 'package:unittest/unittest.dart';
+
+import '../jasmine_syntax.dart';
+
+main() => describe('selector', () {
+
+  it('should match directive on element', () {
+    var node = new Element.html('<b></b>');
+    expect(matchesNode(node, 'b'), isTrue);
+    expect(matchesNode(node, 'em'), isFalse);
+  });
+
+  it('should match directive on class', () {
+    var node = new Element.html('<div class="b"></div>');
+    expect(matchesNode(node, '.b'), isTrue);
+    expect(matchesNode(node, '.c'), isFalse);
+  });
+
+
+  it('should match directive on [attribute]', () {
+    var node = new Element.html('<div directive></div>');
+    expect(matchesNode(node, '[directive]'), isTrue);
+    expect(matchesNode(node, '[directiff]'), isFalse);
+
+    node = new Element.html('<div directive="abc"></div>');
+    expect(matchesNode(node, '[directive=abc]'), isTrue);
+    expect(matchesNode(node, '[directive=bcd]'), isFalse);
+  });
+
+
+  it('should match directive on element[attribute]', () {
+    var node = new Element.html('<b directive=abc></b>');
+    expect(matchesNode(node, 'b[directive]'), isTrue);
+    expect(matchesNode(node, 'c[directive]'), isFalse);
+  });
+
+
+  it('should match directive on [attribute=value]', () {
+    var node = new Element.html('<div directive=value></div>');
+    expect(matchesNode(node, '[directive=value]'), isTrue);
+  });
+
+
+  it('should match directive on element[attribute=value]', () {
+    var node = new Element.html('<b directive=value></b>');
+    expect(matchesNode(node, 'b[directive=value]'), isTrue);
+    expect(matchesNode(node, 'b[directive=wrongvalue]'), isFalse);
+  });
+
+  it('should match attributes', () {
+    var node = new Element.html('<div attr="before-xyz-after"></div>');
+    expect(matchesNode(node, '[*=/xyz/]'), isTrue);
+    expect(matchesNode(node, '[*=/xyzz/]'), isFalse);
+  });
+
+  it('should match text', () {
+    var node = new Text('before-abc-after');
+    expect(matchesNode(node, ':contains(/abc/)'), isTrue);
+    expect(matchesNode(node, ':contains(/cde/)'), isFalse);
+  });
+
+  it('should match on multiple directives', () {
+    var node = new Element.html('<div directive="d" foo="f"></div>');
+    expect(matchesNode(node, '[directive=d][foo=f]'), isTrue);
+    expect(matchesNode(node, '[directive=d][bar=baz]'), isFalse);
+  });
+
+});