New matcher "hashContaining" similar to rspec's hash_including

2011-03-09 18:56:28 -08:00
parent ce886e20e4
commit 992367dcbc
5 changed files with 188 additions and 0 deletions
@@ -369,3 +369,32 @@ jasmine.Matchers.Any.prototype.toString = function() {
  return '<jasmine.any(' + this.expectedClass + ')>';
 };

+jasmine.Matchers.HashContaining = function (sample) {
+  this.sample = sample;
+};
+
+jasmine.Matchers.HashContaining.prototype.matches = function(other, mismatchKeys, mismatchValues) {
+  mismatchKeys = mismatchKeys || [];
+  mismatchValues = mismatchValues || [];
+
+  var env = jasmine.getEnv();
+
+  var hasKey = function(obj, keyName) {
+    return obj != null && obj[keyName] !== jasmine.undefined;
+  };
+
+  for (var property in this.sample) {
+    if (!hasKey(other, property) && hasKey(this.sample, property)) {
+      mismatchKeys.push("expected has key '" + property + "', but missing from actual.");
+    }
+    else if (!env.equals_(this.sample[property], other[property], mismatchKeys, mismatchValues)) {
+      mismatchValues.push("'" + property + "' was '" + (other[property] ? jasmine.util.htmlEscape(other[property].toString()) : other[property]) + "' in expected, but was '" + (this.sample[property] ? jasmine.util.htmlEscape(this.sample[property].toString()) : this.sample[property]) + "' in actual.");
+    }
+  }
+
+  return (mismatchKeys.length === 0 && mismatchValues.length === 0);
+};
+
+jasmine.Matchers.HashContaining.prototype.toString = function () {
+  return "<jasmine.hashContaining(" + jasmine.pp(this.sample) + ")>";
+};