Move roughlyEqual into expect.js

2013-03-14 23:55:25 +01:00
parent bddaecbe69
commit 62011dab28
3 changed files with 61 additions and 5 deletions
@@ -299,6 +299,24 @@
    return this;
  };

+  /**
+   * Assert value is within _tol_ of _n_.
+   *
+   * @param {Number} n
+   * @param {Number} tol
+   *
+   * @api public
+   */
+
+  Assertion.prototype.roughlyEqual =
+  Assertion.prototype.kindaEqual = function(n, tol) {
+    this.assert(
+        Math.abs(this.obj - n) <= tol
+      , function(){ return 'expected ' + i(this.obj) + ' to be within ' + tol + ' of ' + n }
+      , function(){ return 'expected ' + i(this.obj) + ' not to be within ' + tol + ' of ' + n });
+    return this;
+  };
+
  /**
   * Assert string value matches _regexp_.
   *