Split tests between libtextsecure and main

libtextsecure/test/helpers_test.js

@@ -0,0 +1,70 @@
+/* vim: ts=4:sw=4
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+'use strict';
+
+describe("Helpers", function() {
+  describe("ArrayBuffer->String conversion", function() {
+      it('works', function() {
+          var b = new ArrayBuffer(3);
+          var a = new Uint8Array(b);
+          a[0] = 0;
+          a[1] = 255;
+          a[2] = 128;
+          assert.equal(getString(b), "\x00\xff\x80");
+      });
+  });
+
+  describe("toArrayBuffer", function() {
+      it('returns undefined when passed undefined', function() {
+          assert.strictEqual(toArrayBuffer(undefined), undefined);
+      });
+      it('returns ArrayBuffer when passed ArrayBuffer', function() {
+          var StaticArrayBufferProto = new ArrayBuffer().__proto__;
+          var anArrayBuffer = new ArrayBuffer();
+          assert.strictEqual(toArrayBuffer(anArrayBuffer), anArrayBuffer);
+      });
+      it('throws an error when passed a non Stringable thing', function() {
+          var madeUpObject = function() {};
+          var notStringable = new madeUpObject();
+          assert.throw(function() { toArrayBuffer(notStringable) },
+                       Error, /Tried to convert a non-stringable thing/);
+      });
+  });
+
+  describe("isEqual", function(){
+      it('returns false when a or b is undefined', function(){
+          assert.isFalse(isEqual("defined value", undefined, false));
+          assert.isFalse(isEqual(undefined, "defined value", false));
+      });
+      it('returns true when a and b are equal', function(){
+          var a = "same value";
+          var b = "same value";
+          assert.isTrue(isEqual(a, b, false));
+      });
+      it('returns false when a and b are not equal', function(){
+          var a = "same value";
+          var b = "diferent value";
+          assert.isFalse(isEqual(a, b, false));
+      });
+      it('throws an error when a/b compare is too short', function(){
+          var a = "1234";
+          var b = "1234";
+          assert.throw(function() { isEqual(a, b, true) },
+                       Error, /a\/b compare too short/);
+      });
+  });
+});