1 files changed, 49 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/unshift/S15.4.4.13_A1_T1.js b/js/src/tests/test262/built-ins/Array/prototype/unshift/S15.4.4.13_A1_T1.js
new file mode 100644
index 0000000000..121386346c
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Array/prototype/unshift/S15.4.4.13_A1_T1.js
@@ -0,0 +1,49 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+info: |
+    The arguments are prepended to the start of the array, such that
+    their order within the array is the same as the order in which they appear in
+    the argument list
+esid: sec-array.prototype.unshift
+description: Checking case when unsift is given no arguments or one argument
+---*/
+
+var x = new Array();
+var unshift = x.unshift(1);
+if (unshift !== 1) {
+  throw new Test262Error('#1: x = new Array(); x.unshift(1) === 1. Actual: ' + (unshift));
+}
+
+if (x[0] !== 1) {
+  throw new Test262Error('#2: x = new Array(); x.unshift(1); x[0] === 1. Actual: ' + (x[0]));
+}
+
+var unshift = x.unshift();
+if (unshift !== 1) {
+  throw new Test262Error('#3: x = new Array(); x.unshift(1); x.unshift() === 1. Actual: ' + (unshift));
+}
+
+if (x[1] !== undefined) {
+  throw new Test262Error('#4: x = new Array(); x.unshift(1); x.unshift(); x[1] === unedfined. Actual: ' + (x[1]));
+}
+
+var unshift = x.unshift(-1);
+if (unshift !== 2) {
+  throw new Test262Error('#5: x = new Array(); x.unshift(1); x.unshift(); x.unshift(-1) === 2. Actual: ' + (unshift));
+}
+
+if (x[0] !== -1) {
+  throw new Test262Error('#6: x = new Array(); x.unshift(1); x.unshift(-1); x[0] === -1. Actual: ' + (x[0]));
+}
+
+if (x[1] !== 1) {
+  throw new Test262Error('#7: x = new Array(); x.unshift(1); x.unshift(-1); x[1] === 1. Actual: ' + (x[1]));
+}
+
+if (x.length !== 2) {
+  throw new Test262Error('#8: x = new Array(); x.unshift(1); x.unshift(); x.unshift(-1); x.length === 2. Actual: ' + (x.length));
+}
+
+reportCompare(0, 0);