mirror of https://github.com/tc39/test262.git
83 lines
1.6 KiB
JavaScript
83 lines
1.6 KiB
JavaScript
// Copyright 2009 the Sputnik authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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info: The production x -= y is the same as x = x - y
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es5id: 11.13.2_A4.5_T2.2
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description: >
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Type(x) is different from Type(y) and both types vary between
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Number (primitive or object) and String (primitive and object)
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---*/
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var x;
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//CHECK#1
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x = "1";
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x -= 1;
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if (x !== 0) {
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$ERROR('#1: x = "1"; x -= 1; x === 0. Actual: ' + (x));
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}
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//CHECK#2
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x = 1;
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x -= "1";
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if (x !== 0) {
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$ERROR('#2: x = 1; x -= "1"; x === 0. Actual: ' + (x));
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}
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//CHECK#3
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x = new String("1");
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x -= 1;
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if (x !== 0) {
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$ERROR('#3: x = new String("1"); x -= 1; x === 0. Actual: ' + (x));
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}
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//CHECK#4
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x = 1;
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x -= new String("1");
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if (x !== 0) {
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$ERROR('#4: x = 1; x -= new String("1"); x === 0. Actual: ' + (x));
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}
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//CHECK#5
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x = "1";
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x -= new Number(1);
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if (x !== 0) {
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$ERROR('#5: x = "1"; x -= new Number(1); x === 0. Actual: ' + (x));
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}
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//CHECK#6
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x = new Number(1);
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x -= "1";
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if (x !== 0) {
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$ERROR('#6: x = new Number(1); x -= "1"; x === 0. Actual: ' + (x));
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}
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//CHECK#7
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x = new String("1");
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x -= new Number(1);
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if (x !== 0) {
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$ERROR('#7: x = new String("1"); x -= new Number(1); x === 0. Actual: ' + (x));
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}
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//CHECK#8
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x = new Number(1);
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x -= new String("1");
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if (x !== 0) {
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$ERROR('#8: x = new Number(1); x -= new String("1"); x === 0. Actual: ' + (x));
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}
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//CHECK#9
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x = "x";
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x -= 1;
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if (isNaN(x) !== true) {
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$ERROR('#9: x = "x"; x -= 1; x === Not-a-Number. Actual: ' + (x));
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}
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//CHECK#10
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x = 1;
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x -= "x";
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if (isNaN(x) !== true) {
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$ERROR('#10: x = 1; x -= "x"; x === Not-a-Number. Actual: ' + (x));
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}
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