mirror of https://github.com/tc39/test262.git
81 lines
1.8 KiB
JavaScript
81 lines
1.8 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_A4.4_T2.6
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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 !== "11") {
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throw new Test262Error('#1: x = "1"; x += 1; x === "11". 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 !== "11") {
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throw new Test262Error('#2: x = 1; x += "1"; x === "11". 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 !== "11") {
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throw new Test262Error('#3: x = new String("1"); x += 1; x === "11". 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 !== "11") {
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throw new Test262Error('#4: x = 1; x += new String("1"); x === "11". 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 !== "11") {
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throw new Test262Error('#5: x = "1"; x += new Number(1); x === "11". 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 !== "11") {
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throw new Test262Error('#6: x = new Number(1); x += "1"; x === "11". 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 !== "11") {
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throw new Test262Error('#7: x = new String("1"); x += new Number(1); x === "11". 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 !== "11") {
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throw new Test262Error('#8: x = new Number(1); x += new String("1"); x === "11". Actual: ' + (x));
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}
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//CHECK#9
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if ("x" + 1 !=="x1") {
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throw new Test262Error('#9: x = "x"; x += 1; x === "x1". 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 (x !== "1x") {
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throw new Test262Error('#10: x = 1; x += "x"; x === "1x". Actual: ' + (x));
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}
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