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Diffstat (limited to 'deps/v8/test/mjsunit/harmony/block-for-sloppy.js')
-rw-r--r-- | deps/v8/test/mjsunit/harmony/block-for-sloppy.js | 199 |
1 files changed, 199 insertions, 0 deletions
diff --git a/deps/v8/test/mjsunit/harmony/block-for-sloppy.js b/deps/v8/test/mjsunit/harmony/block-for-sloppy.js new file mode 100644 index 0000000000..eee8e0b5cd --- /dev/null +++ b/deps/v8/test/mjsunit/harmony/block-for-sloppy.js @@ -0,0 +1,199 @@ +// Copyright 2011 the V8 project authors. All rights reserved. +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following +// disclaimer in the documentation and/or other materials provided +// with the distribution. +// * Neither the name of Google Inc. nor the names of its +// contributors may be used to endorse or promote products derived +// from this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +// Flags: --no-legacy-const --harmony-sloppy --harmony-sloppy-let + +function props(x) { + var array = []; + for (let p in x) array.push(p); + return array.sort(); +} + +assertEquals(0, props({}).length); +assertEquals(1, props({x:1}).length); +assertEquals(2, props({x:1, y:2}).length); + +assertArrayEquals(["x"], props({x:1})); +assertArrayEquals(["x", "y"], props({x:1, y:2})); +assertArrayEquals(["x", "y", "zoom"], props({x:1, y:2, zoom:3})); + +assertEquals(0, props([]).length); +assertEquals(1, props([1]).length); +assertEquals(2, props([1,2]).length); + +assertArrayEquals(["0"], props([1])); +assertArrayEquals(["0", "1"], props([1,2])); +assertArrayEquals(["0", "1", "2"], props([1,2,3])); + +var o = {}; +var a = []; +let i = "outer_i"; +let s = "outer_s"; +for (let i = 0x0020; i < 0x01ff; i+=2) { + let s = 'char:' + String.fromCharCode(i); + a.push(s); + o[s] = i; +} +assertArrayEquals(a, props(o)); +assertEquals(i, "outer_i"); +assertEquals(s, "outer_s"); + +var a = []; +assertEquals(0, props(a).length); +a[Math.pow(2,30)-1] = 0; +assertEquals(1, props(a).length); +a[Math.pow(2,31)-1] = 0; +assertEquals(2, props(a).length); +a[1] = 0; +assertEquals(3, props(a).length); + +var result = ''; +for (let p in {a : [0], b : 1}) { result += p; } +assertEquals('ab', result); + +var result = ''; +for (let p in {a : {v:1}, b : 1}) { result += p; } +assertEquals('ab', result); + +var result = ''; +for (let p in { get a() {}, b : 1}) { result += p; } +assertEquals('ab', result); + +var result = ''; +for (let p in { get a() {}, set a(x) {}, b : 1}) { result += p; } +assertEquals('ab', result); + + +// Check that there is exactly one variable without initializer +// in a for-in statement with let variables. +assertThrows("function foo() { 'use strict'; for (let in {}) { } }", SyntaxError); +assertThrows("function foo() { 'use strict'; for (let x = 3 in {}) { } }", SyntaxError); +assertThrows("function foo() { 'use strict'; for (let x, y in {}) { } }", SyntaxError); +assertThrows("function foo() { 'use strict'; for (let x = 3, y in {}) { } }", SyntaxError); +assertThrows("function foo() { 'use strict'; for (let x, y = 4 in {}) { } }", SyntaxError); +assertThrows("function foo() { 'use strict'; for (let x = 3, y = 4 in {}) { } }", SyntaxError); + + +// In a normal for statement the iteration variable is +// freshly allocated for each iteration. +function closures1() { + let a = []; + for (let i = 0; i < 5; ++i) { + a.push(function () { return i; }); + } + for (let j = 0; j < 5; ++j) { + assertEquals(j, a[j]()); + } +} +closures1(); + + +function closures2() { + let a = [], b = []; + for (let i = 0, j = 10; i < 5; ++i, ++j) { + a.push(function () { return i; }); + b.push(function () { return j; }); + } + for (let k = 0; k < 5; ++k) { + assertEquals(k, a[k]()); + assertEquals(k + 10, b[k]()); + } +} +closures2(); + + +function closure_in_for_init() { + let a = []; + for (let i = 0, f = function() { return i }; i < 5; ++i) { + a.push(f); + } + for (let k = 0; k < 5; ++k) { + assertEquals(0, a[k]()); + } +} +closure_in_for_init(); + + +function closure_in_for_cond() { + let a = []; + for (let i = 0; a.push(function () { return i; }), i < 5; ++i) { } + for (let k = 0; k < 5; ++k) { + assertEquals(k, a[k]()); + } +} +closure_in_for_cond(); + + +function closure_in_for_next() { + let a = []; + for (let i = 0; i < 5; a.push(function () { return i; }), ++i) { } + for (let k = 0; k < 5; ++k) { + assertEquals(k + 1, a[k]()); + } +} +closure_in_for_next(); + + +// In a for-in statement the iteration variable is fresh +// for each iteration. +function closures3(x) { + let a = []; + for (let p in x) { + a.push(function () { return p; }); + } + let k = 0; + for (let q in x) { + assertEquals(q, a[k]()); + ++k; + } +} +closures3({a : [0], b : 1, c : {v : 1}, get d() {}, set e(x) {}}); + +// Check normal for statement completion values. +assertEquals(1, eval("for (let i = 0; i < 10; i++) { 1; }")); +assertEquals(9, eval("for (let i = 0; i < 10; i++) { i; }")); +assertEquals(undefined, eval("for (let i = 0; false;) { }")); +assertEquals(undefined, eval("for (const i = 0; false;) { }")); +assertEquals(undefined, eval("for (let i = 0; i < 10; i++) { }")); +assertEquals(undefined, eval("for (let i = 0; false;) { i; }")); +assertEquals(undefined, eval("for (const i = 0; false;) { i; }")); +assertEquals(undefined, eval("for (let i = 0; true;) { break; }")); +assertEquals(undefined, eval("for (const i = 0; true;) { break; }")); +assertEquals(undefined, eval("for (let i = 0; i < 10; i++) { continue; }")); +assertEquals(undefined, eval("for (let i = 0; true;) { break; i; }")); +assertEquals(undefined, eval("for (const i = 0; true;) { break; i; }")); +assertEquals(undefined, eval("for (let i = 0; i < 10; i++) { continue; i; }")); +assertEquals(0, eval("for (let i = 0; true;) { i; break; }")); +assertEquals(0, eval("for (const i = 0; true;) { i; break; }")); +assertEquals(9, eval("for (let i = 0; i < 10; i++) { i; continue; }")); +assertEquals(3, eval("for (let i = 0; true; i++) { i; if (i >= 3) break; }")); +assertEquals(2, eval("for (let i = 0; true; i++) { if (i >= 3) break; i; }")); +assertEquals( + 2, eval("for (let i = 0; i < 10; i++) { if (i >= 3) continue; i; }")); +assertEquals(undefined, eval("foo: for (let i = 0; true;) { break foo; }")); +assertEquals(undefined, eval("foo: for (const i = 0; true;) { break foo; }")); +assertEquals(3, eval("foo: for (let i = 3; true;) { i; break foo; }")); |