| // Copyright 2017 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Flags: --allow-natives-syntax --no-always-opt --no-stress-flush-bytecode |
| // Files: test/mjsunit/code-coverage-utils.js |
| |
| %DebugToggleBlockCoverage(true); |
| |
| TestCoverage( |
| "call an IIFE", |
| ` |
| (function f() {})(); |
| `, |
| [{"start":0,"end":20,"count":1},{"start":1,"end":16,"count":1}] |
| ); |
| |
| TestCoverage( |
| "call locally allocated function", |
| `let f = () => 1; f();`, |
| [{"start":0,"end":21,"count":1},{"start":8,"end":15,"count":1}] |
| ); |
| |
| TestCoverage( |
| "if statements", |
| ` |
| function g() {} // 0000 |
| function f(x) { // 0050 |
| if (x == 42) { // 0100 |
| if (x == 43) g(); else g(); // 0150 |
| } // 0200 |
| if (x == 42) { g(); } else { g(); } // 0250 |
| if (x == 42) g(); else g(); // 0300 |
| if (false) g(); else g(); // 0350 |
| if (false) g(); // 0400 |
| if (true) g(); else g(); // 0450 |
| if (true) g(); // 0500 |
| } // 0550 |
| f(42); // 0600 |
| f(43); // 0650 |
| if (true) { // 0700 |
| const foo = 'bar'; // 0750 |
| } else { // 0800 |
| const bar = 'foo'; // 0850 |
| } // 0900 |
| `, |
| [{"start":0,"end":949,"count":1}, |
| {"start":801,"end":901,"count":0}, |
| {"start":0,"end":15,"count":11}, |
| {"start":50,"end":551,"count":2}, |
| {"start":115,"end":203,"count":1}, |
| {"start":167,"end":171,"count":0}, |
| {"start":265,"end":287,"count":1}, |
| {"start":315,"end":329,"count":1}, |
| {"start":363,"end":367,"count":0}, |
| {"start":413,"end":417,"count":0}, |
| {"start":466,"end":476,"count":0}] |
| ); |
| |
| TestCoverage( |
| "if statement (early return)", |
| ` |
| !function() { // 0000 |
| if (true) { // 0050 |
| nop(); // 0100 |
| return; // 0150 |
| nop(); // 0200 |
| } // 0250 |
| nop(); // 0300 |
| }() // 0350 |
| `, |
| [{"start":0,"end":399,"count":1}, |
| {"start":1,"end":351,"count":1}, |
| {"start":161,"end":350,"count":0}] |
| ); |
| |
| TestCoverage( |
| "if statement (no semi-colon)", |
| ` |
| !function() { // 0000 |
| if (true) nop() // 0050 |
| if (true) nop(); else nop() // 0100 |
| nop(); // 0150 |
| }() // 0200 |
| `, |
| [{"start":0,"end":249,"count":1}, |
| {"start":1,"end":201,"count":1}, |
| {"start":118,"end":129,"count":0}] |
| ); |
| |
| TestCoverage( |
| "for statements", |
| ` |
| function g() {} // 0000 |
| !function() { // 0050 |
| for (var i = 0; i < 12; i++) g(); // 0100 |
| for (var i = 0; i < 12; i++) { // 0150 |
| g(); // 0200 |
| } // 0250 |
| for (var i = 0; false; i++) g(); // 0300 |
| for (var i = 0; true; i++) break; // 0350 |
| for (var i = 0; i < 12; i++) { // 0400 |
| if (i % 3 == 0) g(); else g(); // 0450 |
| } // 0500 |
| }(); // 0550 |
| `, |
| [{"start":0,"end":599,"count":1}, |
| {"start":0,"end":15,"count":36}, |
| {"start":51,"end":551,"count":1}, |
| {"start":131,"end":135,"count":12}, |
| {"start":181,"end":253,"count":12}, |
| {"start":330,"end":334,"count":0}, |
| {"start":431,"end":503,"count":12}, |
| {"start":470,"end":474,"count":4}, |
| {"start":474,"end":484,"count":8}] |
| ); |
| |
| TestCoverage( |
| "for statements pt. 2", |
| ` |
| function g() {} // 0000 |
| !function() { // 0050 |
| let j = 0; // 0100 |
| for (let i = 0; i < 12; i++) g(); // 0150 |
| for (const i = 0; j < 12; j++) g(); // 0200 |
| for (j = 0; j < 12; j++) g(); // 0250 |
| for (;;) break; // 0300 |
| }(); // 0350 |
| `, |
| [{"start":0,"end":399,"count":1}, |
| {"start":0,"end":15,"count":36}, |
| {"start":51,"end":351,"count":1}, |
| {"start":181,"end":185,"count":12}, |
| {"start":233,"end":237,"count":12}, |
| {"start":277,"end":281,"count":12}] |
| ); |
| |
| TestCoverage( |
| "for statements (no semicolon)", |
| ` |
| function g() {} // 0000 |
| !function() { // 0050 |
| for (let i = 0; i < 12; i++) g() // 0100 |
| for (let i = 0; i < 12; i++) break // 0150 |
| for (let i = 0; i < 12; i++) break; g() // 0200 |
| }(); // 0250 |
| `, |
| [{"start":0,"end":299,"count":1}, |
| {"start":0,"end":15,"count":13}, |
| {"start":51,"end":251,"count":1}, |
| {"start":131,"end":134,"count":12}] |
| ); |
| |
| TestCoverage( |
| "for statement (early return)", |
| ` |
| !function() { // 0000 |
| for (var i = 0; i < 10; i++) { // 0050 |
| nop(); // 0100 |
| continue; // 0150 |
| nop(); // 0200 |
| } // 0250 |
| nop(); // 0300 |
| for (;;) { // 0350 |
| nop(); // 0400 |
| break; // 0450 |
| nop(); // 0500 |
| } // 0550 |
| nop(); // 0600 |
| for (;;) { // 0650 |
| nop(); // 0700 |
| return; // 0750 |
| nop(); // 0800 |
| } // 0850 |
| nop(); // 0900 |
| }() // 0950 |
| `, |
| [{"start":0,"end":999,"count":1}, |
| {"start":1,"end":951,"count":1}, |
| {"start":81,"end":253,"count":10}, |
| {"start":163,"end":253,"count":0}, |
| {"start":460,"end":553,"count":0}, |
| {"start":761,"end":950,"count":0}] |
| ); |
| |
| TestCoverage( |
| "for-of and for-in statements", |
| ` |
| !function() { // 0000 |
| var i; // 0050 |
| for (i of [0,1,2,3]) { nop(); } // 0100 |
| for (let j of [0,1,2,3]) { nop(); } // 0150 |
| for (i in [0,1,2,3]) { nop(); } // 0200 |
| for (let j in [0,1,2,3]) { nop(); } // 0250 |
| var xs = [{a:0, b:1}, {a:1,b:0}]; // 0300 |
| for (var {a: x, b: y} of xs) { nop(); } // 0350 |
| }(); // 0400 |
| `, |
| [{"start":0,"end":449,"count":1}, |
| {"start":1,"end":401,"count":1}, |
| {"start":123,"end":133,"count":4}, |
| {"start":177,"end":187,"count":4}, |
| {"start":223,"end":233,"count":4}, |
| {"start":277,"end":287,"count":4}, |
| {"start":381,"end":391,"count":2}] |
| ); |
| |
| TestCoverage( |
| "while and do-while statements", |
| ` |
| function g() {} // 0000 |
| !function() { // 0050 |
| var i; // 0100 |
| i = 0; while (i < 12) i++; // 0150 |
| i = 0; while (i < 12) { g(); i++; } // 0200 |
| i = 0; while (false) g(); // 0250 |
| i = 0; while (true) break; // 0300 |
| // 0350 |
| i = 0; do i++; while (i < 12); // 0400 |
| i = 0; do { g(); i++; } // 0450 |
| while (i < 12); // 0500 |
| i = 0; do { g(); } while (false); // 0550 |
| i = 0; do { break; } while (true); // 0600 |
| }(); // 0650 |
| `, |
| [{"start":0,"end":699,"count":1}, |
| {"start":0,"end":15,"count":25}, |
| {"start":51,"end":651,"count":1}, |
| {"start":174,"end":178,"count":12}, |
| {"start":224,"end":237,"count":12}, |
| {"start":273,"end":277,"count":0}, |
| {"start":412,"end":416,"count":12}, |
| {"start":462,"end":475,"count":12}] |
| ); |
| |
| TestCoverage( |
| "while statement (early return)", |
| ` |
| !function() { // 0000 |
| let i = 0; // 0050 |
| while (i < 10) { // 0100 |
| i++; // 0150 |
| continue; // 0200 |
| nop(); // 0250 |
| } // 0300 |
| nop(); // 0350 |
| while (true) { // 0400 |
| nop(); // 0450 |
| break; // 0500 |
| nop(); // 0550 |
| } // 0600 |
| nop(); // 0650 |
| while (true) { // 0700 |
| nop(); // 0750 |
| return; // 0800 |
| nop(); // 0850 |
| } // 0900 |
| nop(); // 0950 |
| }() // 1000 |
| `, |
| [{"start":0,"end":1049,"count":1}, |
| {"start":1,"end":1001,"count":1}, |
| {"start":117,"end":303,"count":10}, |
| {"start":213,"end":303,"count":0}, |
| {"start":510,"end":603,"count":0}, |
| {"start":811,"end":1000,"count":0}] |
| ); |
| |
| TestCoverage( |
| "do-while statement (early return)", |
| ` |
| !function() { // 0000 |
| let i = 0; // 0050 |
| do { // 0100 |
| i++; // 0150 |
| continue; // 0200 |
| nop(); // 0250 |
| } while (i < 10); // 0300 |
| nop(); // 0350 |
| do { // 0400 |
| nop(); // 0450 |
| break; // 0500 |
| nop(); // 0550 |
| } while (true); // 0600 |
| nop(); // 0650 |
| do { // 0700 |
| nop(); // 0750 |
| return; // 0800 |
| nop(); // 0850 |
| } while (true); // 0900 |
| nop(); // 0950 |
| }() // 1000 |
| `, |
| [{"start":0,"end":1049,"count":1}, |
| {"start":1,"end":1001,"count":1}, |
| {"start":105,"end":303,"count":10}, |
| {"start":213,"end":303,"count":0}, |
| {"start":510,"end":603,"count":0}, |
| {"start":811,"end":1000,"count":0}] |
| ); |
| |
| TestCoverage( |
| "return statements", |
| ` |
| !function() { nop(); return; nop(); }(); // 0000 |
| !function() { nop(); return 42; // 0050 |
| nop(); }(); // 0100 |
| `, |
| [{"start":0,"end":149,"count":1}, |
| {"start":1,"end":37,"count":1}, |
| {"start":28,"end":36,"count":0}, |
| {"start":51,"end":122,"count":1}, |
| {"start":81,"end":121,"count":0}] |
| ); |
| |
| TestCoverage( |
| "try/catch/finally statements", |
| ` |
| !function() { // 0000 |
| try { nop(); } catch (e) { nop(); } // 0050 |
| try { nop(); } finally { nop(); } // 0100 |
| try { // 0150 |
| try { throw 42; } catch (e) { nop(); }// 0200 |
| } catch (e) { nop(); } // 0250 |
| try { // 0300 |
| try { throw 42; } finally { nop(); } // 0350 |
| } catch (e) { nop(); } // 0400 |
| try { // 0450 |
| throw 42; // 0500 |
| } catch (e) { // 0550 |
| nop(); // 0600 |
| } finally { // 0650 |
| nop(); // 0700 |
| } // 0750 |
| }(); // 0800 |
| `, |
| [{"start":0,"end":849,"count":1}, |
| {"start":1,"end":801,"count":1}, |
| {"start":67,"end":87,"count":0}, |
| {"start":254,"end":274,"count":0}] |
| ); |
| |
| TestCoverage("try/catch/finally statements with early return", |
| ` |
| !function() { // 0000 |
| try { throw 42; } catch (e) { return; } // 0050 |
| nop(); // 0100 |
| }(); // 0150 |
| !function() { // 0200 |
| try { throw 42; } catch (e) {} // 0250 |
| finally { return; } // 0300 |
| nop(); // 0350 |
| }(); // 0400 |
| `, |
| [{"start":0,"end":449,"count":1}, |
| {"start":1,"end":151,"count":1}, |
| {"start":91,"end":150,"count":0}, |
| {"start":201,"end":401,"count":1}, |
| {"start":321,"end":400,"count":0}] |
| ); |
| |
| TestCoverage( |
| "early return in blocks", |
| ` |
| !function() { // 0000 |
| try { throw 42; } catch (e) { return; } // 0050 |
| nop(); // 0100 |
| }(); // 0150 |
| !function() { // 0200 |
| try { nop(); } finally { return; } // 0250 |
| nop(); // 0300 |
| }(); // 0350 |
| !function() { // 0400 |
| { // 0450 |
| let x = 42; // 0500 |
| return () => x; // 0550 |
| } // 0600 |
| nop(); // 0650 |
| }(); // 0700 |
| !function() { // 0750 |
| try { throw 42; } catch (e) { // 0800 |
| return; // 0850 |
| nop(); // 0900 |
| } // 0950 |
| nop(); // 1000 |
| }(); // 1050 |
| `, |
| [{"start":0,"end":1099,"count":1}, |
| {"start":1,"end":151,"count":1}, |
| {"start":91,"end":150,"count":0}, |
| {"start":201,"end":351,"count":1}, |
| {"start":286,"end":350,"count":0}, |
| {"start":401,"end":701,"count":1}, |
| {"start":603,"end":700,"count":0}, |
| {"start":561,"end":568,"count":0}, |
| {"start":751,"end":1051,"count":1}, |
| {"start":861,"end":1050,"count":0}] |
| ); |
| |
| TestCoverage( |
| "switch statements", |
| ` |
| !function() { // 0000 |
| var x = 42; // 0050 |
| switch (x) { // 0100 |
| case 41: nop(); break; // 0150 |
| case 42: nop(); break; // 0200 |
| default: nop(); break; // 0250 |
| } // 0300 |
| }(); // 0350 |
| `, |
| [{"start":0,"end":399,"count":1}, |
| {"start":1,"end":351,"count":1}, |
| {"start":154,"end":176,"count":0}, |
| {"start":254,"end":276,"count":0}] |
| ); |
| |
| TestCoverage( |
| "labeled break statements", |
| ` |
| !function() { // 0000 |
| var x = 42; // 0050 |
| l0: switch (x) { // 0100 |
| case 41: return; // 0150 |
| case 42: // 0200 |
| switch (x) { case 42: break l0; } // 0250 |
| break; // 0300 |
| } // 0350 |
| l1: for (;;) { // 0400 |
| for (;;) break l1; // 0450 |
| } // 0500 |
| l2: while (true) { // 0550 |
| while (true) break l2; // 0600 |
| } // 0650 |
| l3: do { // 0700 |
| do { break l3; } while (true); // 0750 |
| } while (true); // 0800 |
| l4: { break l4; } // 0850 |
| l5: for (;;) for (;;) break l5; // 0900 |
| }(); // 0950 |
| `, |
| [{"start":0,"end":999,"count":1}, |
| {"start":1,"end":951,"count":1}, |
| {"start":152,"end":168,"count":0}, |
| {"start":287,"end":310,"count":0}] |
| ); |
| |
| TestCoverage( |
| "labeled continue statements", |
| ` |
| !function() { // 0000 |
| l0: for (var i0 = 0; i0 < 2; i0++) { // 0050 |
| for (;;) continue l0; // 0100 |
| } // 0150 |
| var i1 = 0; // 0200 |
| l1: while (i1 < 2) { // 0250 |
| i1++; // 0300 |
| while (true) continue l1; // 0350 |
| } // 0400 |
| var i2 = 0; // 0450 |
| l2: do { // 0500 |
| i2++; // 0550 |
| do { continue l2; } while (true); // 0600 |
| } while (i2 < 2); // 0650 |
| }(); // 0700 |
| `, |
| [{"start":0,"end":749,"count":1}, |
| {"start":1,"end":701,"count":1}, |
| {"start":87,"end":153,"count":2}, |
| {"start":271,"end":403,"count":2}, |
| {"start":509,"end":653,"count":2}] |
| ); |
| |
| TestCoverage( |
| "conditional expressions", |
| ` |
| var TRUE = true; // 0000 |
| var FALSE = false; // 0050 |
| !function() { // 0100 |
| TRUE ? nop() : nop(); // 0150 |
| true ? nop() : nop(); // 0200 |
| false ? nop() : nop(); // 0250 |
| FALSE ? TRUE ? nop() // 0300 |
| : nop() // 0350 |
| : nop(); // 0400 |
| TRUE ? FALSE ? nop() // 0450 |
| : nop() // 0500 |
| : nop(); // 0550 |
| TRUE ? nop() : FALSE ? nop() // 0600 |
| : nop(); // 0650 |
| FALSE ? nop() : TRUE ? nop() // 0700 |
| : nop(); // 0750 |
| }(); // 0800 |
| `, |
| [{"start":0,"end":849,"count":1}, |
| {"start":101,"end":801,"count":1}, |
| {"start":165,"end":172,"count":0}, |
| {"start":215,"end":222,"count":0}, |
| {"start":258,"end":265,"count":0}, |
| {"start":308,"end":372,"count":0}, |
| {"start":465,"end":472,"count":0}, |
| {"start":557,"end":564,"count":0}, |
| {"start":615,"end":680,"count":0}, |
| {"start":708,"end":715,"count":0}, |
| {"start":773,"end":780,"count":0}] |
| ); |
| |
| TestCoverage( |
| "yield expressions", |
| ` |
| const it = function*() { // 0000 |
| yield nop(); // 0050 |
| yield nop() ? nop() : nop() // 0100 |
| return nop(); // 0150 |
| }(); // 0200 |
| it.next(); it.next(); // 0250 |
| `, |
| [{"start":0,"end":299,"count":1}, |
| {"start":11,"end":201,"count":1}, |
| {"start":114,"end":121,"count":0}, |
| {"start":129,"end":200,"count":0}] |
| ); |
| |
| TestCoverage( |
| "yield expressions twice", |
| ` |
| function* gen() { // 0000 |
| yield nop(); // 0050 |
| yield nop() ? nop() : nop() // 0100 |
| return nop(); // 0150 |
| }; // 0200 |
| {const it = gen(); it.next(); it.next();} // 0250 |
| {const it = gen(); it.next(); it.next();} // 0300 |
| `, |
| [{"start":0,"end":349,"count":1}, |
| {"start":0,"end":201,"count":2}, |
| {"start":114,"end":121,"count":0}, |
| {"start":129,"end":200,"count":0}] |
| ); |
| |
| TestCoverage( |
| "yield expressions (.return and .throw)", |
| ` |
| const it0 = function*() { // 0000 |
| yield 1; yield 2; yield 3; // 0050 |
| }(); // 0100 |
| it0.next(); it0.return(); // 0150 |
| try { // 0200 |
| const it1 = function*() { // 0250 |
| yield 1; yield 2; yield 3; // 0300 |
| }(); // 0350 |
| it1.next(); it1.throw(); // 0400 |
| } catch (e) {} // 0450 |
| `, |
| [{"start":0,"end":499,"count":1}, |
| {"start":12,"end":101,"count":1}, |
| {"start":60,"end":100,"count":0}, |
| {"start":264,"end":353,"count":1}, |
| {"start":312,"end":352,"count":0}] |
| ); |
| |
| TestCoverage("yield expressions (.return and try/catch/finally)", |
| ` |
| const it = function*() { // 0000 |
| try { // 0050 |
| yield 1; yield 2; yield 3; // 0100 |
| } catch (e) { // 0150 |
| nop(); // 0200 |
| } finally { nop(); } // 0250 |
| yield 4; // 0300 |
| }(); // 0350 |
| it.next(); it.return(); // 0450 |
| `, |
| [{"start":0,"end":449,"count":1}, |
| {"start":11,"end":351,"count":1}, |
| {"start":112,"end":254,"count":0}, |
| {"start":272,"end":350,"count":0}] |
| ); |
| |
| TestCoverage("yield expressions (.throw and try/catch/finally)", |
| ` |
| const it = function*() { // 0000 |
| try { // 0050 |
| yield 1; yield 2; yield 3; // 0100 |
| } catch (e) { // 0150 |
| nop(); // 0200 |
| } finally { nop(); } // 0250 |
| yield 4; // 0300 |
| }(); // 0350 |
| it.next(); it.throw(42); // 0550 |
| `, |
| [{"start":0,"end":449,"count":1}, |
| {"start":11,"end":351,"count":1}, |
| {"start":112,"end":154,"count":0}, |
| {"start":310,"end":350,"count":0}] |
| ); |
| |
| TestCoverage( |
| "yield* expressions", |
| ` |
| const it = function*() { // 0000 |
| yield* gen(); // 0050 |
| yield* nop() ? gen() : gen() // 0100 |
| return gen(); // 0150 |
| }(); // 0200 |
| it.next(); it.next(); it.next(); // 0250 |
| it.next(); it.next(); it.next(); // 0300 |
| `, |
| [{"start":0,"end":349,"count":1}, |
| {"start":11,"end":201,"count":1}, |
| {"start":115,"end":122,"count":0}, |
| {"start":130,"end":200,"count":0}] |
| ); |
| |
| TestCoverage( |
| "yield* expressions (.return and .throw)", |
| ` |
| const it0 = function*() { // 0000 |
| yield* gen(); yield* gen(); yield 3; // 0050 |
| }(); // 0100 |
| it0.next(); it0.return(); // 0150 |
| try { // 0200 |
| const it1 = function*() { // 0250 |
| yield* gen(); yield* gen(); yield 3; // 0300 |
| }(); // 0350 |
| it1.next(); it1.throw(); // 0400 |
| } catch (e) {} // 0450 |
| `, |
| [{"start":0,"end":499,"count":1}, |
| {"start":12,"end":101,"count":1}, |
| {"start":65,"end":100,"count":0}, |
| {"start":264,"end":353,"count":1}, |
| {"start":317,"end":352,"count":0}] |
| ); |
| |
| TestCoverage( |
| "LogicalOrExpression assignment", |
| ` |
| const a = true || 99 // 0000 |
| function b () { // 0050 |
| const b = a || 2 // 0100 |
| } // 0150 |
| b() // 0200 |
| b() // 0250 |
| `, |
| [{"start":0,"end":299,"count":1}, |
| {"start":15,"end":20,"count":0}, |
| {"start":50,"end":151,"count":2}, |
| {"start":114,"end":118,"count":0}] |
| ); |
| |
| TestCoverage( |
| "LogicalOrExpression IsTest()", |
| ` |
| true || false // 0000 |
| const a = 99 // 0050 |
| a || 50 // 0100 |
| const b = false // 0150 |
| if (b || true) {} // 0200 |
| `, |
| [{"start":0,"end":249,"count":1}, |
| {"start":5,"end":13,"count":0}, |
| {"start":102,"end":107,"count":0}]); |
| |
| TestCoverage( |
| "LogicalAndExpression assignment", |
| ` |
| const a = false && 99 // 0000 |
| function b () { // 0050 |
| const b = a && 2 // 0100 |
| } // 0150 |
| b() // 0200 |
| b() // 0250 |
| const c = true && 50 // 0300 |
| `, |
| [{"start":0,"end":349,"count":1}, |
| {"start":16,"end":21,"count":0}, |
| {"start":50,"end":151,"count":2}, |
| {"start":114,"end":118,"count":0}] |
| ); |
| |
| TestCoverage( |
| "LogicalAndExpression IsTest()", |
| ` |
| false && true // 0000 |
| const a = 0 // 0050 |
| a && 50 // 0100 |
| const b = true // 0150 |
| if (b && true) {} // 0200 |
| true && true // 0250 |
| `, |
| [{"start":0,"end":299,"count":1}, |
| {"start":6,"end":13,"count":0}, |
| {"start":102,"end":107,"count":0}]); |
| |
| TestCoverage( |
| "NaryLogicalOr assignment", |
| ` |
| const a = true // 0000 |
| const b = false // 0050 |
| const c = false || false || 99 // 0100 |
| const d = false || true || 99 // 0150 |
| const e = true || true || 99 // 0200 |
| const f = b || b || 99 // 0250 |
| const g = b || a || 99 // 0300 |
| const h = a || a || 99 // 0350 |
| const i = a || (b || c) || d // 0400 |
| `, |
| [{"start":0,"end":449,"count":1}, |
| {"start":174,"end":179,"count":0}, |
| {"start":215,"end":222,"count":0}, |
| {"start":223,"end":228,"count":0}, |
| {"start":317,"end":322,"count":0}, |
| {"start":362,"end":366,"count":0}, |
| {"start":367,"end":372,"count":0}, |
| {"start":412,"end":423,"count":0}, |
| {"start":424,"end":428,"count":0}]); |
| |
| TestCoverage( |
| "NaryLogicalOr IsTest()", |
| ` |
| const a = true // 0000 |
| const b = false // 0050 |
| false || false || 99 // 0100 |
| false || true || 99 // 0150 |
| true || true || 99 // 0200 |
| b || b || 99 // 0250 |
| b || a || 99 // 0300 |
| a || a || 99 // 0350 |
| `, |
| [{"start":0,"end":399,"count":1}, |
| {"start":164,"end":169,"count":0}, |
| {"start":205,"end":212,"count":0}, |
| {"start":213,"end":218,"count":0}, |
| {"start":307,"end":312,"count":0}, |
| {"start":352,"end":356,"count":0}, |
| {"start":357,"end":362,"count":0}]); |
| |
| TestCoverage( |
| "NaryLogicalAnd assignment", |
| ` |
| const a = true // 0000 |
| const b = false // 0050 |
| const c = false && false && 99 // 0100 |
| const d = false && true && 99 // 0150 |
| const e = true && true && 99 // 0200 |
| const f = true && false || true // 0250 |
| const g = true || false && true // 0300 |
| `, |
| [{"start":0,"end":349,"count":1}, |
| {"start":116,"end":124,"count":0}, |
| {"start":125,"end":130,"count":0}, |
| {"start":166,"end":173,"count":0}, |
| {"start":174,"end":179,"count":0}, |
| {"start":315,"end":331,"count":0} |
| ]); |
| |
| TestCoverage( |
| "NaryLogicalAnd IsTest()", |
| ` |
| const a = true // 0000 |
| const b = false // 0050 |
| false && false && 99 // 0100 |
| false && true && 99 // 0150 |
| true && true && 99 // 0200 |
| true && false || true // 0250 |
| true || false && true // 0300 |
| false || false || 99 || 55 // 0350 |
| `, |
| [{"start":0,"end":399,"count":1}, |
| {"start":106,"end":114,"count":0}, |
| {"start":115,"end":120,"count":0}, |
| {"start":156,"end":163,"count":0}, |
| {"start":164,"end":169,"count":0}, |
| {"start":305,"end":321,"count":0}, |
| {"start":371,"end":376,"count":0}]); |
| |
| // see regression: https://bugs.chromium.org/p/chromium/issues/detail?id=785778 |
| TestCoverage( |
| "logical expressions + conditional expressions", |
| ` |
| const a = true // 0000 |
| const b = 99 // 0050 |
| const c = false // 0100 |
| const d = '' // 0150 |
| const e = a && (b ? 'left' : 'right') // 0200 |
| const f = a || (b ? 'left' : 'right') // 0250 |
| const g = c || d ? 'left' : 'right' // 0300 |
| const h = a && b && (b ? 'left' : 'right')// 0350 |
| const i = d || c || (c ? 'left' : 'right')// 0400 |
| `, |
| [{"start":0,"end":449,"count":1}, |
| {"start":227,"end":236,"count":0}, |
| {"start":262,"end":287,"count":0}, |
| {"start":317,"end":325,"count":0}, |
| {"start":382,"end":391,"count":0}, |
| {"start":423,"end":431,"count":0} |
| ]); |
| |
| TestCoverage( |
| "https://crbug.com/827530", |
| ` |
| Util = {}; // 0000 |
| Util.escape = function UtilEscape(str) { // 0050 |
| if (!str) { // 0100 |
| return 'if'; // 0150 |
| } else { // 0200 |
| return 'else'; // 0250 |
| } // 0300 |
| }; // 0350 |
| Util.escape("foo.bar"); // 0400 |
| `, |
| [{"start":0,"end":449,"count":1}, |
| {"start":64,"end":351,"count":1}, |
| {"start":112,"end":203,"count":0}] |
| ); |
| |
| TestCoverage( |
| "https://crbug.com/v8/8237", |
| ` |
| !function() { // 0000 |
| if (true) // 0050 |
| while (false) return; else nop(); // 0100 |
| }(); // 0150 |
| !function() { // 0200 |
| if (true) l0: { break l0; } else // 0250 |
| if (nop()) { } // 0300 |
| }(); // 0350 |
| !function() { // 0400 |
| if (true) { if (false) { return; } // 0450 |
| } else if (nop()) { } }(); // 0500 |
| !function(){ // 0550 |
| if(true)while(false)return;else nop() // 0600 |
| }(); // 0650 |
| !function(){ // 0700 |
| if(true) l0:{break l0}else if (nop()){} // 0750 |
| }(); // 0800 |
| !function(){ // 0850 |
| if(true){if(false){return}}else // 0900 |
| if(nop()){} // 0950 |
| }(); // 1000 |
| `, |
| [{"start":0,"end":1049,"count":1}, |
| {"start":1,"end":151,"count":1}, |
| {"start":118,"end":137,"count":0}, |
| {"start":201,"end":351,"count":1}, |
| {"start":279,"end":318,"count":0}, |
| {"start":401,"end":525,"count":1}, |
| {"start":475,"end":486,"count":0}, |
| {"start":503,"end":523,"count":0}, |
| {"start":551,"end":651,"count":1}, |
| {"start":622,"end":639,"count":0}, |
| {"start":701,"end":801,"count":1}, |
| {"start":774,"end":791,"count":0}, |
| {"start":851,"end":1001,"count":1}, |
| {"start":920,"end":928,"count":0}, |
| {"start":929,"end":965,"count":0}] |
| ); |
| |
| TestCoverage( |
| "terminal break statement", |
| ` |
| while (true) { // 0000 |
| const b = false // 0050 |
| break // 0100 |
| } // 0150 |
| let stop = false // 0200 |
| while (true) { // 0250 |
| if (stop) { // 0300 |
| break // 0350 |
| } // 0400 |
| stop = true // 0450 |
| } // 0500 |
| `, |
| [{"start":0,"end":549,"count":1}, |
| {"start":263,"end":501,"count":2}, |
| {"start":312,"end":501,"count":1}] |
| ); |
| |
| TestCoverage( |
| "terminal return statement", |
| ` |
| function a () { // 0000 |
| const b = false // 0050 |
| return 1 // 0100 |
| } // 0150 |
| const b = (early) => { // 0200 |
| if (early) { // 0250 |
| return 2 // 0300 |
| } // 0350 |
| return 3 // 0400 |
| } // 0450 |
| const c = () => { // 0500 |
| if (true) { // 0550 |
| return // 0600 |
| } // 0650 |
| } // 0700 |
| a(); b(false); b(true); c() // 0750 |
| `, |
| [{"start":0,"end":799,"count":1}, |
| {"start":0,"end":151,"count":1}, |
| {"start":210,"end":451,"count":2}, |
| {"start":263,"end":450,"count":1}, |
| {"start":510,"end":701,"count":1}] |
| ); |
| |
| TestCoverage( |
| "terminal blocks", |
| ` |
| function a () { // 0000 |
| { // 0050 |
| return 'a' // 0100 |
| } // 0150 |
| } // 0200 |
| function b () { // 0250 |
| { // 0300 |
| { // 0350 |
| return 'b' // 0400 |
| } // 0450 |
| } // 0500 |
| } // 0550 |
| a(); b() // 0600 |
| `, |
| [{"start":0,"end":649,"count":1}, |
| {"start":0,"end":201,"count":1}, |
| {"start":250,"end":551,"count":1}] |
| ); |
| |
| TestCoverage( |
| "terminal if statements", |
| ` |
| function a (branch) { // 0000 |
| if (branch) { // 0050 |
| return 'a' // 0100 |
| } else { // 0150 |
| return 'b' // 0200 |
| } // 0250 |
| } // 0300 |
| function b (branch) { // 0350 |
| if (branch) { // 0400 |
| if (branch) { // 0450 |
| return 'c' // 0500 |
| } // 0550 |
| } // 0600 |
| } // 0650 |
| function c (branch) { // 0700 |
| if (branch) { // 0750 |
| return 'c' // 0800 |
| } else { // 0850 |
| return 'd' // 0900 |
| } // 0950 |
| } // 1000 |
| function d (branch) { // 1050 |
| if (branch) { // 1100 |
| if (!branch) { // 1150 |
| return 'e' // 1200 |
| } else { // 1250 |
| return 'f' // 1300 |
| } // 1350 |
| } else { // 1400 |
| // noop // 1450 |
| } // 1500 |
| } // 1550 |
| a(true); a(false); b(true); b(false) // 1600 |
| c(true); d(true); // 1650 |
| `, |
| [{"start":0,"end":1699,"count":1}, |
| {"start":0,"end":301,"count":2}, |
| {"start":64,"end":253,"count":1}, |
| {"start":350,"end":651,"count":2}, |
| {"start":414,"end":603,"count":1}, |
| {"start":700,"end":1001,"count":1}, |
| {"start":853,"end":953,"count":0}, |
| {"start":1050,"end":1551,"count":1}, |
| {"start":1167,"end":1255,"count":0}, |
| {"start":1403,"end":1503,"count":0}] |
| ); |
| |
| TestCoverage( |
| "https://crbug.com/927464", |
| ` |
| !function f() { // 0000 |
| function unused() { nop(); } // 0050 |
| nop(); // 0100 |
| }(); // 0150 |
| `, |
| [{"start":0,"end":199,"count":1}, |
| {"start":1,"end":151,"count":1}, |
| {"start":52,"end":80,"count":0}] |
| ); |
| |
| TestCoverage( |
| "https://crbug.com/v8/8691", |
| ` |
| function f(shouldThrow) { // 0000 |
| if (shouldThrow) { // 0050 |
| throw Error('threw') // 0100 |
| } // 0150 |
| } // 0200 |
| try { // 0250 |
| f(true) // 0300 |
| } catch (err) { // 0350 |
| // 0400 |
| } // 0450 |
| try { // 0500 |
| f(false) // 0550 |
| } catch (err) {} // 0600 |
| `, |
| [{"start":0,"end":649,"count":1}, |
| {"start":602,"end":616,"count":0}, |
| {"start":0,"end":201,"count":2}, |
| {"start":69,"end":153,"count":1}] |
| ); |
| |
| TestCoverage( |
| "https://crbug.com/v8/9705", |
| ` |
| function f(x) { // 0000 |
| switch (x) { // 0050 |
| case 40: nop(); // 0100 |
| case 41: nop(); return 1; // 0150 |
| case 42: nop(); break; // 0200 |
| } // 0250 |
| return 3; // 0300 |
| }; // 0350 |
| f(40); // 0400 |
| f(41); // 0450 |
| f(42); // 0500 |
| f(43); // 0550 |
| `, |
| [{"start":0,"end":599,"count":1}, |
| {"start":0,"end":351,"count":4}, |
| {"start":104,"end":119,"count":1}, |
| {"start":154,"end":179,"count":2}, |
| {"start":204,"end":226,"count":1}, |
| {"start":253,"end":350,"count":2}] |
| ); |
| |
| TestCoverage( |
| "https://crbug.com/v8/9705", |
| ` |
| function f(x) { // 0000 |
| switch (x) { // 0050 |
| case 40: nop(); // 0100 |
| case 41: nop(); return 1; // 0150 |
| case 42: nop(); break; // 0200 |
| } // 0250 |
| return 3; // 0300 |
| }; // 0350 |
| f(42); // 0400 |
| f(43); // 0450 |
| `, |
| [{"start":0,"end":499,"count":1}, |
| {"start":0,"end":351,"count":2}, |
| {"start":104,"end":119,"count":0}, |
| {"start":154,"end":179,"count":0}, |
| {"start":204,"end":226,"count":1}] |
| ); |
| |
| TestCoverage( |
| "https://crbug.com/v8/9857", |
| `function foo() {}`, |
| [{"start":0,"end":17,"count":1}, |
| {"start":0,"end":17,"count":0}] |
| ); |
| |
| TestCoverage( |
| "https://crbug.com/v8/9857", |
| `function foo() {function bar() {}}; foo()`, |
| [{"start":0,"end":41,"count":1}, |
| {"start":0,"end":34,"count":1}, |
| {"start":16,"end":33,"count":0}] |
| ); |
| |
| TestCoverage( |
| "https://crbug.com/v8/9952", |
| ` |
| function test(foo = "foodef") { // 0000 |
| return {bar}; // 0050 |
| // 0100 |
| function bar() { // 0150 |
| console.log("test"); // 0200 |
| } // 0250 |
| } // 0300 |
| test().bar(); // 0350 |
| `, |
| [{"start":0,"end":399,"count":1}, |
| {"start":0,"end":301,"count":1}, |
| {"start":152,"end":253,"count":1}]); |
| |
| TestCoverage( |
| "https://crbug.com/v8/9952", |
| ` |
| function test(foo = (()=>{})) { // 0000 |
| return {foo}; // 0050 |
| } // 0100 |
| // 0150 |
| test(()=>{}).foo(); // 0200 |
| `, |
| [{"start":0,"end":249,"count":1}, |
| {"start":0,"end":101,"count":1}, |
| {"start":21,"end":27,"count":0}, |
| {"start":205,"end":211,"count":1}] |
| ); |
| |
| TestCoverage( |
| "https://crbug.com/v8/10030 - original", |
| ` |
| function a (shouldThrow) { // 0000 |
| try { // 0050 |
| if (shouldThrow) // 0100 |
| throw Error('I threw!'); // 0150 |
| return 'I ran'; // 0200 |
| } catch(e) { // 0250 |
| console.info('caught'); // 0300 |
| } // 0350 |
| } // 0400 |
| a(false); // 0450 |
| a(true); // 0500 |
| `, |
| [{"start":0,"end":549,"count":1}, |
| {"start":0,"end":401,"count":2}, |
| {"start":156,"end":353,"count":1}] |
| ); |
| |
| TestCoverage( |
| "https://crbug.com/v8/10030 - only throw", |
| ` |
| function a (shouldThrow) { // 0000 |
| try { // 0050 |
| if (shouldThrow) // 0100 |
| throw Error('I threw!'); // 0150 |
| return 'I ran'; // 0200 |
| } catch(e) { // 0250 |
| console.info('caught'); // 0300 |
| } // 0350 |
| } // 0400 |
| a(true); // 0450 |
| `, |
| [{"start":0,"end":499,"count":1}, |
| {"start":0,"end":401,"count":1}, |
| {"start":180,"end":254,"count":0}] |
| ); |
| |
| TestCoverage( |
| "https://crbug.com/v8/10030 - finally", |
| ` |
| function a (shouldThrow) { // 0000 |
| try { // 0050 |
| return 'I ran'; // 0100 |
| } finally { // 0150 |
| console.info('finally'); // 0200 |
| } // 0250 |
| } // 0300 |
| a(false); // 0350 |
| a(true); // 0400 |
| `, |
| [{"start":0,"end":449,"count":1}, |
| {"start":0,"end":301,"count":2}]); |
| |
| TestCoverage( |
| "https://crbug.com/v8/10030 - catch & finally", |
| ` |
| function a (shouldThrow) { // 0000 |
| try { // 0050 |
| return 'I ran'; // 0100 |
| } catch (e) { // 0150 |
| console.info('caught'); // 0200 |
| } finally { // 0250 |
| console.info('finally'); // 0300 |
| } // 0350 |
| } // 0400 |
| a(false); // 0450 |
| a(true); // 0500 |
| `, |
| [{"start":0,"end":549,"count":1}, |
| {"start":0,"end":401,"count":2}, |
| {"start":154,"end":254,"count":0}]); |
| |
| %DebugToggleBlockCoverage(false); |
