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comparison: js/src/jit-test/tests/debug/Object-evalInGlobal-04.js
js/src/jit-test/tests/debug/Object-evalInGlobal-04.js
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| -1:000000000000 | 0:277850b27ac2 |
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| 1 // Debugger.Object.prototype.evalInGlobal: nested evals | |
| 2 | |
| 3 var g = newGlobal(); | |
| 4 var dbg = new Debugger; | |
| 5 var gw = dbg.addDebuggee(g); | |
| 6 | |
| 7 assertEq(gw.evalInGlobal("eval('\"Awake\"');").return, "Awake"); | |
| 8 | |
| 9 // Evaluating non-strict-mode code uses the given global as its variable | |
| 10 // environment. | |
| 11 g.x = "Swing Lo Magellan"; | |
| 12 g.y = "The Milk-Eyed Mender"; | |
| 13 assertEq(gw.evalInGlobal("eval('var x = \"A Brief History of Love\"');\n" | |
| 14 + "var y = 'Merriweather Post Pavilion';" | |
| 15 + "x;").return, | |
| 16 "A Brief History of Love"); | |
| 17 assertEq(g.x, "A Brief History of Love"); | |
| 18 assertEq(g.y, "Merriweather Post Pavilion"); | |
| 19 | |
| 20 // As above, but notice that we still create bindings on the global, even | |
| 21 // when we've interposed a new environment via 'withBindings'. | |
| 22 g.x = "Swing Lo Magellan"; | |
| 23 g.y = "The Milk-Eyed Mender"; | |
| 24 assertEq(gw.evalInGlobalWithBindings("eval('var x = d1;'); var y = d2; x;", | |
| 25 { d1: "A Brief History of Love", | |
| 26 d2: "Merriweather Post Pavilion" }).return, | |
| 27 "A Brief History of Love"); | |
| 28 assertEq(g.x, "A Brief History of Love"); | |
| 29 assertEq(g.y, "Merriweather Post Pavilion"); | |
| 30 | |
| 31 | |
| 32 // Strict mode code variants of the above: | |
| 33 | |
| 34 // Evaluating strict-mode code uses a fresh call object as its variable environment. | |
| 35 // Also, calls to eval from strict-mode code run the eval code in a fresh | |
| 36 // call object. | |
| 37 g.x = "Swing Lo Magellan"; | |
| 38 g.y = "The Milk-Eyed Mender"; | |
| 39 assertEq(gw.evalInGlobal("\'use strict\';\n" | |
| 40 + "eval('var x = \"A Brief History of Love\"');\n" | |
| 41 + "var y = \"Merriweather Post Pavilion\";" | |
| 42 + "x;").return, | |
| 43 "Swing Lo Magellan"); | |
| 44 assertEq(g.x, "Swing Lo Magellan"); | |
| 45 assertEq(g.y, "The Milk-Eyed Mender"); | |
| 46 | |
| 47 // Introducing a bindings object shouldn't change this behavior. | |
| 48 g.x = "Swing Lo Magellan"; | |
| 49 g.y = "The Milk-Eyed Mender"; | |
| 50 assertEq(gw.evalInGlobalWithBindings("'use strict'; eval('var x = d1;'); var y = d2; x;", | |
| 51 { d1: "A Brief History of Love", | |
| 52 d2: "Merriweather Post Pavilion" }).return, | |
| 53 "Swing Lo Magellan"); | |
| 54 assertEq(g.x, "Swing Lo Magellan"); | |
| 55 assertEq(g.y, "The Milk-Eyed Mender"); |
