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Diffstat (limited to 'deps/v8/test/mjsunit/debug-stepout-scope.js')
| -rw-r--r-- | deps/v8/test/mjsunit/debug-stepout-scope.js | 423 |
1 files changed, 423 insertions, 0 deletions
diff --git a/deps/v8/test/mjsunit/debug-stepout-scope.js b/deps/v8/test/mjsunit/debug-stepout-scope.js new file mode 100644 index 000000000..9c040da93 --- /dev/null +++ b/deps/v8/test/mjsunit/debug-stepout-scope.js @@ -0,0 +1,423 @@ +// 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: --expose-debug-as debug --expose-natives-as=builtins + +// Check that the ScopeIterator can properly recreate the scope at +// every point when stepping through functions. + +var Debug = debug.Debug; + +function listener(event, exec_state, event_data, data) { + if (event == Debug.DebugEvent.Break) { + // Access scope details. + var scope_count = exec_state.frame().scopeCount(); + for (var i = 0; i < scope_count; i++) { + var scope = exec_state.frame().scope(i); + // assertTrue(scope.isScope()); + scope.scopeType(); + scope.scopeObject(); + } + + // Do steps until we reach the global scope again. + if (true) { + exec_state.prepareStep(Debug.StepAction.StepInMin, 1); + } + } +} + +Debug.setListener(listener); + + +function test1() { + debugger; + with ({x:1}) { + x = 2; + } +} +test1(); + + +function test2() { + if (true) { + with ({}) { + debugger; + } + } else { + with ({}) { + return 10; + } + } +} +test2(); + + +function test3() { + if (true) { + debugger; + } else { + with ({}) { + return 10; + } + } +} +test3(); + + +function test4() { + debugger; + with ({x:1}) x = 1 +} +test4(); + + +function test5() { + debugger; + var dummy = 1; + with ({}) { + with ({}) { + dummy = 2; + } + } + dummy = 3; +} +test5(); + + +function test6() { + debugger; + try { + throw 'stuff'; + } catch (e) { + e = 1; + } +} +test6(); + + +function test7() { + debugger; + function foo() {} +} +test7(); + + +function test8() { + debugger; + (function foo() {})(); +} +test8(); + + +var q = 42; +var prefixes = [ "debugger; ", + "if (false) { try { throw 0; } catch(x) { return x; } }; debugger; " ]; +var bodies = [ "1", + "1 ", + "1;", + "1; ", + "q", + "q ", + "q;", + "q; ", + "try { throw 'stuff' } catch (e) { e = 1; }", + "try { throw 'stuff' } catch (e) { e = 1; } ", + "try { throw 'stuff' } catch (e) { e = 1; };", + "try { throw 'stuff' } catch (e) { e = 1; }; " ]; +var with_bodies = [ "with ({}) {}", + "with ({x:1}) x", + "with ({x:1}) x = 1", + "with ({x:1}) x ", + "with ({x:1}) x = 1 ", + "with ({x:1}) x;", + "with ({x:1}) x = 1;", + "with ({x:1}) x; ", + "with ({x:1}) x = 1; " ]; + + +function test9() { + debugger; + for (var i = 0; i < prefixes.length; ++i) { + var pre = prefixes[i]; + for (var j = 0; j < bodies.length; ++j) { + var body = bodies[j]; + eval(pre + body); + eval("'use strict'; " + pre + body); + } + for (var j = 0; j < with_bodies.length; ++j) { + var body = with_bodies[j]; + eval(pre + body); + } + } +} +test9(); + + +function test10() { + debugger; + with ({}) { + return 10; + } +} +test10(); + + +function test11() { + debugger; + try { + throw 'stuff'; + } catch (e) { + return 10; + } +} +test11(); + + +// Test global eval and function constructor. +for (var i = 0; i < prefixes.length; ++i) { + var pre = prefixes[i]; + for (var j = 0; j < bodies.length; ++j) { + var body = bodies[j]; + eval(pre + body); + eval("'use strict'; " + pre + body); + Function(pre + body)(); + } + for (var j = 0; j < with_bodies.length; ++j) { + var body = with_bodies[j]; + eval(pre + body); + Function(pre + body)(); + } +} + + +try { + with({}) { + debugger; + eval("{}$%:^"); + } +} catch(e) { + nop(); +} + +// Return from function constructed with Function constructor. +var anon = 12; +for (var i = 0; i < prefixes.length; ++i) { + var pre = prefixes[i]; + Function(pre + "return 42")(); + Function(pre + "return 42 ")(); + Function(pre + "return 42;")(); + Function(pre + "return 42; ")(); + Function(pre + "return anon")(); + Function(pre + "return anon ")(); + Function(pre + "return anon;")(); + Function(pre + "return anon; ")(); +} + + +function nop() {} + + +function stress() { + debugger; + + L: with ({x:12}) { + break L; + } + + + with ({x: 'outer'}) { + label: { + with ({x: 'inner'}) { + break label; + } + } + } + + + with ({x: 'outer'}) { + label: { + with ({x: 'inner'}) { + break label; + } + } + nop(); + } + + + with ({x: 'outer'}) { + label: { + with ({x: 'middle'}) { + with ({x: 'inner'}) { + break label; + } + } + } + } + + + with ({x: 'outer'}) { + label: { + with ({x: 'middle'}) { + with ({x: 'inner'}) { + break label; + } + } + } + nop(); + } + + + with ({x: 'outer'}) { + for (var i = 0; i < 3; ++i) { + with ({x: 'inner' + i}) { + continue; + } + } + } + + + with ({x: 'outer'}) { + label: for (var i = 0; i < 3; ++i) { + with ({x: 'middle' + i}) { + for (var j = 0; j < 3; ++j) { + with ({x: 'inner' + j}) { + continue label; + } + } + } + } + } + + + with ({x: 'outer'}) { + try { + with ({x: 'inner'}) { + throw 0; + } + } catch (e) { + } + } + + + with ({x: 'outer'}) { + try { + with ({x: 'inner'}) { + throw 0; + } + } catch (e) { + nop(); + } + } + + + with ({x: 'outer'}) { + try { + with ({x: 'middle'}) { + with ({x: 'inner'}) { + throw 0; + } + } + } catch (e) { + } + } + + + try { + with ({x: 'outer'}) { + try { + with ({x: 'inner'}) { + throw 0; + } + } finally { + } + } + } catch (e) { + } + + + try { + with ({x: 'outer'}) { + try { + with ({x: 'inner'}) { + throw 0; + } + } finally { + nop(); + } + } + } catch (e) { + } + + + function stress1() { + with ({x:12}) { + return x; + } + } + stress1(); + + + function stress2() { + with ({x: 'outer'}) { + with ({x: 'inner'}) { + return x; + } + } + } + stress2(); + + function stress3() { + try { + with ({x: 'inner'}) { + throw 0; + } + } catch (e) { + return e; + } + } + stress3(); + + + function stress4() { + try { + with ({x: 'inner'}) { + throw 0; + } + } catch (e) { + with ({x: 'inner'}) { + return e; + } + } + } + stress4(); + +} +stress(); + + +// With block as the last(!) statement in global code. +with ({}) { debugger; }
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