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// Copyright 2009 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.
// Tests loading of properties across eval calls.
var x = 1;
function global_function() { return 'global'; }
const const_uninitialized;
const const_initialized = function() { return "const_global"; }
// Test loading across an eval call that does not shadow variables.
function testNoShadowing() {
var y = 2;
function local_function() { return 'local'; }
const local_const_uninitialized;
const local_const_initialized = function() { return "const_local"; }
function f() {
eval('1');
assertEquals(1, x);
try { typeof(asdf); } catch(e) { assertUnreachable(); }
assertEquals(2, y);
assertEquals('global', global_function());
assertEquals('local', local_function());
var exception = false;
try {
const_uninitialized();
} catch(e) {
exception = true;
}
assertTrue(exception);
assertEquals('const_global', const_initialized());
exception = false;
try {
local_const_uninitialized();
} catch(e) {
exception = true;
}
assertTrue(exception);
assertEquals('const_local', local_const_initialized());
function g() {
assertEquals(1, x);
try { typeof(asdf); } catch(e) { assertUnreachable(); }
assertEquals(2, y);
assertEquals('global', global_function());
assertEquals('local', local_function());
var exception = false;
try {
const_uninitialized();
} catch(e) {
exception = true;
}
assertTrue(exception);
assertEquals('const_global', const_initialized());
exception = false;
try {
local_const_uninitialized();
} catch(e) {
exception = true;
}
assertTrue(exception);
assertEquals('const_local', local_const_initialized());
}
g();
}
f();
}
testNoShadowing();
// Test loading across eval calls that do not shadow variables.
function testNoShadowing2() {
var y = 2;
function local_function() { return 'local'; }
eval('1');
function f() {
eval('1');
assertEquals(1, x);
assertEquals(2, y);
assertEquals('global', global_function());
assertEquals('local', local_function());
function g() {
assertEquals(1, x);
assertEquals(2, y);
assertEquals('global', global_function());
assertEquals('local', local_function());
}
g();
}
f();
}
testNoShadowing2();
// Test loading across an eval call that shadows variables.
function testShadowing() {
var y = 2;
function local_function() { return 'local'; }
function f() {
eval('var x = 3; var y = 4;');
assertEquals(3, x);
assertEquals(4, y);
eval('function local_function() { return "new_local"; }');
eval('function global_function() { return "new_nonglobal"; }');
assertEquals('new_nonglobal', global_function());
assertEquals('new_local', local_function());
function g() {
assertEquals(3, x);
assertEquals(4, y);
assertEquals('new_nonglobal', global_function());
assertEquals('new_local', local_function());
}
g();
}
f();
}
testShadowing();
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