rhino1.7.7.testsrc.org.mozilla.javascript.tests.Bug783797Test Maven / Gradle / Ivy
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Rhino is an open-source implementation of JavaScript written entirely in Java. It is typically
embedded into Java applications to provide scripting to end users.
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.mozilla.javascript.tests;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertSame;
import static org.mozilla.javascript.tests.Utils.runWithAllOptimizationLevels;
import org.junit.Test;
import org.mozilla.javascript.Context;
import org.mozilla.javascript.ContextAction;
import org.mozilla.javascript.Scriptable;
import org.mozilla.javascript.ScriptableObject;
/**
* @author André Bargull
*
*/
public class Bug783797Test {
private interface Action {
void run(Context cx, ScriptableObject scope1, ScriptableObject scope2);
}
private static ContextAction action(final String fn, final Action a) {
return new ContextAction() {
public Object run(Context cx) {
ScriptableObject scope1 = cx.initStandardObjects();
ScriptableObject scope2 = cx.initStandardObjects();
scope1.put("scope2", scope1, scope2);
eval(cx, scope2, fn);
a.run(cx, scope1, scope2);
return null;
}
};
}
private static Object eval(Context cx, Scriptable scope, String source) {
return cx.evaluateString(scope, source, "", 1, null);
}
private static void assertTRUE(Object actual) {
assertSame(Boolean.TRUE, actual);
}
private static void assertFALSE(Object actual) {
assertSame(Boolean.FALSE, actual);
}
@Test
public void test_getElem() {
String fn = "function test(){ return ''['foo'] }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
eval(cx, scope1, "String.prototype.foo = 'scope1'");
eval(cx, scope2, "String.prototype.foo = 'scope2'");
assertEquals("scope2", eval(cx, scope2, "test()"));
assertEquals("scope2", eval(cx, scope1, "scope2.test()"));
assertEquals("scope2", eval(cx, scope1, "scope2.test.call(null)"));
assertEquals("scope2", eval(cx, scope1, "var t=scope2.test; t()"));
assertEquals("scope2", eval(cx, scope1, "var t=scope2.test; t.call(null)"));
}
}));
}
@Test
public void test_getProp() {
String fn = "function test(){ return ''.foo }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
eval(cx, scope1, "String.prototype.foo = 'scope1'");
eval(cx, scope2, "String.prototype.foo = 'scope2'");
assertEquals("scope2", eval(cx, scope2, "test()"));
assertEquals("scope2", eval(cx, scope1, "scope2.test()"));
assertEquals("scope2", eval(cx, scope1, "scope2.test.call(null)"));
assertEquals("scope2", eval(cx, scope1, "var t=scope2.test; t()"));
assertEquals("scope2", eval(cx, scope1, "var t=scope2.test; t.call(null)"));
}
}));
}
@Test
public void test_getPropNoWarn1() {
String fn = "function test(){ if (''.foo) return true; return false; }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
eval(cx, scope1, "String.prototype.foo = 'scope1'");
assertFALSE(eval(cx, scope2, "test()"));
assertFALSE(eval(cx, scope1, "scope2.test()"));
assertFALSE(eval(cx, scope1, "scope2.test.call(null)"));
assertFALSE(eval(cx, scope1, "var t=scope2.test; t()"));
assertFALSE(eval(cx, scope1, "var t=scope2.test; t.call(null)"));
}
}));
}
@Test
public void test_getPropNoWarn2() {
String fn = "function test(){ if (''.foo) return true; return false; }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
eval(cx, scope2, "String.prototype.foo = 'scope2'");
assertTRUE(eval(cx, scope2, "test()"));
assertTRUE(eval(cx, scope1, "scope2.test()"));
assertTRUE(eval(cx, scope1, "scope2.test.call(null)"));
assertTRUE(eval(cx, scope1, "var t=scope2.test; t()"));
assertTRUE(eval(cx, scope1, "var t=scope2.test; t.call(null)"));
}
}));
}
@Test
public void test_setElem() {
String fn = "function test(){ ''['foo'] = '_' }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
String code = "";
code += "String.prototype.c = 0;";
code += "Object.defineProperty(String.prototype, 'foo', {"
+ " set: function(v){ this.__proto__.c++ }})";
eval(cx, scope1, code);
eval(cx, scope2, code);
eval(cx, scope2, "test()");
eval(cx, scope1, "scope2.test()");
eval(cx, scope1, "scope2.test.call(null)");
eval(cx, scope1, "var t=scope2.test; t()");
eval(cx, scope1, "var t=scope2.test; t.call(null)");
assertTRUE(eval(cx, scope1, "0 == String.prototype.c"));
assertTRUE(eval(cx, scope2, "5 == String.prototype.c"));
}
}));
}
@Test
public void test_setProp() {
String fn = "function test(){ ''.foo = '_' }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
String code = "";
code += "String.prototype.c = 0;";
code += "Object.defineProperty(String.prototype, 'foo', {"
+ " set: function(v){ this.__proto__.c++ }})";
eval(cx, scope1, code);
eval(cx, scope2, code);
eval(cx, scope2, "test()");
eval(cx, scope1, "scope2.test()");
eval(cx, scope1, "scope2.test.call(null)");
eval(cx, scope1, "var t=scope2.test; t()");
eval(cx, scope1, "var t=scope2.test; t.call(null)");
assertTRUE(eval(cx, scope1, "0 == String.prototype.c"));
assertTRUE(eval(cx, scope2, "5 == String.prototype.c"));
}
}));
}
@Test
public void test_setElemIncDec() {
String fn = "function test(){ ''['foo']++ }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
String code = "";
code += "String.prototype.c = 0;";
code += "Object.defineProperty(String.prototype, 'foo', {"
+ " set: function(v){ this.__proto__.c++ }})";
eval(cx, scope1, code);
eval(cx, scope2, code);
eval(cx, scope2, "test()");
eval(cx, scope1, "scope2.test()");
eval(cx, scope1, "scope2.test.call(null)");
eval(cx, scope1, "var t=scope2.test; t()");
eval(cx, scope1, "var t=scope2.test; t.call(null)");
assertTRUE(eval(cx, scope1, "0 == String.prototype.c"));
assertTRUE(eval(cx, scope2, "5 == String.prototype.c"));
}
}));
}
@Test
public void test_setPropIncDec() {
String fn = "function test(){ ''.foo++ }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
String code = "";
code += "String.prototype.c = 0;";
code += "Object.defineProperty(String.prototype, 'foo', {"
+ " set: function(v){ this.__proto__.c++ }})";
eval(cx, scope1, code);
eval(cx, scope2, code);
eval(cx, scope2, "test()");
eval(cx, scope1, "scope2.test()");
eval(cx, scope1, "scope2.test.call(null)");
eval(cx, scope1, "var t=scope2.test; t()");
eval(cx, scope1, "var t=scope2.test; t.call(null)");
assertTRUE(eval(cx, scope1, "0 == String.prototype.c"));
assertTRUE(eval(cx, scope2, "5 == String.prototype.c"));
}
}));
}
@Test
public void test_setElemOp1() {
String fn = "function test(){ return ''['foo'] += '_' }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
String code = "";
code += "String.prototype.c = 0;";
code += "Object.defineProperty(String.prototype, 'foo', {"
+ " set: function(v){ this.__proto__.c++ }})";
eval(cx, scope1, code);
eval(cx, scope2, code);
eval(cx, scope2, "test()");
eval(cx, scope1, "scope2.test()");
eval(cx, scope1, "scope2.test.call(null)");
eval(cx, scope1, "var t=scope2.test; t()");
eval(cx, scope1, "var t=scope2.test; t.call(null)");
assertTRUE(eval(cx, scope1, "0 == String.prototype.c"));
assertTRUE(eval(cx, scope2, "5 == String.prototype.c"));
}
}));
}
@Test
public void test_setPropOp1() {
String fn = "function test(){ return ''.foo += '_' }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
String code = "";
code += "String.prototype.c = 0;";
code += "String.prototype.d = 0;";
code += "Object.defineProperty(String.prototype, 'foo', {"
+ " set: function(v){ this.__proto__.c++ },"
+ " get: function(v){ this.__proto__.d++ }})";
eval(cx, scope1, code);
eval(cx, scope2, code);
eval(cx, scope2, "test()");
eval(cx, scope1, "scope2.test()");
eval(cx, scope1, "scope2.test.call(null)");
eval(cx, scope1, "var t=scope2.test; t()");
eval(cx, scope1, "var t=scope2.test; t.call(null)");
assertTRUE(eval(cx, scope1, "0 == String.prototype.c"));
assertTRUE(eval(cx, scope2, "5 == String.prototype.c"));
assertTRUE(eval(cx, scope1, "0 == String.prototype.d"));
assertTRUE(eval(cx, scope2, "5 == String.prototype.d"));
}
}));
}
@Test
public void test_setElemOp2() {
String fn = "function test(){ return ''['foo'] += '_' }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
String code = "";
code += "String.prototype.c = 0;";
code += "String.prototype.d = 0;";
code += "Object.defineProperty(String.prototype, 'foo', {"
+ " set: function(v){ this.__proto__.c++ },"
+ " get: function(v){ this.__proto__.d++ }})";
eval(cx, scope1, code);
eval(cx, scope2, code);
eval(cx, scope2, "test()");
eval(cx, scope1, "scope2.test()");
eval(cx, scope1, "scope2.test.call(null)");
eval(cx, scope1, "var t=scope2.test; t()");
eval(cx, scope1, "var t=scope2.test; t.call(null)");
assertTRUE(eval(cx, scope1, "0 == String.prototype.c"));
assertTRUE(eval(cx, scope2, "5 == String.prototype.c"));
assertTRUE(eval(cx, scope1, "0 == String.prototype.d"));
assertTRUE(eval(cx, scope2, "5 == String.prototype.d"));
}
}));
}
@Test
public void test_setPropOp2() {
String fn = "function test(){ return ''.foo += '_' }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
eval(cx, scope1, "String.prototype.foo = 'scope1'");
eval(cx, scope2, "String.prototype.foo = 'scope2'");
assertEquals("scope2_", eval(cx, scope2, "test()"));
assertEquals("scope2_", eval(cx, scope1, "scope2.test()"));
assertEquals("scope2_", eval(cx, scope1, "scope2.test.call(null)"));
assertEquals("scope2_", eval(cx, scope1, "var t=scope2.test; t()"));
assertEquals("scope2_", eval(cx, scope1, "var t=scope2.test; t.call(null)"));
}
}));
}
@Test
public void test_getElemCall() {
String fn = "function test(){ return ''['foo']() }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
eval(cx, scope1, "String.prototype.foo = function(){ return 'scope1' }");
eval(cx, scope2, "String.prototype.foo = function(){ return 'scope2' }");
assertEquals("scope2", eval(cx, scope2, "test()"));
assertEquals("scope2", eval(cx, scope1, "scope2.test()"));
assertEquals("scope2", eval(cx, scope1, "scope2.test.call(null)"));
assertEquals("scope2", eval(cx, scope1, "var t=scope2.test; t()"));
assertEquals("scope2", eval(cx, scope1, "var t=scope2.test; t.call(null)"));
}
}));
}
@Test
public void test_getPropCall() {
String fn = "function test(){ return ''.foo() }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
eval(cx, scope1, "String.prototype.foo = function(){ return 'scope1' }");
eval(cx, scope2, "String.prototype.foo = function(){ return 'scope2' }");
assertEquals("scope2", eval(cx, scope2, "test()"));
assertEquals("scope2", eval(cx, scope1, "scope2.test()"));
assertEquals("scope2", eval(cx, scope1, "scope2.test.call(null)"));
assertEquals("scope2", eval(cx, scope1, "var t=scope2.test; t()"));
assertEquals("scope2", eval(cx, scope1, "var t=scope2.test; t.call(null)"));
}
}));
}
@Test
public void test_Enum1() {
String fn = "function test(){ for (var k in '') if (k == 'foo') return true; return false; }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
eval(cx, scope1, "String.prototype.foo = 'scope1'");
assertFALSE(eval(cx, scope2, "test()"));
assertFALSE(eval(cx, scope1, "scope2.test()"));
assertFALSE(eval(cx, scope1, "scope2.test.call(null)"));
assertFALSE(eval(cx, scope1, "var t=scope2.test; t()"));
assertFALSE(eval(cx, scope1, "var t=scope2.test; t.call(null)"));
}
}));
}
@Test
public void test_Enum2() {
String fn = "function test(){ for (var k in '') if (k == 'foo') return true; return false; }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
eval(cx, scope2, "String.prototype.foo = 'scope1'");
assertTRUE(eval(cx, scope2, "test()"));
assertTRUE(eval(cx, scope1, "scope2.test()"));
assertTRUE(eval(cx, scope1, "scope2.test.call(null)"));
assertTRUE(eval(cx, scope1, "var t=scope2.test; t()"));
assertTRUE(eval(cx, scope1, "var t=scope2.test; t.call(null)"));
}
}));
}
@Test
public void test_Parent() {
String fn = "function test(){}";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
assertSame(scope2, eval(cx, scope2, "test.__parent__"));
assertSame(scope2, eval(cx, scope1, "scope2.test.__parent__"));
assertSame(scope2, eval(cx, scope1, "var t=scope2.test; t.__parent__"));
}
}));
}
@Test
public void test_ReturnThis() {
String fn = "function test(){ return this }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
assertSame(scope2, eval(cx, scope2, "test()"));
assertSame(scope2, eval(cx, scope2, "test.call(null)"));
assertSame(scope2, eval(cx, scope1, "scope2.test()"));
assertSame(scope1, eval(cx, scope1, "scope2.test.call(null)"));
assertSame(scope1, eval(cx, scope1, "var t=scope2.test; t()"));
assertSame(scope1, eval(cx, scope1, "var t=scope2.test; t.call(null)"));
}
}));
}
@Test
public void test_ReturnThisNested() {
String fn = "function test(){ return (function(){ return this })() }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
assertSame(scope2, eval(cx, scope2, "test()"));
assertSame(scope2, eval(cx, scope2, "test.call(null)"));
assertSame(scope2, eval(cx, scope1, "scope2.test()"));
assertSame(scope2, eval(cx, scope1, "scope2.test.call(null)"));
assertSame(scope2, eval(cx, scope1, "var t=scope2.test; t()"));
assertSame(scope2, eval(cx, scope1, "var t=scope2.test; t.call(null)"));
}
}));
}
@Test
public void test_ReturnThisNestedCall() {
String fn = "function test(o){ return (function(){ return this }).call(o) }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
assertSame(scope2, eval(cx, scope2, "test()"));
assertSame(scope2, eval(cx, scope2, "test(null)"));
assertSame(scope2, eval(cx, scope2, "test.call(null)"));
assertSame(scope2, eval(cx, scope2, "test.call(null, null)"));
assertSame(scope1, eval(cx, scope1, "scope2.test()"));
assertSame(scope1, eval(cx, scope1, "scope2.test(null)"));
assertSame(scope1, eval(cx, scope1, "scope2.test.call(null)"));
assertSame(scope1, eval(cx, scope1, "scope2.test.call(null, null)"));
assertSame(scope1, eval(cx, scope1, "var t=scope2.test; t()"));
assertSame(scope1, eval(cx, scope1, "var t=scope2.test; t(null)"));
assertSame(scope1, eval(cx, scope1, "var t=scope2.test; t.call(null)"));
assertSame(scope1, eval(cx, scope1, "var t=scope2.test; t.call(null, null)"));
}
}));
}
@Test
public void test_NameStringPrototype() {
String fn = "function test(){ return String.prototype }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
assertTRUE(eval(cx, scope2, "String.prototype === test()"));
assertTRUE(eval(cx, scope2, "String.prototype === test.call(null)"));
assertFALSE(eval(cx, scope1, "String.prototype === scope2.test()"));
assertFALSE(eval(cx, scope1, "String.prototype === scope2.test.call(null)"));
assertFALSE(eval(cx, scope1, "var t=scope2.test; String.prototype === t()"));
assertFALSE(eval(cx, scope1, "var t=scope2.test; String.prototype === t.call(null)"));
}
}));
}
@Test
public void test_NameStringPrototypeNested() {
String fn = "function test(){ return (function(){ return String.prototype })() }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
assertTRUE(eval(cx, scope2, "String.prototype === test()"));
assertTRUE(eval(cx, scope2, "String.prototype === test.call(null)"));
assertFALSE(eval(cx, scope1, "String.prototype === scope2.test()"));
assertFALSE(eval(cx, scope1, "String.prototype === scope2.test.call(null)"));
assertFALSE(eval(cx, scope1, "var t=scope2.test; String.prototype === t()"));
assertFALSE(eval(cx, scope1, "var t=scope2.test; String.prototype === t.call(null)"));
}
}));
}
@Test
public void test_ThisStringPrototype() {
String fn = "function test(){ return this.String.prototype }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
assertTRUE(eval(cx, scope2, "String.prototype === test()"));
assertTRUE(eval(cx, scope2, "String.prototype === test.call(null)"));
assertFALSE(eval(cx, scope1, "String.prototype === scope2.test()"));
assertTRUE(eval(cx, scope1, "String.prototype === scope2.test.call(null)"));
assertTRUE(eval(cx, scope1, "var t=scope2.test; String.prototype === t()"));
assertTRUE(eval(cx, scope1, "var t=scope2.test; String.prototype === t.call(null)"));
}
}));
}
@Test
public void test_ThisProto() {
String fn = "function test(){ return this.__proto__ }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
assertTRUE(eval(cx, scope2, "String.prototype === test.call('')"));
assertTRUE(eval(cx, scope1, "String.prototype === scope2.test.call('')"));
assertTRUE(eval(cx, scope1, "var t=scope2.test; String.prototype === t.call('')"));
}
}));
}
@Test
public void test_StringLiteralProto() {
String fn = "function test(){ return ''.__proto__ }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
assertTRUE(eval(cx, scope2, "String.prototype === test()"));
assertTRUE(eval(cx, scope2, "String.prototype === test.call(null)"));
assertFALSE(eval(cx, scope1, "String.prototype === scope2.test()"));
assertFALSE(eval(cx, scope1, "String.prototype === scope2.test.call(null)"));
assertFALSE(eval(cx, scope1, "var t=scope2.test; String.prototype === t()"));
assertFALSE(eval(cx, scope1, "var t=scope2.test; String.prototype === t.call(null)"));
}
}));
}
@Test
public void test_ThisProtoNested() {
String fn = "function test(){ return (function(){ return this.__proto__ }).call('') }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
assertTRUE(eval(cx, scope2, "String.prototype === test()"));
assertTRUE(eval(cx, scope2, "String.prototype === test.call(null)"));
assertFALSE(eval(cx, scope1, "String.prototype === scope2.test()"));
assertFALSE(eval(cx, scope1, "String.prototype === scope2.test.call(null)"));
assertFALSE(eval(cx, scope1, "var t=scope2.test; String.prototype === t()"));
assertFALSE(eval(cx, scope1, "var t=scope2.test; String.prototype === t.call(null)"));
}
}));
}
@Test
public void test_StringLiteralProtoNested() {
String fn = "function test(){ return (function(){ return ''.__proto__ })() }";
runWithAllOptimizationLevels(action(fn, new Action() {
public void run(Context cx, ScriptableObject scope1, ScriptableObject scope2) {
assertTRUE(eval(cx, scope2, "String.prototype === test()"));
assertTRUE(eval(cx, scope2, "String.prototype === test.call(null)"));
assertFALSE(eval(cx, scope1, "String.prototype === scope2.test()"));
assertFALSE(eval(cx, scope1, "String.prototype === scope2.test.call(null)"));
assertFALSE(eval(cx, scope1, "var t=scope2.test; String.prototype === t()"));
assertFALSE(eval(cx, scope1, "var t=scope2.test; String.prototype === t.call(null)"));
}
}));
}
}
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