Add three testcases for test262 suite. (#2692)

* Add tests for escape function when parameter is not a string.

Fixes #2687
Fixes #2637

* Add test for indirect eval calls  when script is a for statement.

When for statement doesn't have a body, it should throw a SyntaxError.

Fixes #2661

* Add tests for Function Constructor when body contains usestrict.

Fixes #2688
Fixes #2638

test/annexB/built-ins/escape/argument_types.js

@@ -0,0 +1,19 @@
+// Copyright (C) 2020 Qu Xing. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-escape-string
+description: Input is a null, undefined or boolean
+info: |
+    B.2.1.1 escape ( string )
+
+    1. Let string be ? ToString(string).
+    ...
+---*/
+
+assert.sameValue(escape(null), 'null');
+
+assert.sameValue(escape(undefined), 'undefined');
+
+assert.sameValue(escape(true), 'true');
+
+assert.sameValue(escape(false), 'false');

test/built-ins/Function/StrictFunction_reservedwords_with.js

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+// Copyright (C) 2020 Xing Qu. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-createdynamicfunction
+description: Strictfunction shouldn't have the reserved word "with"
+info: |
+    CreateDynamicFunction ( constructor, newTarget, kind, args )
+    
+    ...
+    20 Perform the following substeps in an implementation-dependent order, possibly interleaving parsing and error detection:
+      ...
+      c. Let strict be ContainsUseStrict of body.
+      d. If any static semantics errors are detected for parameters or body, throw a SyntaxError exception. 
+         If strict is true, the Early Error rules for UniqueFormalParameters:FormalParameters are applied.
+      ...
+    ...
+---*/
+
+assert.throws(SyntaxError, function() {
+	new Function("'use strict'; with ({}) {}");
+});

test/language/eval-code/direct/parse-failure-6.js

@@ -0,0 +1,17 @@
+// Copyright 2020 Qu Xing. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-performeval
+description: For statement
+info: |
+    ...
+    9. Perform the following substeps in an implementation-dependent order, possibly interleaving parsing and error detection:
+      a. Let script be the ECMAScript code that is the result of parsing ! UTF16DecodeString(x),for the goal symbol Script. 
+         If the parse fails, throw a SyntaxError exception. If any early errors are detected, throw a SyntaxError exception 
+         (but see also clause 16).
+    ...
+---*/
+
+assert.throws(SyntaxError, function() {
+  eval("for(;false;)");
+});

test/language/eval-code/indirect/parse-failure-6.js

@@ -0,0 +1,17 @@
+// Copyright 2020 Qu Xing. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-performeval
+description: For statement
+info: |
+    ...
+    9. Perform the following substeps in an implementation-dependent order, possibly interleaving parsing and error detection:
+      a. Let script be the ECMAScript code that is the result of parsing ! UTF16DecodeString(x),for the goal symbol Script. 
+         If the parse fails, throw a SyntaxError exception. If any early errors are detected, throw a SyntaxError exception 
+         (but see also clause 16).
+    ...
+---*/
+
+assert.throws(SyntaxError, function() {
+  (0, eval)("for(;false;)");
+});