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Unified Diff: test/webkit/apply-varargs.js

Issue 18068003: Migrated several tests from blink to V8 repository. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 7 years, 6 months ago
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Index: test/webkit/apply-varargs.js
diff --git a/test/webkit/apply-varargs.js b/test/webkit/apply-varargs.js
new file mode 100644
index 0000000000000000000000000000000000000000..cc7e3809e3e92b3b9e564b633294c57702693f54
--- /dev/null
+++ b/test/webkit/apply-varargs.js
@@ -0,0 +1,97 @@
+// Copyright 2013 the V8 project authors. All rights reserved.
+// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+// 1. Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// 2. 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.
+//
+// THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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.
+
+description('Test that we properly fill in missing args with "undefined" in JIT code.');
+
+// Regression test for <rdar://problem/10763509>
+
+
+function callee(a1, a2, a3, a4, a5, a6, a7, a8)
+{
+ // We expect that the unused actual parameters will be filled
+ // with undefined.
+ if (a1 !== undefined)
+ return "Arg1 is wrong";
+ if (a2 !== undefined)
+ return "Arg2 is wrong";
+ if (a3 !== undefined)
+ return "Arg3 is wrong";
+ if (a4 !== undefined)
+ return "Arg4 is wrong";
+ if (a5 !== undefined)
+ return "Arg5 is wrong";
+ if (a6 !== undefined)
+ return "Arg6 is wrong";
+ if (a7 !== undefined)
+ return "Arg7 is wrong";
+ if (a8 !== undefined)
+ return "Arg8 is wrong";
+
+ return undefined;
+}
+
+function dummy(a1, a2, a3, a4, a5, a6, a7, a8)
+{
+}
+
+function BaseObj()
+{
+}
+
+function caller(testArgCount)
+{
+ var baseObj = new BaseObj();
+
+ var allArgs = [0, "String", callee, true, null, 2.5, [1, 2, 3], {'a': 1, 'b' : 2}];
+ argCounts = [8, testArgCount];
+
+ for (argCountIndex = 0; argCountIndex < argCounts.length; argCountIndex++) {
+ argCount = argCounts[argCountIndex];
+
+ var varArgs = [];
+ for (i = 0; i < argCount; i++)
+ varArgs[i] = undefined;
+
+ for (numCalls = 0; numCalls < 10; numCalls++) {
+ // Run multiple times so that the JIT kicks in
+ dummy.apply(baseObj, allArgs);
+ var result = callee.apply(baseObj, varArgs);
+ if (result != undefined)
+ return result;
+ }
+ }
+
+ return undefined;
+}
+
+shouldBe("caller(0)", 'undefined');
+shouldBe("caller(1)", 'undefined');
+shouldBe("caller(2)", 'undefined');
+shouldBe("caller(3)", 'undefined');
+shouldBe("caller(4)", 'undefined');
+shouldBe("caller(5)", 'undefined');
+shouldBe("caller(6)", 'undefined');
+shouldBe("caller(7)", 'undefined');
+shouldBe("caller(8)", 'undefined');
+
+var successfullyParsed = true;
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