author | coleenp |
Tue, 09 Feb 2016 15:54:16 -0500 | |
changeset 37483 | 8447cff6323d |
child 38152 | 80e5da81fb2c |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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/* @test |
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* @bug 8149170 |
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* @summary Test native functions return booleans as 0/1 but differently than java functions |
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* @library /testlibrary |
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* @compile BoolConstructor.java |
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* @run main/native NativeSmallIntCallsTest |
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*/ |
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// This test shows that returns from native calls for boolean truncate to JNI_TRUE if value != 0 |
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// and JNI_FALSE if value returned is 0. |
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import jdk.test.lib.Asserts; |
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public class NativeSmallIntCallsTest { |
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static native boolean nativeCastToBoolCallTrue(); |
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static native boolean nativeCastToBoolCallFalse(); |
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static native boolean nativeCallBoolConstructor(int visible, boolean expected); |
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static { |
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System.loadLibrary("NativeSmallIntCalls"); |
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} |
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public static void main(java.lang.String[] unused) throws Exception { |
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// Call through jni |
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// JNI makes all results != 0 true for compatibility |
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boolean nativeTrueVal = nativeCastToBoolCallTrue(); |
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Asserts.assertTrue(nativeTrueVal, "trueval is false!"); |
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boolean nativeFalseVal = nativeCastToBoolCallFalse(); |
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Asserts.assertTrue(nativeFalseVal, "falseval is false in native!"); |
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// Call a constructor or method that passes jboolean values into Java from native |
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nativeCallBoolConstructor(1, true); |
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nativeCallBoolConstructor(0x10, true); |
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nativeCallBoolConstructor(0x100, false); |
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nativeCallBoolConstructor(0x1000, false); |
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} |
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} |