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8261606: Surprising behavior of step over in String switch
Reviewed-by: vromero
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71 changes: 71 additions & 0 deletions
71
test/langtools/tools/javac/classfiles/attributes/LineNumberTable/StringSwitchBreaks.java
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/* | ||
* Copyright (c) 2021, Oracle and/or its affiliates. All rights reserved. | ||
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | ||
* | ||
* This code is free software; you can redistribute it and/or modify it | ||
* under the terms of the GNU General Public License version 2 only, as | ||
* published by the Free Software Foundation. | ||
* | ||
* This code is distributed in the hope that it will be useful, but WITHOUT | ||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | ||
* version 2 for more details (a copy is included in the LICENSE file that | ||
* accompanied this code). | ||
* | ||
* You should have received a copy of the GNU General Public License version | ||
* 2 along with this work; if not, write to the Free Software Foundation, | ||
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | ||
* | ||
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | ||
* or visit www.oracle.com if you need additional information or have any | ||
* questions. | ||
*/ | ||
|
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/* | ||
* @test | ||
* @bug 8261606 | ||
* @summary Tests a line number table attribute for language constructions in different containers. | ||
* @library /tools/lib /tools/javac/lib ../lib | ||
* @modules jdk.compiler/com.sun.tools.javac.api | ||
* jdk.compiler/com.sun.tools.javac.main | ||
* jdk.compiler/com.sun.tools.javac.util | ||
* jdk.jdeps/com.sun.tools.classfile | ||
* @build toolbox.ToolBox InMemoryFileManager TestBase | ||
* @build LineNumberTestBase TestCase | ||
* @run main StringSwitchBreaks | ||
*/ | ||
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import java.util.List; | ||
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public class StringSwitchBreaks extends LineNumberTestBase { | ||
public static void main(String[] args) throws Exception { | ||
new StringSwitchBreaks().test(); | ||
} | ||
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public void test() throws Exception { | ||
test(List.of(TEST_CASE)); | ||
} | ||
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private static final TestCase[] TEST_CASE = new TestCase[] { | ||
new TestCase(""" | ||
public class StringSwitchBreaks { // 1 | ||
private void test(String s) { // 2 | ||
if (s != null) { // 3 | ||
switch (s) { // 4 | ||
case "a": // 5 | ||
System.out.println("a"); // 6 | ||
break; // 7 | ||
default: // 8 | ||
System.out.println("default"); // 9 | ||
} //10 | ||
} else { //11 | ||
System.out.println("null"); //12 | ||
} //13 | ||
} //14 | ||
} //15 | ||
""", | ||
List.of(1, 3, 4, 6, 7, 9, 10, 12, 14), | ||
"StringSwitchBreaks") | ||
}; | ||
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} |
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