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/*******************************************************************************
* Copyright (c) 2000, 2015 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jdt.core.tests.builder;
import static org.junit.Assert.assertArrayEquals;
import java.lang.reflect.Field;
import java.util.Arrays;
import java.util.Collections;
import org.eclipse.jdt.core.compiler.CharOperation;
import org.eclipse.jdt.internal.core.builder.ReferenceCollection;
import junit.framework.Test;
public class ReferenceCollectionTest extends BuilderTests {
public ReferenceCollectionTest(String name) {
super(name);
}
public static Test suite() {
return buildTestSuite(ReferenceCollectionTest.class);
}
private static class TestableReferenceCollection extends ReferenceCollection {
/*
Make the package visible fields reflectively available for testing
char[][][] qualifiedNameReferences;
char[][] simpleNameReferences;
char[][] rootReferences;
*/
protected TestableReferenceCollection(char[][][] qualifiedNameReferences, char[][] simpleNameReferences,
char[][] rootReferences) {
super(qualifiedNameReferences, simpleNameReferences, rootReferences);
}
char[][][] getQualifiedNameReferences() {
try {
Field fld = ReferenceCollection.class.getDeclaredField("qualifiedNameReferences");
fld.setAccessible(true);
return (char[][][]) fld.get(this);
} catch (NoSuchFieldException | SecurityException | IllegalArgumentException | IllegalAccessException e) {
throw new RuntimeException(e);
}
}
char[][] getSimpleNameReferences() {
try {
Field fld = ReferenceCollection.class.getDeclaredField("simpleNameReferences");
fld.setAccessible(true);
return (char[][]) fld.get(this);
} catch (NoSuchFieldException | SecurityException | IllegalArgumentException | IllegalAccessException e) {
throw new RuntimeException(e);
}
}
char[][] getRootReferences() {
try {
Field fld = ReferenceCollection.class.getDeclaredField("rootReferences");
fld.setAccessible(true);
return (char[][]) fld.get(this);
} catch (NoSuchFieldException | SecurityException | IllegalArgumentException | IllegalAccessException e) {
throw new RuntimeException(e);
}
}
}
// Disabled due bug 545491 comment 15
public void XtestInternQualifiedNamesSorts_01() {
char[][][] qualifiedNames = new char[][][] {
CharOperation.splitOn('.', "java.lang.RuntimeException".toCharArray()),
CharOperation.splitOn('.', "a.a.a".toCharArray()),
CharOperation.splitOn('.', "b.b.b".toCharArray()),
CharOperation.splitOn('.', "a.a".toCharArray()),
CharOperation.splitOn('.', "a.b".toCharArray()),
CharOperation.splitOn('.', "com".toCharArray()),
CharOperation.splitOn('.', "a".toCharArray()),
CharOperation.splitOn('.', "b".toCharArray())
};
char[][][] expectation = qualifiedNames.clone();
Collections.shuffle(Arrays.asList(qualifiedNames));
char[][][] internQualifiedNames = ReferenceCollection.internQualifiedNames(qualifiedNames, true);
assertArrayEquals("Should be sorted, longest first, alphanumeric later",
toStringArray(expectation),
toStringArray(internQualifiedNames));
}
// Disabled due bug 545491 comment 15
public void XtestInternQualifiedNamesSorts_02() {
char[][][] qualifiedNames = new char[][][] {
CharOperation.splitOn('.', "java.lang.RuntimeException".toCharArray()),
CharOperation.splitOn('.', "a.a.a".toCharArray()),
CharOperation.splitOn('.', "b.b.b".toCharArray()),
CharOperation.splitOn('.', "a.a".toCharArray()),
CharOperation.splitOn('.', "a.b".toCharArray()),
CharOperation.splitOn('.', "com".toCharArray()),
CharOperation.splitOn('.', "a".toCharArray()),
CharOperation.splitOn('.', "b".toCharArray())
};
char[][][] expectation = new char[][][] {
CharOperation.splitOn('.', "a.a.a".toCharArray()),
CharOperation.splitOn('.', "b.b.b".toCharArray()),
CharOperation.splitOn('.', "a.a".toCharArray()),
CharOperation.splitOn('.', "a.b".toCharArray()),
CharOperation.splitOn('.', "a".toCharArray()),
CharOperation.splitOn('.', "b".toCharArray())
};
Collections.shuffle(Arrays.asList(qualifiedNames));
char[][][] internQualifiedNames = ReferenceCollection.internQualifiedNames(qualifiedNames, false);
assertArrayEquals("Should be sorted, longest first, alphanumeric later",
toStringArray(expectation),
toStringArray(internQualifiedNames));
}
// Disabled due bug 545491 comment 15
public void XtestInternSimpleNamesSorts_01() {
char[][] simpleNames = new char[][] {
"Throwable".toCharArray(),
"aaa".toCharArray(),
"bbb".toCharArray(),
"ccc".toCharArray(),
"aa".toCharArray(),
"a".toCharArray()
};
char[][] expectation = simpleNames.clone();
Collections.shuffle(Arrays.asList(simpleNames));
char[][] internSimpleNames = ReferenceCollection.internSimpleNames(simpleNames, false);
assertArrayEquals("Should be sorted, longest first, alphanumeric later",
toStringArray(expectation),
toStringArray(internSimpleNames));
}
// Disabled due bug 545491 comment 15
public void XtestInternSimpleNamesSorts_02() {
char[][] simpleNames = new char[][] {
"aaa".toCharArray(),
"bbb".toCharArray(),
"Throwable".toCharArray(),
"ccc".toCharArray(),
"java".toCharArray(),
"aa".toCharArray(),
"a".toCharArray()
};
char[][] expectation = new char[][] {
"aaa".toCharArray(),
"bbb".toCharArray(),
"ccc".toCharArray(),
"aa".toCharArray(),
"a".toCharArray()
};
Collections.shuffle(Arrays.asList(simpleNames));
char[][] internSimpleNames = ReferenceCollection.internSimpleNames(simpleNames, true);
assertArrayEquals("Should be sorted, longest first, alphanumeric later",
toStringArray(expectation),
toStringArray(internSimpleNames));
}
public void testIncludesWithBinarySearch() {
char[][] simpleNames = ReferenceCollection.internSimpleNames(new char[][] {
"a".toCharArray(),
"b".toCharArray(),
"c".toCharArray(),
"d".toCharArray(),
"e".toCharArray(),
"f".toCharArray(),
"g".toCharArray(),
"h".toCharArray(),
"i".toCharArray(),
"j".toCharArray(),
"k".toCharArray(),
"l".toCharArray(),
"m".toCharArray(),
"n".toCharArray(),
"o".toCharArray(),
"p".toCharArray(),
"q".toCharArray(),
"r".toCharArray(),
"s".toCharArray(),
"t".toCharArray(),
"u".toCharArray(),
"v".toCharArray(),
"w".toCharArray(),
"x".toCharArray(),
"y".toCharArray(),
"z".toCharArray()
}, false);
ReferenceCollection collection = new TestableReferenceCollection(null, simpleNames, null);
for(char[] simpleName: simpleNames) {
assertTrue("Should include " + simpleName[0], collection.includes(simpleName));
assertFalse("Should not include " + CharOperation.toUpperCase(simpleName)[0], collection.includes(CharOperation.toUpperCase(simpleName)));
}
}
public void testIncludesWithLinearSearch() {
char[][] simpleNames = ReferenceCollection.internSimpleNames(new char[][] {
"a".toCharArray(),
"b".toCharArray(),
"c".toCharArray(),
"d".toCharArray(),
"e".toCharArray(),
"f".toCharArray(),
"g".toCharArray(),
"h".toCharArray()
}, false);
ReferenceCollection collection = new TestableReferenceCollection(null, simpleNames, null);
for(char[] simpleName: simpleNames) {
assertTrue("Should include " + simpleName[0], collection.includes(simpleName));
assertFalse("Should not include " + CharOperation.toUpperCase(simpleName)[0], collection.includes(CharOperation.toUpperCase(simpleName)));
}
}
public void testIncludes01() {
TestableReferenceCollection refColl = new TestableReferenceCollection(null, null, null);
String[] array = new String[] { "a.a", "b.a", "b.b" };
refColl.addDependencies(array);
TestableReferenceCollection other = new TestableReferenceCollection(null, null, null);
String[] array2 = new String[] { "a.a", "B.A", "b.b" };
other.addDependencies(array2);
assertTrue(refColl.includes(other.getQualifiedNameReferences(), other.getSimpleNameReferences(), other.getRootReferences()));
assertTrue(other.includes(refColl.getQualifiedNameReferences(), refColl.getSimpleNameReferences(), refColl.getRootReferences()));
}
public void testIncludes02() {
TestableReferenceCollection refColl = new TestableReferenceCollection(null, null, null);
String[] array = new String[] { "a.x", "b.y" };
refColl.addDependencies(array);
TestableReferenceCollection other = new TestableReferenceCollection(null, null, null);
String[] array2 = new String[] { "a.y", "b.x" };
other.addDependencies(array2);
assertTrue(refColl.includes(other.getQualifiedNameReferences(), other.getSimpleNameReferences(), other.getRootReferences()));
assertTrue(other.includes(refColl.getQualifiedNameReferences(), refColl.getSimpleNameReferences(), refColl.getRootReferences()));
}
public void testIncludes03() {
TestableReferenceCollection refColl = new TestableReferenceCollection(null, null, null);
String[] array = new String[] { "a.d.y", "c.x" };
refColl.addDependencies(array);
TestableReferenceCollection other = new TestableReferenceCollection(null, null, null);
String[] array2 = new String[] { "c.y" };
other.addDependencies(array2);
assertTrue(refColl.includes(other.getQualifiedNameReferences(), other.getSimpleNameReferences(), other.getRootReferences()));
assertTrue(other.includes(refColl.getQualifiedNameReferences(), refColl.getSimpleNameReferences(), refColl.getRootReferences()));
}
public void testIncludes04() {
TestableReferenceCollection refColl = new TestableReferenceCollection(null, null, null);
String[] array = new String[] { "a.d.y" };
refColl.addDependencies(array);
TestableReferenceCollection other = new TestableReferenceCollection(null, null, null);
String[] array2 = new String[] { "a.d" };
other.addDependencies(array2);
assertTrue(refColl.includes(other.getQualifiedNameReferences(), other.getSimpleNameReferences(), other.getRootReferences()));
assertTrue(other.includes(refColl.getQualifiedNameReferences(), refColl.getSimpleNameReferences(), refColl.getRootReferences()));
}
public void testIncludesNot() {
TestableReferenceCollection refColl = new TestableReferenceCollection(null, null, null);
String[] array = new String[] {"b.a"};
refColl.addDependencies(array);
TestableReferenceCollection other = new TestableReferenceCollection(null, null, null);
String[] array2 = new String[] {"B.A"};
other.addDependencies(array2);
assertFalse(refColl.includes(other.getQualifiedNameReferences(), other.getSimpleNameReferences(), other.getRootReferences()));
assertFalse(other.includes(refColl.getQualifiedNameReferences(), refColl.getSimpleNameReferences(), refColl.getRootReferences()));
}
// Disabled due bug 545491 comment 15
public void XtestAddDependencies() {
TestableReferenceCollection refColl = new TestableReferenceCollection(null, null, null);
String[] array = new String[] {"a.b.c.D"};
refColl.addDependencies(array);
char[][][] qualifiedNameReferences = refColl.getQualifiedNameReferences();
String [] strings = toStringArray(qualifiedNameReferences);
assertArrayEquals(new String[] {
"a.b.c.D",
"a.b.c",
"a.b",
"a"
}, strings);
char[][] simpleNameReferences = refColl.getSimpleNameReferences();
assertArrayEquals(new String[] {
"D",
"a",
"b",
"c"
}, CharOperation.toStrings(simpleNameReferences));
char[][] rootReferences = refColl.getRootReferences();
assertArrayEquals(new String[] {
"a"
}, CharOperation.toStrings(rootReferences));
}
private static String[] toStringArray(char[][][] qualifiedNameReferences) {
return Arrays.stream(qualifiedNameReferences).map(a -> CharOperation.toString(a)).toArray(String[]::new);
}
private static String[] toStringArray(char[][] qualifiedNameReferences) {
return Arrays.stream(qualifiedNameReferences).map(a -> CharOperation.charToString(a)).toArray(String[]::new);
}
public void testRegression01() {
char[][][] qualifiedNames = new char[][][] {
CharOperation.splitOn('.', "p1.IX".toCharArray()),
CharOperation.splitOn('.', "p2.X".toCharArray())
};
char[][] simpleNames = new char[][] {
"I__X".toCharArray(), "IX".toCharArray(), "p1".toCharArray(), "p2".toCharArray(), "X".toCharArray()
};
char[][] rootNames = new char[][] {
"java".toCharArray(), "IX".toCharArray(), "p1".toCharArray(), "p2".toCharArray()
};
ReferenceCollection collection = new TestableReferenceCollection(qualifiedNames, simpleNames, rootNames);
qualifiedNames = ReferenceCollection.internQualifiedNames(new char[][][] {
CharOperation.splitOn('.', "p2".toCharArray())
});
simpleNames = ReferenceCollection.internSimpleNames(new char[][] {
"X".toCharArray()
}, true);
rootNames = ReferenceCollection.internSimpleNames(new char[][] {
"p2".toCharArray()
}, false);
assertTrue("Should include", collection.includes(qualifiedNames, simpleNames, rootNames));
}
public void testRegression02() {
char[][][] qualifiedNames = new char[][][] {};
char[][] simpleNames = new char[][] {
"GeneratedAnnotation".toCharArray(), "Test".toCharArray()
};
char[][] rootNames = new char[][] {
"java".toCharArray(), "GeneratedAnnotation".toCharArray()
};
ReferenceCollection collection = new TestableReferenceCollection(qualifiedNames, simpleNames, rootNames);
qualifiedNames = null;
simpleNames = ReferenceCollection.internSimpleNames(new char[][] {
"GeneratedAnnotation".toCharArray()
}, true);
rootNames = ReferenceCollection.internSimpleNames(new char[][] {
"GeneratedAnnotation".toCharArray()
}, false);
assertTrue("Should include", collection.includes(qualifiedNames, simpleNames, rootNames));
}
}
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