/**

 * @bug 221110: [search] NPE at org.eclipse.jdt.internal.compiler.util.SimpleLookupTable.removeKey

 * @test Ensure that no NPE occurs while searching for reference to generic class

 * 	when referenced in a unbound wildcard parameterized type

 * @see "https://bugs.eclipse.org/bugs/show_bug.cgi?id=221110"

 */

public void testBug221110() throws CoreException {

	workingCopies = new ICompilationUnit[2];

	workingCopies[0] = getWorkingCopy("/JavaSearchBugs/src/X.java",

		"public class X<T> {\n" + 

		"}\n"

	);

	workingCopies[1] = getWorkingCopy("/JavaSearchBugs/src/Y.java",

		"public class Y<T extends X<?>> {\n" + 

		"}\n"

	);

	this.resultCollector.showSelection = true;

	this.resultCollector.showRule = true;

	IType type = this.workingCopies[0].getType("X");

	search(type, REFERENCES, SearchPattern.R_ERASURE_MATCH, getJavaSearchWorkingCopiesScope(), this.resultCollector);

	assertSearchResults(

		"src/Y.java Y [public class Y<T extends §|X|§<?>> {] ERASURE_MATCH"

	);

}

public void testBug221110b() throws CoreException {

	workingCopies = new ICompilationUnit[3];

	workingCopies[0] = getWorkingCopy("/JavaSearchBugs/src/I.java",

		"public interface I<T> {\n" + 

		"}\n"

	);

	workingCopies[1] = getWorkingCopy("/JavaSearchBugs/src/X.java",

		"public class X<T> {\n" + 

		"}\n"

	);

	workingCopies[2] = getWorkingCopy("/JavaSearchBugs/src/Z.java",

		"public class Z<T extends X<?> & I<?>> {\n" + 

		"}\n"

	);

	this.resultCollector.showSelection = true;

	this.resultCollector.showRule = true;

	IType type = this.workingCopies[0].getType("I");

	search(type, REFERENCES, SearchPattern.R_ERASURE_MATCH, getJavaSearchWorkingCopiesScope(), this.resultCollector);

	assertSearchResults(

		"src/Z.java Z [public class Z<T extends X<?> & §|I|§<?>> {] ERASURE_MATCH"

	);

}