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// Test for method java.lang.StackOverflowError.getClass().getConstructors()
// Copyright (C) 2012 Pavel Tisnovsky <ptisnovs@redhat.com>
// This file is part of Mauve.
// Mauve is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2, or (at your option)
// any later version.
// Mauve 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 for more details.
// You should have received a copy of the GNU General Public License
// along with Mauve; see the file COPYING. If not, write to
// the Free Software Foundation, Inc., 51 Franklin Street,
// Fifth Floor, Boston, MA 02110-1301 USA.
// Tags: JDK1.5
package gnu.testlet.java.lang.StackOverflowError.classInfo;
import gnu.testlet.TestHarness;
import gnu.testlet.Testlet;
import java.lang.StackOverflowError;
import java.util.Map;
import java.util.HashMap;
/**
* Test for method java.lang.StackOverflowError.getClass().getConstructors()
*/
public class getConstructors implements Testlet
{
/**
* Runs the test using the specified harness.
*
* @param harness the test harness (<code>null</code> not permitted).
*/
public void test(TestHarness harness)
{
// map of constructors which should exists
Map<String, String> testedConstructors = null;
// map of constructors for (Open)JDK6
Map<String, String> testedConstructors_jdk6 = new HashMap<String, String>();
// map of constructors for (Open)JDK7
Map<String, String> testedConstructors_jdk7 = new HashMap<String, String>();
// map for constructors declared in (Open)JDK6
testedConstructors_jdk6.put("public java.lang.StackOverflowError()", "java.lang.StackOverflowError");
testedConstructors_jdk6.put("public java.lang.StackOverflowError(java.lang.String)", "java.lang.StackOverflowError");
// map for constructors declared in (Open)JDK7
testedConstructors_jdk7.put("public java.lang.StackOverflowError()", "java.lang.StackOverflowError");
testedConstructors_jdk7.put("public java.lang.StackOverflowError(java.lang.String)", "java.lang.StackOverflowError");
// create instance of a class StackOverflowError
final Object o = new StackOverflowError("StackOverflowError");
// get a runtime class of an object "o"
final Class c = o.getClass();
// get the right map containing constructor signatures
testedConstructors = getJavaVersion() < 7 ? testedConstructors_jdk6 : testedConstructors_jdk7;
// get all constructors for this class
java.lang.reflect.Constructor[] constructors = c.getConstructors();
// expected number of constructors
final int expectedNumberOfConstructors = testedConstructors.size();
// basic check for a number of constructors
harness.check(constructors.length, expectedNumberOfConstructors);
// check if all constructors exist
for (java.lang.reflect.Constructor constructor : constructors) {
// constructor name should consists of package name + class name
String constructorName = constructor.getName();
// modifiers + package + class name + parameter types
String constructorString = constructor.toString().replaceAll(" native ", " ");
harness.check(testedConstructors.containsKey(constructorString));
harness.check(testedConstructors.get(constructorString), constructorName);
}
}
/**
* Returns version of Java. The input could have the following form: "1.7.0_06"
* and we are interested only in "7" in this case.
*
* @return Java version
*/
protected int getJavaVersion() {
String javaVersionStr = System.getProperty("java.version");
String[] parts = javaVersionStr.split("\\.");
return Integer.parseInt(parts[1]);
}
}
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