TestZ3.java example

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/**
 * Copyright (C) 2010-2017 Gordon Fraser, Andrea Arcuri and EvoSuite
 * contributors
 *
 * This file is part of EvoSuite.
 *
 * EvoSuite is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published
 * by the Free Software Foundation, either version 3.0 of the License, or
 * (at your option) any later version.
 *
 * EvoSuite 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
 * Lesser Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with EvoSuite. If not, see <http://www.gnu.org/licenses/>.
 */
package org.evosuite.symbolic.solver.z3;

import org.evosuite.Properties;
import org.junit.AfterClass;
import org.junit.Assume;
import org.junit.Before;
import org.junit.BeforeClass;

public abstract class TestZ3 {

	private static final String DEFAULT_Z3_PATH = Properties.Z3_PATH;

	@BeforeClass
	public static void configureZ3Path() {
		String z3StrPath = System.getenv("z3_path");
		if (z3StrPath != null) {
			Properties.Z3_PATH = z3StrPath;
		}
	}

	@AfterClass
	public static void restoreZ3Path() {
		Properties.Z3_PATH = DEFAULT_Z3_PATH;
	}

	@Before
	public void checkZ3() {
		Assume.assumeTrue(Properties.Z3_PATH!=null);
	}
}