StatementCloserTest.java

/*
 * Copyright 2015-2016 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.glowroot.agent.embedded.util;

import java.sql.SQLException;
import java.sql.Statement;

import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;

import static org.mockito.Matchers.anyString;
import static org.mockito.Mockito.doThrow;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;

public class StatementCloserTest {

    @Rule
    public ExpectedException thrown = ExpectedException.none();

    @Test
    public void testExecuteException() throws SQLException {
        // given
        thrown.expectMessage("AAAA");
        Statement statement = mock(Statement.class);
        when(statement.execute(anyString())).thenThrow(new SQLException("AAAA"));

        // when
        StatementCloser closer = new StatementCloser(statement);
        try {
            statement.execute("dummy");
        } catch (Throwable t) {
            throw closer.rethrow(t);
        } finally {
            closer.close();
        }

        // then expect thrown message specified above
    }

    @Test
    public void testCloseException() throws SQLException {
        // given
        thrown.expectMessage("BBBB");
        Statement statement = mock(Statement.class);
        doThrow(new SQLException("BBBB")).when(statement).close();

        // when
        StatementCloser closer = new StatementCloser(statement);
        try {
            statement.execute("dummy");
        } catch (Throwable t) {
            throw closer.rethrow(t);
        } finally {
            closer.close();
        }

        // then expect thrown message specified above
    }

    @Test
    public void testExecuteAndCloseExceptions() throws SQLException {
        // given
        thrown.expectMessage("AAAA");
        Statement statement = mock(Statement.class);
        when(statement.execute(anyString())).thenThrow(new SQLException("AAAA"));
        doThrow(new SQLException("BBBB")).when(statement).close();

        // when
        StatementCloser closer = new StatementCloser(statement);
        try {
            statement.execute("dummy");
        } catch (Throwable t) {
            throw closer.rethrow(t);
        } finally {
            closer.close();
        }

        // then expect thrown message specified above
    }
}