pl.otros.logview.gui.message.StackTraceFinderTest.java Source code

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Here is the source code for pl.otros.logview.gui.message.StackTraceFinderTest.java

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/*******************************************************************************
 * Copyright 2011 Krzysztof Otrebski
 * 
 * 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 pl.otros.logview.gui.message;

import static org.testng.AssertJUnit.assertEquals;
import org.testng.annotations.Test;
import org.apache.commons.io.IOUtils;
import java.io.IOException;
import java.util.Iterator;
import java.util.SortedSet;

public class StackTraceFinderTest {

    private StackTraceFinder finder = new StackTraceFinder();

    @Test
    public void testFindStackTraces() throws IOException {
        // given
        String stacktraceFile = IOUtils.toString(
                StackTraceColorizer.class.getClassLoader().getResourceAsStream("stacktrace/stacktrace.txt"));

        // when
        SortedSet<SubText> findStackTraces = finder.findStackTraces(stacktraceFile);

        // then
        assertEquals(1, findStackTraces.size());

        SubText subtext = findStackTraces.iterator().next();
        assertEquals(10, subtext.start);
        assertEquals(241, subtext.end);
    }

    @Test
    public void testFindInOnlyStackTrace() throws IOException {
        // given
        String stacktraceFile = IOUtils.toString(
                StackTraceColorizer.class.getClassLoader().getResourceAsStream("stacktrace/stacktTraceOnly.txt"));

        // when
        SortedSet<SubText> findStackTraces = finder.findStackTraces(stacktraceFile);

        // then
        assertEquals(1, findStackTraces.size());
        SubText subtext = findStackTraces.iterator().next();
        // TODO check range
        assertEquals(0, subtext.start);
        assertEquals(234, subtext.end);

    }

    @Test
    public void testFindForEmptyPackage() throws IOException {
        // given
        String stacktraceFile = IOUtils.toString(StackTraceColorizer.class.getClassLoader()
                .getResourceAsStream("stacktrace/stacktTraceWtihEmptyPackage.txt"));

        // when
        SortedSet<SubText> findStackTraces = finder.findStackTraces(stacktraceFile);

        // then
        assertEquals(1, findStackTraces.size());
        SubText subtext = findStackTraces.iterator().next();
        assertEquals(0, subtext.start);
        assertEquals(213, subtext.end);
    }

    @Test
    public void testFind2StackTraces() throws IOException {
        // given
        String stacktraceFile = IOUtils.toString(
                StackTraceColorizer.class.getClassLoader().getResourceAsStream("stacktrace/stacktrace2.txt"));

        // when
        SortedSet<SubText> findStackTraces = finder.findStackTraces(stacktraceFile);

        // then
        assertEquals(2, findStackTraces.size());
        Iterator<SubText> iterator = findStackTraces.iterator();
        SubText subtext = iterator.next();
        assertEquals(44, subtext.start);
        assertEquals(3142, subtext.end);
        subtext = iterator.next();
        assertEquals(3183, subtext.start);
        assertEquals(3439, subtext.end);
    }
}