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jez04 authoredf32b201e
ClassStructureTest.java 3.56 KiB
package jez04.structure.test;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.junit.jupiter.api.Assertions.fail;
import java.io.IOException;
import java.io.InputStreamReader;
import java.lang.reflect.Constructor;
import java.lang.reflect.InvocationTargetException;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import org.junit.jupiter.api.Test;
import cz.vsb.fei.lab.App;
import cz.vsb.fei.lab.Score;
import cz.vsb.fei.lab.ScoreNotLoaded;
class ClassStructureTest {
StructureHelper helper = new StructureHelper();
private static String className = "Score";
@Test
void scoreExistenceTest() {
// helper.classExist(className);
Class<?> c = Score.class;// helper.getClass(className);
helper.hasProperty(c, "name", String.class, false);
helper.hasProperty(c, "points", int.class, false);
helper.hasMethod(c, "generate", Score.class);
}
@Test
void scoreNotLoadedExistenceTest() {
// helper.classExist(className);
Class<?> c = ScoreNotLoaded.class;// helper.getClass("ScoreNotLoaded");
helper.hasProperty(c, "count", int.class, false);
helper.hasExtends(c, Exception.class);
}
@Test
void generateScoresTest() {
App app = new App();
assertTrue(app.generateScores(10).size() == 10);
}
@Test
void loadScoresFromStreamTest() throws Exception {
App app = new App();
assertTrue(app.loadScoresFromStream(new InputStreamReader(App.class.getResourceAsStream("/bestScore-ok.csv")))
.size() > 1);
}
void loadScoresFromStreamExceptionTest() throws ScoreNotLoaded, IllegalAccessException, InvocationTargetException, NoSuchMethodException, SecurityException {
App app = new App();
try {
app.loadScoresFromStream(new InputStreamReader(App.class.getResourceAsStream("/bestScores-err.csv")))
.size();
fail("Exception not throwen!");
} catch (Exception e) {
assertEquals(ScoreNotLoaded.class, e.getClass(), "Excpectin exception of type ScoreNotLoaded");
ScoreNotLoaded ex = (ScoreNotLoaded) e;
int count = (int)ScoreNotLoaded.class.getDeclaredMethod("getCount").invoke(ex);
assertTrue(count > 0, "Info about already parsed line missing");
}
}
void loadScoresTest() {
App app = new App();
app.loadScores();
}
void saveScoresTest() throws IOException, NoSuchMethodException, SecurityException, InstantiationException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
App app = new App();
app.saveScores(List.of(createScore("test", 1), createScore("test2", 15)), "test.csv");
assertEquals(2, Files.lines(Paths.get("test.csv")).count(),
"Expecting existent of file test.csv with 2 lines.");
}
private Score createScore(String name, int points) throws NoSuchMethodException, SecurityException, InstantiationException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
Constructor constructor = Score.class.getConstructor(String.class, int.class);
return (Score)constructor.newInstance(name, points);
}
void saveScoresDirsTest() throws IOException, NoSuchMethodException, SecurityException, InstantiationException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
App app = new App();
app.saveScores(List.of(createScore("test", 1), createScore("test2", 15)), "test/subtest/test.csv");
assertEquals(2, Files.lines(Paths.get("test", "subtest", "test.csv")).count(),
"Expecting existent of file test.csv with 2 lines.");
}
}