@Test
public void testSetAmount2() throws Exception {
System.out.println("setAmount2");
/* Set up a new loan */
Loan target = new Loan();
/* get the setAmount method details */
Method method = Loan.class.getDeclaredMethod("setAmount", double.class);
/* make the field assessible */
method.setAccessible(true);
/* invoke the method setAmount with the value 3000.0 */
method.invoke(target, 3000.0);
/*access the field loanAmount and check its value is set the 3000.0*/
Class secretClass = target.getClass();
Field f = secretClass.getDeclaredField("loanAmount");
f.setAccessible(true);
double result = f.getDouble(target);
assertEquals("The amounts should be equal", 3000.00, result, 0.0);
}
private void addClass(Class<?> c) {
if (classes.add(c)) {
if (c.getSuperclass() != null) {
addClass(c.getSuperclass());
}
for (Class<?> sc : c.getInterfaces()) {
addClass(sc);
}
for (Class<?> dc : c.getDeclaredClasses()) {
addClass(dc);
}
for (Method m : c.getDeclaredMethods()) {
addClass(m.getReturnType());
for (Class<?> p : m.getParameterTypes()) {
addClass(p);
}
}
if (c != void.class && dimensions(c) < 2) {
Class<?> arrayClass = Array.newInstance(c, 0).getClass();
arrayClasses.put(c, arrayClass);
addClass(arrayClass);
}
}
}
private List<String> dependenciesOf(Package source) {
List<String> result = new ArrayList<>();
if (source.isAnnotationPresent(DependsUpon.class))
for (Class<?> target : source.getAnnotation(DependsUpon.class).packagesOf())
result.add(target.getPackage().getName());
return result;
}
private static Class<?> type(Location location) {
try {
return Class.forName(location.getClassName());
} catch (Exception e) {
throw new RuntimeException(e);
}
}
/**
* Test to make sure that chunking does not change the results.
*
* @throws ClassNotFoundException
* @throws IllegalAccessException
* @throws InstantiationException
*/
@Test
public void testWithoutChunking()
throws InstantiationException, IllegalAccessException, ClassNotFoundException {
// TODO: this test is basically encapsulated in testWithChunking... so maybe get rid of this?
Chunker.shouldChunkTrainDocs(false);
ProblemSet ps =
new ProblemSet(
Paths.get(JSANConstants.JSAN_PROBLEMSETS_PREFIX, "drexel_1_small.xml").toString());
Document d = ps.trainDocAt("a", "a_01.txt");
Assert.assertNotNull("No document a_01.txt found.", d);
ps.removeTrainDocAt("a", d);
ps.addTestDoc("a", d);
Path path =
Paths.get(JSANConstants.JSAN_FEATURESETS_PREFIX, "writeprints_feature_set_limited.xml");
FullAPI test =
new FullAPI.Builder()
.cfdPath(path.toString())
.ps(ps)
.setAnalyzer(
new WekaAnalyzer(Class.forName("weka.classifiers.functions.SMO").newInstance()))
.numThreads(4)
.analysisType(FullAPI.analysisType.TRAIN_TEST_UNKNOWN)
.build();
test.prepareInstances();
test.run();
String results1 = test.getStatString();
System.out.println(results1);
test =
new FullAPI.Builder()
.cfdPath(path.toString())
.ps(ps)
.setAnalyzer(
new WekaAnalyzer(Class.forName("weka.classifiers.functions.SMO").newInstance()))
.numThreads(4)
.analysisType(FullAPI.analysisType.TRAIN_TEST_UNKNOWN)
.build();
test.prepareInstances();
test.run();
String results2 = test.getStatString();
System.out.println(results2);
Assert.assertEquals("Cached results different from non-cached results", results1, results2);
}
private Method findPublicVoidMethod(Class<?> aClass, String methodName) {
for (Method method : aClass.getDeclaredMethods()) {
if (isPublic(method.getModifiers())
&& method.getReturnType() == void.class
&& methodName.equals(method.getName())) {
return method;
}
}
return null;
}
@Test
public void testSetPeriod() throws Exception {
System.out.println("test setPeriod()");
Loan target = new Loan();
Method method = Loan.class.getDeclaredMethod("setPeriod", int.class);
method.setAccessible(true);
method.invoke(target, 2);
Class secretClass = target.getClass();
Field f = secretClass.getDeclaredField("numberOfPayments");
f.setAccessible(true);
int result = f.getInt(target);
assertEquals("The number of payments should be equal", 24, result);
}
private Method checkThatSingletonContainsStaticInstanceAccessorMethod(Class clazz) {
for (Method method : clazz.getDeclaredMethods()) {
if (method.getReturnType() == clazz && method.getParameterTypes().length == 0) {
assertTrue(
"Method returning the Earth instance should be static",
Modifier.isStatic(method.getModifiers()));
return method;
}
}
fail("No static accessor method found.");
return null; // will never be called.
}
/** Accessing a private field Test of loanamount, of class Loan. */
@Test
public void testSetAmount1() throws Exception {
System.out.println("setAmount1");
Loan target = new Loan(4000.0, 10.0, 5);
/*creat secret class */
Class secretClass = target.getClass();
/* The the private field */
Field f = secretClass.getDeclaredField("loanAmount");
/*Set tha field to accessible */
f.setAccessible(true);
System.out.println("The value in f is " + f.get(target));
/*get the value of the field */
double result = f.getDouble(target);
/*Assert the value is correct */
assertEquals("The amounts should be equal", 4000.00, result, 0.0);
}
// Ang's suggestion on getting annotation values
public static String getClassAnnotationValue(
Class classType, Class annotationType, String attributeName) {
String value = null;
Annotation annotation = classType.getAnnotation(annotationType);
if (annotation != null) {
try {
value = (String) annotation.annotationType().getMethod(attributeName).invoke(annotation);
} catch (Exception ex) {
System.out.println("Failed loading class annotations");
}
}
return value;
}
@Before
public void setUp() throws Exception {
try {
Class.forName("org.hsqldb.jdbcDriver");
connection = DriverManager.getConnection("jdbc:hsqldb:mem:unit-testing-jpa", "sa", "");
} catch (Exception ex) {
ex.printStackTrace();
fail("Exception during HSQL database startup.");
}
try {
emFactory = Persistence.createEntityManagerFactory("MyPersistence");
em = emFactory.createEntityManager();
} catch (Exception ex) {
ex.printStackTrace();
fail("Exception during JPA EntityManager instanciation.");
}
}
public void testSystem(Class ivc, int numc, int numv)
throws java.lang.InstantiationException, java.lang.IllegalAccessException {
IndexVotable iv = (IndexVotable) ivc.newInstance();
IndexVotable nv = (IndexVotable) ivc.newInstance();
generateRandomVotes(numc, numv);
for (int i = 0; i < numv; i++) {
iv.voteIndexVoteSet(ivotes[i]);
nv.voteRating(votes[i]);
}
NameVotingSystem.NameVote[] ivw = iv.getWinners();
NameVotingSystem.NameVote[] nvw = nv.getWinners();
boolean good = SummableVotingSystemTest.winnersEq(ivw, nvw);
if (!good) {
StringBuffer sb = new StringBuffer("index vote=\n");
sbWinners(sb, ivw);
sb.append("name vote=\n");
sbWinners(sb, nvw);
fail(sb.toString());
}
}
/**
* Test to make sure that chunking does not change the results of the cache. It's a long test, but
* it's very important.
*
* @throws ClassNotFoundException
* @throws IllegalAccessException
* @throws InstantiationException
*/
@Test
public void testWithChunking()
throws InstantiationException, IllegalAccessException, ClassNotFoundException {
// the max difference allowed between chunked / non-chunked.
double maxDifferential = 0.05;
ProblemSet ps =
new ProblemSet(
Paths.get(JSANConstants.JSAN_PROBLEMSETS_PREFIX, "drexel_1_small.xml").toString());
Document d = ps.trainDocAt("a", "a_01.txt");
Assert.assertNotNull("No document a_01.txt found.", d);
ps.removeTrainDocAt("a", d);
ps.addTestDoc("a", d);
Path path =
Paths.get(JSANConstants.JSAN_FEATURESETS_PREFIX, "writeprints_feature_set_limited.xml");
FullAPI test =
new FullAPI.Builder()
.cfdPath(path.toString())
.ps(ps)
.setAnalyzer(
new WekaAnalyzer(Class.forName("weka.classifiers.functions.SMO").newInstance()))
.numThreads(4)
.analysisType(FullAPI.analysisType.TRAIN_TEST_UNKNOWN)
.build();
test.prepareInstances();
test.run();
String results1 = test.getStatString();
System.out.println(results1);
test =
new FullAPI.Builder()
.cfdPath(path.toString())
.ps(ps)
.setAnalyzer(
new WekaAnalyzer(Class.forName("weka.classifiers.functions.SMO").newInstance()))
.numThreads(4)
.analysisType(FullAPI.analysisType.TRAIN_TEST_UNKNOWN)
.build();
test.prepareInstances();
test.run();
String results2 = test.getStatString();
System.out.println(results2);
Assert.assertEquals("Cached results different from non-cached results", results1, results2);
// make it rechunk, then test to make sure the results are the same.
deleteRecursive(Paths.get(JSANConstants.JSAN_CHUNK_DIR).toFile(), true);
test =
new FullAPI.Builder()
.cfdPath(path.toString())
.ps(ps)
.setAnalyzer(
new WekaAnalyzer(Class.forName("weka.classifiers.functions.SMO").newInstance()))
.numThreads(4)
.analysisType(FullAPI.analysisType.TRAIN_TEST_UNKNOWN)
.build();
test.prepareInstances();
test.run();
String results3 = test.getStatString();
System.out.println(results3);
Assert.assertEquals("Cached results different from non-cached results", results2, results3);
// now, keep the chunks, but delete the cache, and try again.
File cacheDir = Paths.get(JSANConstants.JSAN_CACHE).toFile();
for (File f : cacheDir.listFiles()) {
if (f.getName() != "chunked") {
deleteRecursive(f, true);
}
}
test =
new FullAPI.Builder()
.cfdPath(path.toString())
.ps(ps)
.setAnalyzer(
new WekaAnalyzer(Class.forName("weka.classifiers.functions.SMO").newInstance()))
.numThreads(4)
.analysisType(FullAPI.analysisType.TRAIN_TEST_UNKNOWN)
.build();
test.prepareInstances();
test.run();
String results4 = test.getStatString();
System.out.println(results4);
Assert.assertEquals("Cached results different from non-cached results", results3, results4);
// ----------------------------------------------------------------------------
// Turn off chunking and make sure the results are the same
// There is good reason to test to make sure the results for this test are
// (close to) the same, regardless of whether chunking is on or not.
// ----------------------------------------------------------------------------
deleteRecursive(Paths.get(JSANConstants.JSAN_CACHE).toFile(), true);
Chunker.shouldChunkTrainDocs(false);
ps =
new ProblemSet(
Paths.get(JSANConstants.JSAN_PROBLEMSETS_PREFIX, "drexel_1_small.xml").toString());
d = ps.trainDocAt("a", "a_01.txt");
Assert.assertNotNull("No document a_01.txt found.", d);
ps.removeTrainDocAt("a", d);
ps.addTestDoc("a", d);
path = Paths.get(JSANConstants.JSAN_FEATURESETS_PREFIX, "writeprints_feature_set_limited.xml");
test =
new FullAPI.Builder()
.cfdPath(path.toString())
.ps(ps)
.setAnalyzer(
new WekaAnalyzer(Class.forName("weka.classifiers.functions.SMO").newInstance()))
.numThreads(4)
.analysisType(FullAPI.analysisType.TRAIN_TEST_UNKNOWN)
.build();
test.prepareInstances();
test.run();
results4 = results4.trim();
String res4 = results4.substring(results4.lastIndexOf("\n") + 1);
String[] allRes4 = Pattern.compile("|", Pattern.LITERAL).split(res4);
String results5 = test.getStatString();
System.out.println(results5);
String res5 = results5.trim().substring(results5.trim().lastIndexOf("\n") + 1);
String[] allRes5 = Pattern.compile("|", Pattern.LITERAL).split(res5);
for (int i = 1; i < allRes4.length; i++) {
double num = Double.parseDouble(allRes4[i].trim().replace(" +", ""));
double num2 = Double.parseDouble(allRes5[i].trim().replace(" +", ""));
Assert.assertTrue(
"There was a large difference between results for chunked / non-chunked."
+ " \nChunked: "
+ num
+ "; Non-chunked: "
+ num2,
(Math.abs((num - num2)) / num2 <= maxDifferential));
}
// Changed test to the one above.. since there WILL be differences between chunked/non-chunked,
// we should just make sure that the difference isn't huge.
// Assert.assertEquals("Chunked results different from non-chunked results", results4,
// results5);
// now do it again with the cache
test =
new FullAPI.Builder()
.cfdPath(path.toString())
.ps(ps)
.setAnalyzer(
new WekaAnalyzer(Class.forName("weka.classifiers.functions.SMO").newInstance()))
.numThreads(4)
.analysisType(FullAPI.analysisType.TRAIN_TEST_UNKNOWN)
.build();
test.prepareInstances();
test.run();
String results6 = test.getStatString();
System.out.println(results6);
Assert.assertEquals("Cached results different from non-cached results", results5, results6);
// make it rechunk, then test to make sure the results are the same.
deleteRecursive(Paths.get(JSANConstants.JSAN_CHUNK_DIR).toFile(), true);
test =
new FullAPI.Builder()
.cfdPath(path.toString())
.ps(ps)
.setAnalyzer(
new WekaAnalyzer(Class.forName("weka.classifiers.functions.SMO").newInstance()))
.numThreads(4)
.analysisType(FullAPI.analysisType.TRAIN_TEST_UNKNOWN)
.build();
test.prepareInstances();
test.run();
String results7 = test.getStatString();
System.out.println(results7);
Assert.assertEquals("Cached results different from non-cached results", results6, results7);
// now, keep the chunks, but delete the cache, and try again.
for (File f : cacheDir.listFiles()) {
if (f.getName() != "chunked") {
deleteRecursive(f, true);
}
}
test =
new FullAPI.Builder()
.cfdPath(path.toString())
.ps(ps)
.setAnalyzer(
new WekaAnalyzer(Class.forName("weka.classifiers.functions.SMO").newInstance()))
.numThreads(4)
.analysisType(FullAPI.analysisType.TRAIN_TEST_UNKNOWN)
.build();
test.prepareInstances();
test.run();
String results8 = test.getStatString();
System.out.println(results8);
Assert.assertEquals("Cached results different from non-cached results", results7, results8);
}
public TestBase(Class c) {
tablePrefix = "UNIT_TEST_" + c.getSimpleName();
}
/*
* Tests to make sure the caching system works.
* Compares the results of using cached/non-cached features.
*
* Takes about 1 minute, depending on the authors selected and how many documents they have.
*/
@Test
public void scalingCached() throws Exception {
// TODO: Tests generally should have no randomness. We should perform these tests on a set of
// static problem sets
// that the test uses every time.
int num_authors = 2;
System.out.println(num_authors);
File source = Paths.get(JSANConstants.JSAN_CORPORA_PREFIX, "drexel_1").toFile();
Assert.assertTrue(
"You don't have the specified corpora available.", source.exists() && source.isDirectory());
// This can be anything. Problem set location
File dest = Paths.get(JSANConstants.JUNIT_RESOURCE_PACKAGE, "temp", "cache_test_.xml").toFile();
GenericProblemSetCreator.createProblemSetsWithSize(source, dest, num_authors, 10);
File[] problem_sets = BekahUtil.listNotHiddenFiles(dest.getParentFile());
for (File problem_set : problem_sets) {
// Delete the cache in the beginning
// File to cache
deleteRecursive(new File(JSANConstants.JSAN_CACHE), false);
try {
Thread.sleep(20);
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
System.out.println(problem_set);
ProblemSet p = new ProblemSet(problem_set.getAbsolutePath());
Set<String> authors = p.getAuthors();
for (String a : authors) {
System.out.print(a + ",");
}
System.out.println("");
Path path =
Paths.get(JSANConstants.JSAN_FEATURESETS_PREFIX, "writeprints_feature_set_limited.xml");
FullAPI test =
new FullAPI.Builder()
.cfdPath(path.toString())
.psPath(problem_set.getAbsolutePath())
.setAnalyzer(
new WekaAnalyzer(Class.forName("weka.classifiers.functions.SMO").newInstance()))
.numThreads(4)
.analysisType(FullAPI.analysisType.CROSS_VALIDATION)
.build();
long bef1 = System.currentTimeMillis();
test.prepareInstances();
test.run();
ExperimentResults r1 = test.getResults();
long aft1 = System.currentTimeMillis();
String result1 = r1.getStatisticsString();
System.out.println(result1);
FullAPI test2 =
new FullAPI.Builder()
.cfdPath(path.toString())
.psPath(problem_set.getAbsolutePath())
.setAnalyzer(
new WekaAnalyzer(Class.forName("weka.classifiers.functions.SMO").newInstance()))
.numThreads(4)
.analysisType(FullAPI.analysisType.CROSS_VALIDATION)
.build();
long bef2 = System.currentTimeMillis();
test2.prepareInstances();
test2.run();
ExperimentResults r2 = test2.getResults();
long aft2 = System.currentTimeMillis();
String result2 = r2.getStatisticsString();
System.out.println(result2);
Assert.assertEquals("Cached results different from non-cached results", result1, result2);
System.out.print((aft1 - bef1) / 1000 + " s\t");
System.out.println((aft2 - bef2) / 1000 + " s");
}
}
/**
* Test to make sure that chunking does not change the results.
*
* @throws ClassNotFoundException
* @throws IllegalAccessException
* @throws InstantiationException
*/
@Test
public void testNoCache()
throws InstantiationException, IllegalAccessException, ClassNotFoundException {
ProblemSet ps =
new ProblemSet(
Paths.get(JSANConstants.JSAN_PROBLEMSETS_PREFIX, "drexel_1_small.xml").toString());
Document d = ps.trainDocAt("a", "a_01.txt");
Assert.assertNotNull("No document a_01.txt found.", d);
ps.removeTrainDocAt("a", d);
ps.addTestDoc("a", d);
Path path =
Paths.get(JSANConstants.JSAN_FEATURESETS_PREFIX, "writeprints_feature_set_limited.xml");
FullAPI test =
new FullAPI.Builder()
.cfdPath(path.toString())
.ps(ps)
.setAnalyzer(
new WekaAnalyzer(Class.forName("weka.classifiers.functions.SMO").newInstance()))
.numThreads(4)
.analysisType(FullAPI.analysisType.TRAIN_TEST_UNKNOWN)
.useCache(false)
.build();
long bef1 = System.currentTimeMillis();
test.prepareInstances();
test.run();
long aft1 = System.currentTimeMillis();
String results1 = test.getStatString();
System.out.println(results1);
test =
new FullAPI.Builder()
.cfdPath(path.toString())
.ps(ps)
.setAnalyzer(
new WekaAnalyzer(Class.forName("weka.classifiers.functions.SMO").newInstance()))
.numThreads(4)
.analysisType(FullAPI.analysisType.TRAIN_TEST_UNKNOWN)
.useCache(false)
.build();
long bef2 = System.currentTimeMillis();
test.prepareInstances();
test.run();
long aft2 = System.currentTimeMillis();
String results2 = test.getStatString();
System.out.println(results2);
long time1 = aft1 - bef1;
long time2 = aft2 - bef2;
// This assertion may be too lenient. Just trying to make sure that the time it takes the
// second time is close to the time it takes the first time (in other words, so we know for sure
// it did not use any extracted features)
double percentDiff = (double) (Math.abs(time1 - time2)) / time2;
System.out.println("Percent difference between two runs: " + percentDiff);
File cache = Paths.get(JSANConstants.JSAN_CACHE).toFile();
File[] contents = cache.listFiles();
Assert.assertNotNull("No files in cache. Chunking directory should be there.", contents);
boolean foundChunkingDirectory = false;
for (File f : contents) {
if (f.isDirectory() && f.getName().equals(CacheTests.CHUNKED_DIR_NAME))
foundChunkingDirectory = true;
else {
Assert.fail("The caching system made directories/files when caching was turned off.");
}
}
Assert.assertTrue(
"Chunking was turned on, but no chunking directory was found.", foundChunkingDirectory);
}
@BeforeClass
public static void forName() throws Exception {
Class.forName("org.sqlite.JDBC");
}
public TypeUniverse() {
Providers providers =
Graal.getRequiredCapability(RuntimeProvider.class).getHostBackend().getProviders();
metaAccess = providers.getMetaAccess();
constantReflection = providers.getConstantReflection();
snippetReflection = Graal.getRequiredCapability(SnippetReflectionProvider.class);
Unsafe theUnsafe = null;
try {
theUnsafe = Unsafe.getUnsafe();
} catch (Exception e) {
try {
Field theUnsafeField = Unsafe.class.getDeclaredField("theUnsafe");
theUnsafeField.setAccessible(true);
theUnsafe = (Unsafe) theUnsafeField.get(null);
} catch (Exception e1) {
throw (InternalError) new InternalError("unable to initialize unsafe").initCause(e1);
}
}
unsafe = theUnsafe;
Class<?>[] initialClasses = {
void.class,
boolean.class,
byte.class,
short.class,
char.class,
int.class,
float.class,
long.class,
double.class,
Object.class,
Class.class,
ClassLoader.class,
String.class,
Serializable.class,
Cloneable.class,
Test.class,
TestMetaAccessProvider.class,
List.class,
Collection.class,
Map.class,
Queue.class,
HashMap.class,
LinkedHashMap.class,
IdentityHashMap.class,
AbstractCollection.class,
AbstractList.class,
ArrayList.class
};
for (Class<?> c : initialClasses) {
addClass(c);
}
for (Field f : Constant.class.getDeclaredFields()) {
int mods = f.getModifiers();
if (f.getType() == Constant.class
&& Modifier.isPublic(mods)
&& Modifier.isStatic(mods)
&& Modifier.isFinal(mods)) {
try {
Constant c = (Constant) f.get(null);
if (c != null) {
constants.add(c);
}
} catch (Exception e) {
}
}
}
for (Class<?> c : classes) {
if (c != void.class && !c.isArray()) {
constants.add(snippetReflection.forObject(Array.newInstance(c, 42)));
}
}
constants.add(snippetReflection.forObject(new ArrayList<>()));
constants.add(snippetReflection.forObject(new IdentityHashMap<>()));
constants.add(snippetReflection.forObject(new LinkedHashMap<>()));
constants.add(snippetReflection.forObject(new TreeMap<>()));
constants.add(snippetReflection.forObject(new ArrayDeque<>()));
constants.add(snippetReflection.forObject(new LinkedList<>()));
constants.add(snippetReflection.forObject("a string"));
constants.add(snippetReflection.forObject(42));
constants.add(snippetReflection.forObject(String.class));
constants.add(snippetReflection.forObject(String[].class));
}
public static int dimensions(Class<?> c) {
if (c.getComponentType() != null) {
return 1 + dimensions(c.getComponentType());
}
return 0;
}
