@Test
public void loadLoaderFactoryMetaData() throws Exception {
IMetadata meta = LoaderFactory.getMetadata(testFileFolder + file, null);
assertEquals(meta.getMetaValue("MagicNumber"), "P5");
assertEquals(meta.getMetaValue("Width"), "1024");
assertEquals(meta.getMetaValue("Height"), "1024");
assertEquals(meta.getMetaValue("Maxval"), "65535");
}
@Test
public void testMerlinDataLoaderU32() throws Exception {
final String path = testFileFolder + "I13-20150210-101459-1.mib";
IDataHolder dataHolder = LoaderFactory.getData(path, null);
IDataset data = dataHolder.getDataset(0);
int[] shape = data.getShape();
assertEquals(515, shape[0], 0.0);
assertEquals(515, shape[1], 0.0);
}
@Test
public void testMerlinDataLoader() throws Exception {
final String path = testFileFolder + "default1.mib";
IDataHolder dataHolder = LoaderFactory.getData(path, null);
IDataset data = dataHolder.getDataset(0);
int[] shape = data.getShape();
assertEquals(512, shape[0], 0.0);
assertEquals(512, shape[1], 0.0);
assertEquals(4095, data.max().intValue(), 0.0);
}
@Test
public void loadLoaderFactory() throws Exception {
IDataHolder dataHolder = LoaderFactory.getData(testFileFolder + file, null);
IDataset data = dataHolder.getDataset("Portable Grey Map");
// Check the first data point
assertEquals(data.getDouble(0, 0), 0.0, 0.0);
// Check the middle data point
assertEquals(data.getDouble(512, 511), 15104.0, 0.0);
// Check the last data point
assertEquals(data.getDouble(1023, 1023), 0.0, 0.0);
}
@Test
public void lazyLoadLoaderFactory() throws Exception {
IDataHolder dataHolder = LoaderFactory.getData(testFileFolder + file, true, true, true, null);
ILazyDataset lazy = dataHolder.getLazyDataset("Portable Grey Map");
assertArrayEquals(new int[] {1024, 1024}, lazy.getShape());
IDataset data = lazy.getSlice();
// Check the first data point
assertEquals(data.getDouble(0, 0), 0.0, 0.0);
// Check the middle data point
assertEquals(data.getDouble(512, 511), 15104.0, 0.0);
// Check the last data point
assertEquals(data.getDouble(1023, 1023), 0.0, 0.0);
}
/**
* Method that determines the right Loader and the right Data Files for the "write output data"
* functionality supported by the EasyTest Framework.
*
* @param testData an instance of {@link DataLoader} that helps in identifying the right {@link
* Loader} to write the data back to the file.
* @param testClass the class that the {@link TestInfo} object will be associated with
* @return {@link TestInfo} an instance of {@link TestInfo} containing information about the
* currently executing test.
*/
public static TestInfo determineLoader(DataLoader testData, TestClass testClass) {
TestInfo result = new TestInfo(testClass);
// String[] dataFiles = testData.filePaths();
String[] dataFiles = determineFilePaths(testData);
LoaderType loaderType = determineLoaderType(testData, dataFiles);
// Loader
Loader dataLoader = null;
if (LoaderType.CUSTOM.equals(loaderType) || dataFiles.length == 0) {
dataLoader = getCustomLoaderInstance(testData);
} else {
// user has specified data files and the data fileType is also
// not custom.
if (loaderType != null) {
dataLoader = LoaderFactory.getLoader(loaderType);
}
}
result.setDataLoader(dataLoader);
result.setFilePaths(dataFiles);
result.setWriteData(testData.writeData());
return result;
}
@Test
public void testLoaderFactory() throws Exception {
IDataHolder dh = LoaderFactory.getData(testfile1, null);
if (dh == null || dh.getNames().length < 1) throw new Exception();
}
@Before
public void setup() {
// clear state left over from any previous tests
LoaderFactory.clear();
}
