Examples with DummyFileWork org.apache.drill.exec.physical.impl.scan.v3.file.BaseFileScanTest.DummyFileWork used on opensource projects

Example 6 with DummyFileWork

use of org.apache.drill.exec.physical.impl.scan.v3.file.BaseFileScanTest.DummyFileWork in project drill by apache.

the class TestFileScanLifecycle method testNoImplicit.

/**
 * Sanity test that the file scan framework works the same as the base framework
 * when no implicit columns are present.
 */
@Test
public void testNoImplicit() {
    FileScanLifecycleBuilder builder = new FileScanLifecycleBuilder();
    builder.rootDir(MOCK_ROOT_PATH);
    builder.fileSplits(Collections.singletonList(new DummyFileWork(MOCK_FILE_PATH)));
    builder.readerFactory(new FileReaderFactory() {

        @Override
        public ManagedReader newReader(FileSchemaNegotiator negotiator) {
            return new MockEarlySchemaReader(negotiator, 1);
        }
    });
    ScanLifecycle scan = buildScan(builder);
    assertSame(ProjectionType.ALL, scan.schemaTracker().projectionType());
    RowBatchReader reader = scan.nextReader();
    assertTrue(reader.open());
    assertTrue(reader.next());
    RowSetUtilities.verify(simpleExpected(0), fixture.wrap(reader.output()));
    assertFalse(reader.next());
    reader.close();
    scan.close();
}