move tests to separate project

vtm-tests/test/org/oscim/tiling/source/UrlTileSourceTest.java

@@ -0,0 +1,58 @@
+package org.oscim.tiling.source;
+
+import com.squareup.okhttp.OkHttpClient;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.oscim.tiling.ITileDataSource;
+
+import static org.fest.assertions.api.Assertions.assertThat;
+
+public class UrlTileSourceTest {
+	private UrlTileSource tileSource;
+
+	@Before
+	public void setUp() throws Exception {
+		tileSource = new TestTileSource("http://example.org/tiles/vtm");
+	}
+
+	@Test
+	public void shouldNotBeNull() throws Exception {
+		assertThat(tileSource).isNotNull();
+	}
+
+	@Test
+	public void shouldUseDefaultHttpEngine() throws Exception {
+		TestTileDataSource dataSource = (TestTileDataSource) tileSource.getDataSource();
+		assertThat(dataSource.getConnection()).isInstanceOf(LwHttp.class);
+	}
+
+	@Test
+	public void shouldUseCustomHttpEngine() throws Exception {
+		tileSource.setHttpEngine(new OkHttpEngine(tileSource.getUrl()));
+		TestTileDataSource dataSource = (TestTileDataSource) tileSource.getDataSource();
+		assertThat(dataSource.getConnection()).isInstanceOf(OkHttpEngine.class);
+	}
+
+	class TestTileSource extends UrlTileSource {
+		public TestTileSource(String urlString) {
+			super(urlString);
+		}
+
+		@Override
+		public ITileDataSource getDataSource() {
+			return new TestTileDataSource(this, null, getHttpEngine());
+		}
+	}
+
+	class TestTileDataSource extends UrlTileDataSource {
+		public TestTileDataSource(UrlTileSource tileSource, ITileDecoder tileDecoder,
+				HttpEngine conn) {
+			super(tileSource, tileDecoder, conn);
+		}
+
+		public HttpEngine getConnection() {
+			return mConn;
+		}
+	}
+}