juneau-core/juneau-core-utest/src/test/java/org/apache/juneau/encoders/EncoderGroupTest.java

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// *  http://www.apache.org/licenses/LICENSE-2.0                                                                             *
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package org.apache.juneau.encoders;

import static org.apache.juneau.testutils.TestUtils.*;

import org.junit.*;

@SuppressWarnings({})
public class EncoderGroupTest {

	//====================================================================================================
	// Test matching
	//====================================================================================================
	@Test
	public void testEncoderGroupMatching() throws Exception {

		EncoderGroup g = EncoderGroup.create().append(Encoder1.class, Encoder2.class, Encoder3.class).build();
		assertInstanceOf(Encoder1.class, g.getEncoder("gzip1"));
		assertInstanceOf(Encoder2.class, g.getEncoder("gzip2"));
		assertInstanceOf(Encoder2.class, g.getEncoder("gzip2a"));
		assertInstanceOf(Encoder3.class, g.getEncoder("gzip3"));
		assertInstanceOf(Encoder3.class, g.getEncoder("gzip3a"));
		assertInstanceOf(Encoder3.class, g.getEncoder("gzip3,gzip2,gzip1"));
		assertInstanceOf(Encoder1.class, g.getEncoder("gzip3;q=0.9,gzip2;q=0.1,gzip1"));
		assertInstanceOf(Encoder3.class, g.getEncoder("gzip2;q=0.9,gzip1;q=0.1,gzip3"));
		assertInstanceOf(Encoder2.class, g.getEncoder("gzip1;q=0.9,gzip3;q=0.1,gzip2"));
	}

	public static class Encoder1 extends GzipEncoder {
		@Override /* Encoder */
		public String[] getCodings() {
			return new String[]{"gzip1"};
		}
	}

	public static class Encoder2 extends GzipEncoder {
		@Override /* Encoder */
		public String[] getCodings() {
			return new String[]{"gzip2","gzip2a"};
		}
	}

	public static class Encoder3 extends GzipEncoder {
		@Override /* Encoder */
		public String[] getCodings() {
			return new String[]{"gzip3","gzip3a"};
		}
	}

	//====================================================================================================
	// Test inheritence
	//====================================================================================================
	@Test
	public void testInheritence() throws Exception {
		EncoderGroupBuilder gb = null;
		EncoderGroup g = null;

		gb = EncoderGroup.create().append(E1.class, E2.class);
		g = gb.build();
		assertObjectEquals("['E1','E2','E2a']", g.getSupportedEncodings());

		gb = g.builder().append(E3.class, E4.class);
		g = gb.build();
		assertObjectEquals("['E3','E4','E4a','E1','E2','E2a']", g.getSupportedEncodings());

		gb = g.builder().append(E5.class);
		g = gb.build();
		assertObjectEquals("['E5','E3','E4','E4a','E1','E2','E2a']", g.getSupportedEncodings());
	}

	public static class E1 extends GzipEncoder {
		@Override /* Encoder */
		public String[] getCodings() {
			return new String[]{"E1"};
		}
	}

	public static class E2 extends GzipEncoder {
		@Override /* Encoder */
		public String[] getCodings() {
			return new String[]{"E2","E2a"};
		}
	}

	public static class E3 extends GzipEncoder {
		@Override /* Encoder */
		public String[] getCodings() {
			return new String[]{"E3"};
		}
	}

	public static class E4 extends GzipEncoder {
		@Override /* Encoder */
		public String[] getCodings() {
			return new String[]{"E4","E4a"};
		}
	}

	public static class E5 extends GzipEncoder {
		@Override /* Encoder */
		public String[] getCodings() {
			return new String[]{"E5"};
		}
	}
}