BATCH-1895: Fixed merge issues

spring-batch-infrastructure/src/test/java/org/springframework/batch/retry/policy/CompositeRetryPolicyTests.java

@@ -0,0 +1,150 @@
+/*
+ * Copyright 2006-2007 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.batch.retry.policy;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import junit.framework.TestCase;
+
+import org.springframework.batch.retry.RetryContext;
+import org.springframework.batch.retry.RetryPolicy;
+
+public class CompositeRetryPolicyTests extends TestCase {
+
+	public void testEmptyPolicies() throws Exception {
+		CompositeRetryPolicy policy = new CompositeRetryPolicy();
+		RetryContext context = policy.open(null);
+		assertNotNull(context);
+		assertTrue(policy.canRetry(context));
+	}
+
+	public void testTrivialPolicies() throws Exception {
+		CompositeRetryPolicy policy = new CompositeRetryPolicy();
+		policy.setPolicies(new RetryPolicy[] { new MockRetryPolicySupport(), new MockRetryPolicySupport() });
+		RetryContext context = policy.open(null);
+		assertNotNull(context);
+		assertTrue(policy.canRetry(context));
+	}
+
+	public void testNonTrivialPolicies() throws Exception {
+		CompositeRetryPolicy policy = new CompositeRetryPolicy();
+		policy.setPolicies(new RetryPolicy[] { new MockRetryPolicySupport(), new MockRetryPolicySupport() {
+			public boolean canRetry(RetryContext context) {
+				return false;
+			}
+		} });
+		RetryContext context = policy.open(null);
+		assertNotNull(context);
+		assertFalse(policy.canRetry(context));
+	}
+
+	public void testNonTrivialPoliciesWithThrowable() throws Exception {
+		CompositeRetryPolicy policy = new CompositeRetryPolicy();
+		policy.setPolicies(new RetryPolicy[] { new MockRetryPolicySupport(), new MockRetryPolicySupport() {
+			boolean errorRegistered = false;
+
+			public boolean canRetry(RetryContext context) {
+				return !errorRegistered;
+			}
+
+			public void registerThrowable(RetryContext context, Throwable throwable) {
+				errorRegistered = true;
+			}
+		} });
+		RetryContext context = policy.open(null);
+		assertNotNull(context);
+		assertTrue(policy.canRetry(context));
+		policy.registerThrowable(context, null);
+		assertFalse("Should be still able to retry", policy.canRetry(context));
+	}
+
+	public void testNonTrivialPoliciesClose() throws Exception {
+		final List<String> list = new ArrayList<String>();
+		CompositeRetryPolicy policy = new CompositeRetryPolicy();
+		policy.setPolicies(new RetryPolicy[] { new MockRetryPolicySupport() {
+			public void close(RetryContext context) {
+				list.add("1");
+			}
+		}, new MockRetryPolicySupport() {
+			public void close(RetryContext context) {
+				list.add("2");
+			}
+		} });
+		RetryContext context = policy.open(null);
+		assertNotNull(context);
+		policy.close(context);
+		assertEquals(2, list.size());
+	}
+
+	public void testExceptionOnPoliciesClose() throws Exception {
+		final List<String> list = new ArrayList<String>();
+		CompositeRetryPolicy policy = new CompositeRetryPolicy();
+		policy.setPolicies(new RetryPolicy[] { new MockRetryPolicySupport() {
+			public void close(RetryContext context) {
+				list.add("1");
+				throw new RuntimeException("Pah!");
+			}
+		}, new MockRetryPolicySupport() {
+			public void close(RetryContext context) {
+				list.add("2");
+			}
+		} });
+		RetryContext context = policy.open(null);
+		assertNotNull(context);
+		try {
+			policy.close(context);
+			fail("Expected RuntimeException");
+		} catch (RuntimeException e) {
+			assertEquals("Pah!", e.getMessage());
+		}
+		assertEquals(2, list.size());
+	}
+
+	public void testRetryCount() throws Exception {
+		CompositeRetryPolicy policy = new CompositeRetryPolicy();
+		policy.setPolicies(new RetryPolicy[] { new MockRetryPolicySupport(), new MockRetryPolicySupport() });
+		RetryContext context = policy.open(null);
+		assertNotNull(context);
+		policy.registerThrowable(context, null);
+		assertEquals(0, context.getRetryCount());
+		policy.registerThrowable(context, new RuntimeException("foo"));
+		assertEquals(1, context.getRetryCount());
+		assertEquals("foo", context.getLastThrowable().getMessage());
+	}
+
+	public void testParent() throws Exception {
+		CompositeRetryPolicy policy = new CompositeRetryPolicy();
+		RetryContext context = policy.open(null);
+		RetryContext child = policy.open(context);
+		assertNotSame(child, context);
+		assertSame(context, child.getParent());
+	}
+	
+	public void testOptimistic() throws Exception {
+		CompositeRetryPolicy policy = new CompositeRetryPolicy();
+		policy.setOptimistic(true);
+		policy.setPolicies(new RetryPolicy[] { new MockRetryPolicySupport() {
+			public boolean canRetry(RetryContext context) {
+				return false;
+			}
+		}, new MockRetryPolicySupport() });
+		RetryContext context = policy.open(null);
+		assertNotNull(context);
+		assertTrue(policy.canRetry(context));
+	}
+}