Add simple performance test for properties binding

spring-boot/src/test/java/org/springframework/boot/bind/PropertiesConfigurationFactoryPerformanceTests.java

+/*
+ * Copyright 2012-2013 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.boot.bind;
+
+import java.io.IOException;
+
+import javax.validation.constraints.NotNull;
+
+import org.junit.BeforeClass;
+import org.junit.experimental.theories.DataPoints;
+import org.junit.experimental.theories.Theories;
+import org.junit.experimental.theories.Theory;
+import org.junit.runner.RunWith;
+import org.springframework.boot.test.EnvironmentTestUtils;
+import org.springframework.context.support.StaticMessageSource;
+import org.springframework.core.env.StandardEnvironment;
+import org.springframework.validation.Validator;
+
+import static org.junit.Assert.assertEquals;
+
+/**
+ * Tests for {@link PropertiesConfigurationFactory}.
+ *
+ * @author Dave Syer
+ */
+@RunWith(Theories.class)
+public class PropertiesConfigurationFactoryPerformanceTests {
+
+	@DataPoints
+	public static String[] values = new String[1000];
+
+	private PropertiesConfigurationFactory<Foo> factory;
+
+	private Validator validator;
+
+	private boolean ignoreUnknownFields = true;
+
+	private String targetName = null;
+
+	private static StandardEnvironment environment = new StandardEnvironment();
+
+	@BeforeClass
+	public static void init() {
+		EnvironmentTestUtils.addEnvironment(environment, "name: blah", "bar: blah");
+	}
+
+	@Theory
+	public void testValidProperties(String value) throws Exception {
+		Foo foo = createFoo();
+		assertEquals("blah", foo.bar);
+		assertEquals("blah", foo.name);
+	}
+
+	private Foo createFoo() throws Exception {
+		setupFactory();
+		this.factory.setPropertySources(environment.getPropertySources());
+		this.factory.afterPropertiesSet();
+		return this.factory.getObject();
+	}
+
+	private void setupFactory() throws IOException {
+		this.factory = new PropertiesConfigurationFactory<Foo>(Foo.class);
+		this.factory.setValidator(this.validator);
+		this.factory.setTargetName(this.targetName);
+		this.factory.setIgnoreUnknownFields(this.ignoreUnknownFields);
+		this.factory.setMessageSource(new StaticMessageSource());
+	}
+
+	// Foo needs to be public and to have setters for all properties
+	public static class Foo {
+		@NotNull
+		private String name;
+
+		private String bar;
+
+		public String getName() {
+			return this.name;
+		}
+
+		public void setName(String name) {
+			this.name = name;
+		}
+
+		public String getBar() {
+			return this.bar;
+		}
+
+		public void setBar(String bar) {
+			this.bar = bar;
+		}
+
+	}
+
+}