Fix typo in EnvironmentTestUtils

Fixes gh-214

spring-boot/src/test/java/org/springframework/boot/context/listener/ConfigFileApplicationListenerTests.java

@@ -163,7 +163,7 @@ public class ConfigFileApplicationListenerTests {
 
 	@Test
 	public void yamlProfileCanBeChanged() throws Exception {
-		EnvironmentTestUtils.addEnviroment(this.environment,
+		EnvironmentTestUtils.addEnvironment(this.environment,
 				"spring.profiles.active:prod");
 		this.initializer.setNames("testsetprofiles");
 		this.initializer.onApplicationEvent(this.event);
@@ -186,7 +186,7 @@ public class ConfigFileApplicationListenerTests {
 	@Test
 	public void specificResource() throws Exception {
 		String location = "classpath:specificlocation.properties";
-		EnvironmentTestUtils.addEnviroment(this.environment, "spring.config.location:"
+		EnvironmentTestUtils.addEnvironment(this.environment, "spring.config.location:"
 				+ location);
 		this.initializer.onApplicationEvent(this.event);
 		String property = this.environment.getProperty("my.property");
@@ -202,7 +202,7 @@ public class ConfigFileApplicationListenerTests {
 	@Test
 	public void specificResourceAsFile() throws Exception {
 		String location = "file:src/test/resources/specificlocation.properties";
-		EnvironmentTestUtils.addEnviroment(this.environment, "spring.config.location:"
+		EnvironmentTestUtils.addEnvironment(this.environment, "spring.config.location:"
 				+ location);
 		this.initializer.onApplicationEvent(this.event);
 		assertThat(this.environment.getPropertySources().contains(location), is(true));
@@ -239,7 +239,7 @@ public class ConfigFileApplicationListenerTests {
 	@Test
 	public void specificResourceDefaultsToFile() throws Exception {
 		String location = "src/test/resources/specificlocation.properties";
-		EnvironmentTestUtils.addEnviroment(this.environment, "spring.config.location:"
+		EnvironmentTestUtils.addEnvironment(this.environment, "spring.config.location:"
 				+ location);
 		this.initializer.onApplicationEvent(this.event);
 		assertThat(this.environment.getPropertySources().contains("file:" + location),

spring-boot/src/test/java/org/springframework/boot/context/listener/FileEncodingApplicationListenerTests.java

@@ -38,7 +38,7 @@ public class FileEncodingApplicationListenerTests {
 
 	@Test(expected = IllegalStateException.class)
 	public void testIllegalState() {
-		EnvironmentTestUtils.addEnviroment(this.environment,
+		EnvironmentTestUtils.addEnvironment(this.environment,
 				"spring.mandatory_file_encoding:FOO");
 		this.initializer.onApplicationEvent(this.event);
 	}
@@ -51,7 +51,7 @@ public class FileEncodingApplicationListenerTests {
 	@Test
 	public void testSunnyDayMandated() {
 		Assume.assumeNotNull(System.getProperty("file.encoding"));
-		EnvironmentTestUtils.addEnviroment(this.environment,
+		EnvironmentTestUtils.addEnvironment(this.environment,
 				"spring.mandatory_file_encoding:" + System.getProperty("file.encoding"));
 		this.initializer.onApplicationEvent(this.event);
 	}

spring-boot/src/test/java/org/springframework/boot/test/EnvironmentTestUtils.java

@@ -32,10 +32,10 @@ public abstract class EnvironmentTestUtils {
 
 	public static void addEnvironment(ConfigurableApplicationContext context,
 			String... pairs) {
-		addEnviroment(context.getEnvironment(), pairs);
+		addEnvironment(context.getEnvironment(), pairs);
 	}
 
-	public static void addEnviroment(ConfigurableEnvironment environment, String... pairs) {
+	public static void addEnvironment(ConfigurableEnvironment environment, String... pairs) {
 		Map<String, Object> map = new HashMap<String, Object>();
 		for (String pair : pairs) {
 			int index = pair.indexOf(":");