[SPR-7960][SPR-8386] First draft of SmartContextLoader SPI, MergedContextConfiguration, and ContextConfigurationAttributes.
This commit is contained in:
Sam Brannen
@@ -16,6 +16,7 @@
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package org.springframework.test.context;
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import static org.junit.Assert.assertArrayEquals;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertNotNull;
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import static org.junit.Assert.assertTrue;
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@@ -24,6 +25,10 @@ import java.util.Arrays;
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import java.util.List;
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import org.junit.Test;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.test.context.support.AnnotationConfigContextLoader;
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import org.springframework.test.context.support.GenericPropertiesContextLoader;
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import org.springframework.test.context.support.GenericXmlContextLoader;
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/**
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* Unit tests for {@link ContextLoaderUtils}.
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@@ -33,25 +38,138 @@ import org.junit.Test;
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*/
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public class ContextLoaderUtilsTests {
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private static final String[] EMPTY_STRING_ARRAY = new String[] {};
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private void assertAttributes(ContextConfigurationAttributes attributes, Class<?> expectedDeclaringClass,
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String[] expectedLocations, Class<?>[] expectedClasses,
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Class<? extends ContextLoader> expectedContextLoaderClass, boolean expectedInheritLocations) {
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assertEquals(expectedDeclaringClass, attributes.getDeclaringClass());
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assertArrayEquals(expectedLocations, attributes.getLocations());
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assertArrayEquals(expectedClasses, attributes.getClasses());
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assertEquals(expectedInheritLocations, attributes.isInheritLocations());
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assertEquals(expectedContextLoaderClass, attributes.getContextLoader());
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}
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private void assertFooAttributes(ContextConfigurationAttributes attributes) {
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assertAttributes(attributes, Foo.class, new String[] { "/foo.xml" }, new Class<?>[] { FooConfig.class },
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ContextLoader.class, false);
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}
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private void assertBarAttributes(ContextConfigurationAttributes attributes) {
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assertAttributes(attributes, Bar.class, new String[] { "/bar.xml" }, new Class<?>[] { BarConfig.class },
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AnnotationConfigContextLoader.class, true);
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}
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private void assertMergedContextConfiguration(MergedContextConfiguration mergedConfig, Class<?> expectedTestClass,
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String[] expectedLocations, Class<? extends ContextLoader> expectedContextLoaderClass) {
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assertNotNull(mergedConfig);
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assertEquals(expectedTestClass, mergedConfig.getTestClass());
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assertNotNull(mergedConfig.getLocations());
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assertArrayEquals(expectedLocations, mergedConfig.getLocations());
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assertNotNull(mergedConfig.getClasses());
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assertNotNull(mergedConfig.getActiveProfiles());
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assertEquals(expectedContextLoaderClass, mergedConfig.getContextLoader().getClass());
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}
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@Test(expected = IllegalStateException.class)
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public void resolveContextConfigurationAttributesWithConflictingLocations() {
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ContextLoaderUtils.resolveContextConfigurationAttributes(ConflictingLocations.class);
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}
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@Test
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public void resolveContextConfigurationAttributesWithBareAnnotations() {
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List<ContextConfigurationAttributes> attributesList = ContextLoaderUtils.resolveContextConfigurationAttributes(BareAnnotations.class);
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assertNotNull(attributesList);
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assertEquals(1, attributesList.size());
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assertAttributes(attributesList.get(0), BareAnnotations.class, EMPTY_STRING_ARRAY, new Class<?>[] {},
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ContextLoader.class, true);
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}
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@Test
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public void resolveContextConfigurationAttributesWithLocalAnnotation() {
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List<ContextConfigurationAttributes> attributesList = ContextLoaderUtils.resolveContextConfigurationAttributes(Foo.class);
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assertNotNull(attributesList);
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assertEquals(1, attributesList.size());
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assertFooAttributes(attributesList.get(0));
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}
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@Test
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public void resolveContextConfigurationAttributesWithLocalAndInheritedAnnotations() {
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List<ContextConfigurationAttributes> attributesList = ContextLoaderUtils.resolveContextConfigurationAttributes(Bar.class);
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assertNotNull(attributesList);
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assertEquals(2, attributesList.size());
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assertFooAttributes(attributesList.get(0));
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assertBarAttributes(attributesList.get(1));
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}
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@Test(expected = IllegalArgumentException.class)
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public void buildMergedContextConfigurationWithoutAnnotation() {
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ContextLoaderUtils.buildMergedContextConfiguration(Enigma.class, null);
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}
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@Test
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public void buildMergedContextConfigurationWithBareAnnotations() {
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Class<BareAnnotations> testClass = BareAnnotations.class;
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MergedContextConfiguration mergedConfig = ContextLoaderUtils.buildMergedContextConfiguration(testClass, null);
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assertMergedContextConfiguration(
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mergedConfig,
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testClass,
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new String[] { "classpath:/org/springframework/test/context/ContextLoaderUtilsTests$BareAnnotations-context.xml" },
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GenericXmlContextLoader.class);
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}
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@Test
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public void buildMergedContextConfigurationWithLocalAnnotation() {
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Class<?> testClass = Foo.class;
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MergedContextConfiguration mergedConfig = ContextLoaderUtils.buildMergedContextConfiguration(testClass, null);
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assertMergedContextConfiguration(mergedConfig, testClass, new String[] { "classpath:/foo.xml" },
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GenericXmlContextLoader.class);
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}
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@Test
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public void buildMergedContextConfigurationWithLocalAnnotationAndOverriddenContexLoader() {
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Class<?> testClass = Foo.class;
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Class<? extends ContextLoader> expectedContextLoaderClass = GenericPropertiesContextLoader.class;
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MergedContextConfiguration mergedConfig = ContextLoaderUtils.buildMergedContextConfiguration(testClass,
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expectedContextLoaderClass.getName());
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assertMergedContextConfiguration(mergedConfig, testClass, new String[] { "classpath:/foo.xml" },
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expectedContextLoaderClass);
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}
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@Test
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public void buildMergedContextConfigurationWithLocalAndInheritedAnnotations() {
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Class<?> testClass = Bar.class;
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MergedContextConfiguration mergedConfig = ContextLoaderUtils.buildMergedContextConfiguration(testClass, null);
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// TODO Assert @Configuration classes instead of locations
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String[] expectedLocations = new String[] {
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"org.springframework.test.context.ContextLoaderUtilsTests$FooConfig",
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"org.springframework.test.context.ContextLoaderUtilsTests$BarConfig" };
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assertMergedContextConfiguration(mergedConfig, testClass, expectedLocations,
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AnnotationConfigContextLoader.class);
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}
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@Test
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public void resolveActiveProfilesWithoutAnnotation() {
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String[] profiles = ContextLoaderUtils.resolveActiveProfiles(Enigma.class);
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assertNotNull(profiles);
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assertEquals(0, profiles.length);
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assertArrayEquals(EMPTY_STRING_ARRAY, profiles);
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}
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@Test
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public void resolveActiveProfilesWithNoProfilesDeclared() {
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String[] profiles = ContextLoaderUtils.resolveActiveProfiles(NoProfilesDeclared.class);
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assertNotNull(profiles);
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assertEquals(0, profiles.length);
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String[] profiles = ContextLoaderUtils.resolveActiveProfiles(BareAnnotations.class);
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assertArrayEquals(EMPTY_STRING_ARRAY, profiles);
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}
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@Test
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public void resolveActiveProfilesWithEmptyProfiles() {
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String[] profiles = ContextLoaderUtils.resolveActiveProfiles(EmptyProfiles.class);
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assertNotNull(profiles);
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assertEquals(0, profiles.length);
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assertArrayEquals(EMPTY_STRING_ARRAY, profiles);
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}
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@Test
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@@ -70,16 +188,14 @@ public class ContextLoaderUtilsTests {
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public void resolveActiveProfilesWithLocalAnnotation() {
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String[] profiles = ContextLoaderUtils.resolveActiveProfiles(Foo.class);
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assertNotNull(profiles);
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assertEquals(1, profiles.length);
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assertEquals("foo", profiles[0]);
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assertArrayEquals(new String[] { "foo" }, profiles);
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}
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@Test
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public void resolveActiveProfilesWithInheritedAnnotation() {
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String[] profiles = ContextLoaderUtils.resolveActiveProfiles(InheritedFoo.class);
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assertNotNull(profiles);
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assertEquals(1, profiles.length);
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assertEquals("foo", profiles[0]);
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assertArrayEquals(new String[] { "foo" }, profiles);
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}
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@Test
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@@ -108,8 +224,13 @@ public class ContextLoaderUtilsTests {
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private static class Enigma {
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}
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@ContextConfiguration(value = "x", locations = "y")
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private static class ConflictingLocations {
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}
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@ContextConfiguration
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@ActiveProfiles
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private static class NoProfilesDeclared {
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private static class BareAnnotations {
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}
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@ActiveProfiles({ " ", "\t" })
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@@ -120,6 +241,11 @@ public class ContextLoaderUtilsTests {
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private static class DuplicatedProfiles {
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}
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@Configuration
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private static class FooConfig {
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}
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@ContextConfiguration(locations = "/foo.xml", classes = FooConfig.class, inheritLocations = false)
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@ActiveProfiles(profiles = "foo")
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private static class Foo {
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}
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@@ -127,6 +253,11 @@ public class ContextLoaderUtilsTests {
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private static class InheritedFoo extends Foo {
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}
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@Configuration
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private static class BarConfig {
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}
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@ContextConfiguration(locations = "/bar.xml", classes = BarConfig.class, inheritLocations = true, loader = AnnotationConfigContextLoader.class)
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@ActiveProfiles("bar")
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private static class Bar extends Foo {
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}
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