How to use

hashCode

method

in

org.springframework.test.context.MergedContextConfiguration

/**
 * Generate a unique hash code for all properties of this
 * {@code WebMergedContextConfiguration} excluding the
 * {@linkplain #getTestClass() test class}.
 */
@Override
public int hashCode() {
  return super.hashCode() * 31 + this.resourceBasePath.hashCode();
}

/**
 * Generate a unique hash code for all properties of this
 * {@code MergedContextConfiguration} excluding the
 * {@linkplain #getTestClass() test class}.
 */
@Override
public int hashCode() {
  int result = Arrays.hashCode(this.locations);
  result = 31 * result + Arrays.hashCode(this.classes);
  result = 31 * result + this.contextInitializerClasses.hashCode();
  result = 31 * result + Arrays.hashCode(this.activeProfiles);
  result = 31 * result + Arrays.hashCode(this.propertySourceLocations);
  result = 31 * result + Arrays.hashCode(this.propertySourceProperties);
  result = 31 * result + this.contextCustomizers.hashCode();
  result = 31 * result + (this.parent != null ? this.parent.hashCode() : 0);
  result = 31 * result + nullSafeClassName(this.contextLoader).hashCode();
  return result;
}

@Test
public void hashCodeWithSameInitializers() {
  Set<Class<? extends ApplicationContextInitializer<?>>> initializerClasses1 =
      new HashSet<>();
  initializerClasses1.add(FooInitializer.class);
  initializerClasses1.add(BarInitializer.class);
  Set<Class<? extends ApplicationContextInitializer<?>>> initializerClasses2 =
      new HashSet<>();
  initializerClasses2.add(BarInitializer.class);
  initializerClasses2.add(FooInitializer.class);
  MergedContextConfiguration mergedConfig1 = new MergedContextConfiguration(getClass(),
      EMPTY_STRING_ARRAY, EMPTY_CLASS_ARRAY, initializerClasses1, EMPTY_STRING_ARRAY, loader);
  MergedContextConfiguration mergedConfig2 = new MergedContextConfiguration(getClass(),
      EMPTY_STRING_ARRAY, EMPTY_CLASS_ARRAY, initializerClasses2, EMPTY_STRING_ARRAY, loader);
  assertEquals(mergedConfig1.hashCode(), mergedConfig2.hashCode());
}

@Test
public void hashCodeWithNullArrays() {
  MergedContextConfiguration mergedConfig1 = new MergedContextConfiguration(getClass(), null, null, null, loader);
  MergedContextConfiguration mergedConfig2 = new MergedContextConfiguration(getClass(), null, null, null, loader);
  assertEquals(mergedConfig1.hashCode(), mergedConfig2.hashCode());
}

@Test
public void hashCodeWithEmptyArrays() {
  MergedContextConfiguration mergedConfig1 = new MergedContextConfiguration(getClass(),
      EMPTY_STRING_ARRAY, EMPTY_CLASS_ARRAY, EMPTY_STRING_ARRAY, loader);
  MergedContextConfiguration mergedConfig2 = new MergedContextConfiguration(getClass(),
      EMPTY_STRING_ARRAY, EMPTY_CLASS_ARRAY, EMPTY_STRING_ARRAY, loader);
  assertEquals(mergedConfig1.hashCode(), mergedConfig2.hashCode());
}

@Test
public void hashCodeWithDifferentConfigClasses() {
  Class<?>[] classes1 = new Class<?>[] { String.class, Integer.class };
  Class<?>[] classes2 = new Class<?>[] { Boolean.class, Number.class };
  MergedContextConfiguration mergedConfig1 = new MergedContextConfiguration(getClass(),
      EMPTY_STRING_ARRAY, classes1, EMPTY_STRING_ARRAY, loader);
  MergedContextConfiguration mergedConfig2 = new MergedContextConfiguration(getClass(),
      EMPTY_STRING_ARRAY, classes2, EMPTY_STRING_ARRAY, loader);
  assertNotEquals(mergedConfig1.hashCode(), mergedConfig2.hashCode());
}

@Test
public void hashCodeWithDifferentInitializers() {
  Set<Class<? extends ApplicationContextInitializer<?>>> initializerClasses1 =
      new HashSet<>();
  initializerClasses1.add(FooInitializer.class);
  Set<Class<? extends ApplicationContextInitializer<?>>> initializerClasses2 =
      new HashSet<>();
  initializerClasses2.add(BarInitializer.class);
  MergedContextConfiguration mergedConfig1 = new MergedContextConfiguration(getClass(),
      EMPTY_STRING_ARRAY, EMPTY_CLASS_ARRAY, initializerClasses1, EMPTY_STRING_ARRAY, loader);
  MergedContextConfiguration mergedConfig2 = new MergedContextConfiguration(getClass(),
      EMPTY_STRING_ARRAY, EMPTY_CLASS_ARRAY, initializerClasses2, EMPTY_STRING_ARRAY, loader);
  assertNotEquals(mergedConfig1.hashCode(), mergedConfig2.hashCode());
}

@Test
public void hashCodeWithSameLocations() {
  String[] locations = new String[] { "foo", "bar}" };
  MergedContextConfiguration mergedConfig1 = new MergedContextConfiguration(getClass(), locations,
      EMPTY_CLASS_ARRAY, EMPTY_STRING_ARRAY, loader);
  MergedContextConfiguration mergedConfig2 = new MergedContextConfiguration(getClass(), locations,
      EMPTY_CLASS_ARRAY, EMPTY_STRING_ARRAY, loader);
  assertEquals(mergedConfig1.hashCode(), mergedConfig2.hashCode());
}

@Test
public void hashCodeWithDifferentLocations() {
  String[] locations1 = new String[] { "foo", "bar}" };
  String[] locations2 = new String[] { "baz", "quux}" };
  MergedContextConfiguration mergedConfig1 = new MergedContextConfiguration(getClass(), locations1,
      EMPTY_CLASS_ARRAY, EMPTY_STRING_ARRAY, loader);
  MergedContextConfiguration mergedConfig2 = new MergedContextConfiguration(getClass(), locations2,
      EMPTY_CLASS_ARRAY, EMPTY_STRING_ARRAY, loader);
  assertNotEquals(mergedConfig1.hashCode(), mergedConfig2.hashCode());
}

@Test
public void hashCodeWithSameConfigClasses() {
  Class<?>[] classes = new Class<?>[] { String.class, Integer.class };
  MergedContextConfiguration mergedConfig1 = new MergedContextConfiguration(getClass(),
      EMPTY_STRING_ARRAY, classes, EMPTY_STRING_ARRAY, loader);
  MergedContextConfiguration mergedConfig2 = new MergedContextConfiguration(getClass(),
      EMPTY_STRING_ARRAY, classes, EMPTY_STRING_ARRAY, loader);
  assertEquals(mergedConfig1.hashCode(), mergedConfig2.hashCode());
}

@Test
public void hashCodeWithSameProfiles() {
  String[] activeProfiles = new String[] { "catbert", "dogbert" };
  MergedContextConfiguration mergedConfig1 = new MergedContextConfiguration(getClass(),
      EMPTY_STRING_ARRAY, EMPTY_CLASS_ARRAY, activeProfiles, loader);
  MergedContextConfiguration mergedConfig2 = new MergedContextConfiguration(getClass(),
      EMPTY_STRING_ARRAY, EMPTY_CLASS_ARRAY, activeProfiles, loader);
  assertEquals(mergedConfig1.hashCode(), mergedConfig2.hashCode());
}

@Test
public void hashCodeWithSameProfilesReversed() {
  String[] activeProfiles1 = new String[] { "catbert", "dogbert" };
  String[] activeProfiles2 = new String[] { "dogbert", "catbert" };
  MergedContextConfiguration mergedConfig1 = new MergedContextConfiguration(getClass(),
      EMPTY_STRING_ARRAY, EMPTY_CLASS_ARRAY, activeProfiles1, loader);
  MergedContextConfiguration mergedConfig2 = new MergedContextConfiguration(getClass(),
      EMPTY_STRING_ARRAY, EMPTY_CLASS_ARRAY, activeProfiles2, loader);
  assertNotEquals(mergedConfig1.hashCode(), mergedConfig2.hashCode());
}

@Test
public void hashCodeWithSameDuplicateProfiles() {
  String[] activeProfiles1 = new String[] { "catbert", "dogbert" };
  String[] activeProfiles2 = new String[] { "catbert", "dogbert", "catbert", "dogbert", "catbert" };
  MergedContextConfiguration mergedConfig1 = new MergedContextConfiguration(getClass(),
      EMPTY_STRING_ARRAY, EMPTY_CLASS_ARRAY, activeProfiles1, loader);
  MergedContextConfiguration mergedConfig2 = new MergedContextConfiguration(getClass(),
      EMPTY_STRING_ARRAY, EMPTY_CLASS_ARRAY, activeProfiles2, loader);
  assertEquals(mergedConfig1.hashCode(), mergedConfig2.hashCode());
}

@Test
public void hashCodeWithDifferentProfiles() {
  String[] activeProfiles1 = new String[] { "catbert", "dogbert" };
  String[] activeProfiles2 = new String[] { "X", "Y" };
  MergedContextConfiguration mergedConfig1 = new MergedContextConfiguration(getClass(),
      EMPTY_STRING_ARRAY, EMPTY_CLASS_ARRAY, activeProfiles1, loader);
  MergedContextConfiguration mergedConfig2 = new MergedContextConfiguration(getClass(),
      EMPTY_STRING_ARRAY, EMPTY_CLASS_ARRAY, activeProfiles2, loader);
  assertNotEquals(mergedConfig1.hashCode(), mergedConfig2.hashCode());
}

/**
 * @since 3.2.2
 */
@Test
public void hashCodeWithSameParent() {
  MergedContextConfiguration parent = new MergedContextConfiguration(getClass(), new String[] { "foo", "bar}" },
      EMPTY_CLASS_ARRAY, EMPTY_STRING_ARRAY, loader);
  MergedContextConfiguration mergedConfig1 = new MergedContextConfiguration(getClass(),
      EMPTY_STRING_ARRAY, EMPTY_CLASS_ARRAY, null, EMPTY_STRING_ARRAY, loader, null, parent);
  MergedContextConfiguration mergedConfig2 = new MergedContextConfiguration(getClass(), EMPTY_STRING_ARRAY,
      EMPTY_CLASS_ARRAY, null, EMPTY_STRING_ARRAY, loader, null, parent);
  assertEquals(mergedConfig1.hashCode(), mergedConfig2.hashCode());
}

@Test
public void hashCodeWithNulls() {
  MergedContextConfiguration mergedConfig1 = new MergedContextConfiguration(null, null, null, null, null);
  MergedContextConfiguration mergedConfig2 = new MergedContextConfiguration(null, null, null, null, null);
  assertEquals(mergedConfig1.hashCode(), mergedConfig2.hashCode());
}

/**
 * @since 3.2.2
 */
@Test
public void hashCodeWithDifferentParents() {
  MergedContextConfiguration parent1 = new MergedContextConfiguration(getClass(), new String[] { "foo", "bar}" },
      EMPTY_CLASS_ARRAY, EMPTY_STRING_ARRAY, loader);
  MergedContextConfiguration parent2 = new MergedContextConfiguration(getClass(), new String[] { "baz", "quux" },
      EMPTY_CLASS_ARRAY, EMPTY_STRING_ARRAY, loader);
  MergedContextConfiguration mergedConfig1 = new MergedContextConfiguration(getClass(), EMPTY_STRING_ARRAY,
      EMPTY_CLASS_ARRAY, null, EMPTY_STRING_ARRAY, loader, null, parent1);
  MergedContextConfiguration mergedConfig2 = new MergedContextConfiguration(getClass(), EMPTY_STRING_ARRAY,
      EMPTY_CLASS_ARRAY, null, EMPTY_STRING_ARRAY, loader, null, parent2);
  assertNotEquals(mergedConfig1.hashCode(), mergedConfig2.hashCode());
}

@Test
public void hashCodeWithEmptyArraysAndDifferentLoaders() {
  MergedContextConfiguration mergedConfig1 = new MergedContextConfiguration(getClass(),
      EMPTY_STRING_ARRAY, EMPTY_CLASS_ARRAY, EMPTY_STRING_ARRAY, loader);
  MergedContextConfiguration mergedConfig2 = new MergedContextConfiguration(getClass(),
      EMPTY_STRING_ARRAY, EMPTY_CLASS_ARRAY, EMPTY_STRING_ARRAY, new AnnotationConfigContextLoader());
  assertNotEquals(mergedConfig1.hashCode(), mergedConfig2.hashCode());
}

/**
 * Generate a unique hash code for all properties of this
 * {@code WebMergedContextConfiguration} excluding the
 * {@linkplain #getTestClass() test class}.
 */
@Override
public int hashCode() {
  return super.hashCode() * 31 + this.resourceBasePath.hashCode();
}

/**
 * Generate a unique hash code for all properties of this
 * {@code WebMergedContextConfiguration} excluding the
 * {@linkplain #getTestClass() test class}.
 */
@Override
public int hashCode() {
  return super.hashCode() * 31 + this.resourceBasePath.hashCode();
}