@Test
public void shouldReturnNotFoundValueIfArray1IsNull() {
// Given
int[] arr1 = null;
int[] arr2 = {4, 5};
// When
int searchIndexValue = arrayIndexSearch.findArrayIndex(arr1, arr2);
// Then
assertEquals(NOT_FOUND_VALUE, searchIndexValue);
}
@Test
public void shouldReturnNotFoundValueIfArray2HasNoValues() {
// Given
int[] arr1 = {1, 2, 3, 4, 5};
int[] arr2 = {};
// When
int searchIndexValue = arrayIndexSearch.findArrayIndex(arr1, arr2);
// Then
assertEquals(NOT_FOUND_VALUE, searchIndexValue);
}
@Test
public void shouldReturnIndexValueIfArray2FoundInArray1() {
// Given
int[] arr1 = {2, 3, 4, 5};
int[] arr2 = {4, 5};
// When
int searchIndexValue = arrayIndexSearch.findArrayIndex(arr1, arr2);
// Then
assertEquals(2, searchIndexValue);
}