Iterables
With size
@Test
public void check_size_of_iterable () {
List<String> cloths = Lists.newArrayList(
"shirts", "shoes", "pants", "socks");
assertThat(cloths, IsIterableWithSize.<String>iterableWithSize(4));
}
Has order
@Test
public void iterable_has_any_order () {
List<String> cloths = Lists.newArrayList(
"shirts", "shoes", "pants", "socks");
assertThat(cloths, IsIterableContainingInAnyOrder.
<String>containsInAnyOrder("shoes", "pants", "shirts", "socks"));
}
Matches order
@Test
public void iterable_matches_order () {
List<String> cloths = Lists.newArrayList(
"shirts", "shoes", "pants", "socks");
assertThat(cloths, IsIterableContainingInOrder.
<String>contains("shirts", "shoes", "pants", "socks"));
}
Array
With size
@Test
public void check_size_of_array () {
Integer[] numbers = new Integer[] {10, 15, 20};
assertThat(numbers, arrayWithSize(3));
}
Contains all
@Test
public void array_contains_all_elements () {
Integer[] numbers = new Integer[] {10, 15, 20};
assertThat(numbers, arrayContaining(10, 15, 20));
}
Contains in any order
@Test
public void array_contains_all_elements_in_any_order () {
Integer[] numbers = new Integer[] {10, 15, 20};
assertThat(numbers, arrayContainingInAnyOrder(20, 10, 15));
}
Elements equal
@Test
public void check_array_elements_equal() {
Integer[] numbers = new Integer[] {10, 15, 20};
assertThat(numbers,
is(array(equalTo(10), equalTo(15), equalTo(20))));
}
Collection
Has size
@Test
public void check_size_of_collection () {
List<String> fruit = Lists.newArrayList(
"apple", "banana", "pear", "blackberry", "grape");
assertThat(fruit, hasSize(5));
}
In order
@Test
public void collection_contains_elements_in_order () {
List<String> fruit = Lists.newArrayList(
"apple", "banana", "pear", "blackberry", "grape");
assertThat(fruit, contains(
"apple", "banana", "pear", "blackberry", "grape"));
}
In any order
@Test
public void collection_contains_elements_in_any_order () {
List<String> fruit = Lists.newArrayList(
"apple", "banana", "pear", "blackberry", "grape");
assertThat(fruit, containsInAnyOrder(
"banana", "apple", "blackberry", "grape", "pear"));
}
Has item
@Test
public void collection_contains_element () {
List<String> fruit = Lists.newArrayList(
"apple", "banana", "pear", "blackberry", "grape");
assertThat(fruit, hasItem("apple"));
}
Has items
@Test
public void collection_contains_elements () {
List<String> fruit = Lists.newArrayList(
"apple", "banana", "pear", "blackberry", "grape");
assertThat(fruit, hasItems("apple", "pear"));
}
Element in
@Test
public void element_in_collection () {
List<String> fruit = Lists.newArrayList(
"apple", "banana", "pear", "blackberry", "grape");
assertThat("apple", isIn(fruit));
}
Element is one of
@Test
public void element_in_one_of () {
List<String> fruit = Lists.newArrayList(
"apple", "banana", "pear", "blackberry", "grape");
assertThat("apple", isOneOf(fruit.toArray()));
}
Is empty
@Test
public void collection_is_empty () {
List<String> fruit = Lists.newArrayList();
assertThat(fruit, empty());
}
Is not empty
@Test
public void collection_is_not_empty () {
List<String> fruit = Lists.newArrayList(
"apple", "banana", "pear", "blackberry", "grape");
assertThat(fruit, not(empty()));
}
Each element ends with
@Test
public void each_element_ends_with () {
List<String> cereal = Lists.newArrayList(
"mini wheats", "corn flakes",
"honey smacks", "apple jacks",
"lucky charms");
assertThat(cereal, hasItem(endsWith("s")));
}
Map
Has entry
@Test
public void map_has_entry () {
Map<String, String> breeds = Maps.newHashMap();
breeds.put("labrador", "buzz");
breeds.put("dachshund", "gypsy");
breeds.put("boxer", "buddy");
assertThat(breeds, hasEntry("labrador", "buzz"));
}
Has key
@Test
public void map_has_key () {
Map<String, String> breeds = Maps.newHashMap();
breeds.put("labrador", "buzz");
breeds.put("dachshund", "gypsy");
breeds.put("boxer", "buddy");
assertThat(breeds, hasKey("labrador"));
}
Has value
@Test
public void map_has_hasValue () {
Map<String, String> breeds = Maps.newHashMap();
breeds.put("labrador", "buzz");
breeds.put("dachshund", "gypsy");
breeds.put("boxer", "buddy");
assertThat(breeds, hasValue("gypsy"));
}