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| import static org.junit.jupiter.api.Assertions.assertAll;
import static org.junit.jupiter.api.Assertions.assertIterableEquals;
@Test
@DisplayName("should merge multiple map when given two map has grouped by")
void mergeTwoGroupedMapCollection() {
MergedCollection mergedCollection = MergedCollection.builder().build();
Map<String, List<Object>> groupedOne = Maps.newHashMap();
groupedOne.put("a", Lists.newArrayList("a1", "a2", "a3"));
groupedOne.put("b", Lists.newArrayList("b1", "b2", "b3"));
groupedOne.put("c", Lists.newArrayList("c1", "c2", "c3"));
Map<String, List<Object>> groupedTwo = Maps.newHashMap();
groupedTwo.put("c", Lists.newArrayList("c3", "c4", "c5", "c6", "c7"));
Map<String, List<Object>> newGrouped = mergedCollection.mergeTwoGroupedMapCollection(groupedOne, groupedTwo);
List<Object> except_a = ImmutableList.of("a1", "a2", "a3");
List<Object> except_b = ImmutableList.of("b1", "b2", "b3");
List<Object> except_c = ImmutableList.of("c1", "c2", "c3", "c3", "c4", "c5", "c6", "c7");
assertAll("all elements",
()->assertIterableEquals(except_a, newGrouped.get("a")),
()->assertIterableEquals(except_b, newGrouped.get("b")),
()->assertIterableEquals(except_c, newGrouped.get("c"))
);
|
