NonRepeatingElementTest.java

packagecom.thealgorithms.maths;

importstaticorg.junit.jupiter.api.Assertions.assertArrayEquals;

importjava.util.stream.Stream;
importorg.junit.jupiter.api.Test;
importorg.junit.jupiter.params.ParameterizedTest;
importorg.junit.jupiter.params.provider.MethodSource;

publicclassNonRepeatingElementTest {

privaterecordTestData(int[] input, int[] expected) {
 }

privatestaticStream<TestData> provideTestCases() {
returnStream.of(newTestData(newint[] {1, 2, 1, 3, 2, 4}, newint[] {3, 4}), newTestData(newint[] {-1, -2, -1, -3, -2, -4}, newint[] {-3, -4}), newTestData(newint[] {-1, 2, 2, -3, -1, 4}, newint[] {-3, 4}));
 }

@ParameterizedTest
@MethodSource("provideTestCases")
voidtestFindNonRepeatingElements(TestDatatestData) {
int[] result = NonRepeatingElement.findNonRepeatingElements(testData.input);
assertArrayEquals(testData.expected, result);
 }

@Test
publicvoidtestFindNonRepeatingElementsWithLargeNumbers() {
assertArrayEquals(newint[] {200000, 400000}, NonRepeatingElement.findNonRepeatingElements(newint[] {100000, 200000, 100000, 300000, 400000, 300000}));
 }
}