Add unit tests for majority element solutions in SolutionTest.java

miladsade96 · miladsade96 · commit 1b10b235bc70 · 2025-03-31T14:04:58.000+03:30
diff --git a/src/test/java/majority_element/SolutionTest.java b/src/test/java/majority_element/SolutionTest.java
@@ -0,0 +1,31 @@
+package majority_element;
+
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.MethodSource;
+
+import java.util.stream.Stream;
+
+class SolutionTest {
+
+    private static Stream<Object> provideTestCasesForMajorityElement() {
+        return Stream.of(
+                new Object[]{new int[]{3, 2, 3}, 3},
+                new Object[]{new int[]{2, 2, 1, 1, 1, 2, 2}, 2}
+        );
+    }
+
+    @ParameterizedTest
+    @MethodSource("provideTestCasesForMajorityElement")
+    void testMajorityElementV1(int[] nums, int expected) {
+        int result = Solution.majorityElementV1(nums);
+        Assertions.assertEquals(expected, result);
+    }
+
+    @ParameterizedTest
+    @MethodSource("provideTestCasesForMajorityElement")
+    void testMajorityElementV2(int[] nums, int expected) {
+        int result = Solution.majorityElementV2(nums);
+        Assertions.assertEquals(expected, result);
+    }
+}
