v0.0.6

src/test/java/test/TestCollect.java

@@ -0,0 +1,44 @@
+package test;
+
+import com.imyeyu.utils.Collect;
+import org.junit.jupiter.api.Test;
+
+import java.util.Arrays;
+import java.util.LinkedHashSet;
+import java.util.List;
+import java.util.Set;
+
+import static org.junit.jupiter.api.Assertions.assertArrayEquals;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNull;
+
+/**
+ * @author 夜雨
+ * @since 2026-05-22 15:20
+ */
+public class TestCollect {
+
+	@Test
+	public void testDistinctNonNullArray() {
+		String[] result = Collect.distinctNonNull("a", null, "b", "a", null, "c", "b");
+
+		assertArrayEquals(new String[]{"a", "b", "c"}, result);
+		assertNull(Collect.distinctNonNull((String[]) null));
+	}
+
+	@Test
+	public void testDistinctNonNullSet() {
+		Set<String> source = new LinkedHashSet<>(Arrays.asList("a", null, "b", "c"));
+
+		assertEquals(new LinkedHashSet<>(Arrays.asList("a", "b", "c")), Collect.distinctNonNull(source));
+		assertNull(Collect.distinctNonNull((Set<String>) null));
+	}
+
+	@Test
+	public void testDistinctNonNullList() {
+		List<String> source = Arrays.asList("a", null, "b", "a", null, "c", "b");
+
+		assertEquals(Arrays.asList("a", "b", "c"), Collect.distinctNonNull(source));
+		assertNull(Collect.distinctNonNull((List<String>) null));
+	}
+}