Improved task 352.

Author: javadev

src/main/java/g0301_0400/s0352_data_stream_as_disjoint_intervals/SummaryRanges.java

@@ -10,11 +10,6 @@ private static class Node {
         int min;
         int max;
 
-        public Node(int min, int max) {
-            this.min = min;
-            this.max = max;
-        }
-
         public Node(int val) {
             min = val;
             max = val;

src/test/java/g0301_0400/s0352_data_stream_as_disjoint_intervals/SummaryRangesTest.java

@@ -3,34 +3,40 @@
 import static org.hamcrest.CoreMatchers.equalTo;
 import static org.hamcrest.MatcherAssert.assertThat;
 
+import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 
 class SummaryRangesTest {
-    SummaryRanges summaryRanges = new SummaryRanges();
+    private SummaryRanges summaryRanges;
+
+    @BeforeEach
+    void setup() {
+        summaryRanges = new SummaryRanges();
+    }
 
     @Test
-    void testGetInterval() {
+    void getIntervals() {
         summaryRanges.addNum(1);
         assertThat(summaryRanges.getIntervals(), equalTo(new int[][] {{1, 1}}));
     }
 
     @Test
-    void testGetInterval2() {
+    void getIntervals2() {
         summaryRanges.addNum(1);
         summaryRanges.addNum(3);
         assertThat(summaryRanges.getIntervals(), equalTo(new int[][] {{1, 1}, {3, 3}}));
     }
 
     @Test
-    void testGetInterval3() {
+    void getIntervals3() {
         summaryRanges.addNum(1);
         summaryRanges.addNum(3);
         summaryRanges.addNum(7);
         assertThat(summaryRanges.getIntervals(), equalTo(new int[][] {{1, 1}, {3, 3}, {7, 7}}));
     }
 
     @Test
-    void testGetInterval4() {
+    void getIntervals4() {
         summaryRanges.addNum(1);
         summaryRanges.addNum(2);
         summaryRanges.addNum(3);
@@ -39,7 +45,7 @@ void testGetInterval4() {
     }
 
     @Test
-    void testGetInterval5() {
+    void getIntervals5() {
         summaryRanges.addNum(1);
         summaryRanges.addNum(2);
         summaryRanges.addNum(3);