Improved tests.

Author: javadev

src/test/java/s0020_valid_parentheses/SolutionTest.java

@@ -8,6 +8,11 @@
 public class SolutionTest {
     @Test
     public void isValid() {
-        assertThat(new Solution().isValid("()"), equalTo(true));
+        Solution solution = new Solution();
+        assertThat(solution.isValid("()"), equalTo(true));
+        assertThat(solution.isValid("()[]{}"), equalTo(true));
+        assertThat(solution.isValid("(]"), equalTo(false));
+        assertThat(solution.isValid("([)]"), equalTo(false));
+        assertThat(solution.isValid("{[]}"), equalTo(true));
     }
 }

src/test/java/s0081_search_in_rotated_sorted_array_ii/SolutionTest.java

@@ -8,6 +8,8 @@
 public class SolutionTest {
     @Test
     public void search() {
-        assertThat(new Solution().search(new int[] {2, 5, 6, 0, 0, 1, 2}, 0), equalTo(true));
+        Solution solution = new Solution();
+        assertThat(solution.search(new int[] {2, 5, 6, 0, 0, 1, 2}, 0), equalTo(true));
+        assertThat(solution.search(new int[] {2, 5, 6, 0, 0, 1, 2}, 3), equalTo(false));
     }
 }