Added tests

Author: javadev

src/test/java/g3201_3300/s3260_find_the_largest_palindrome_divisible_by_k/SolutionTest.java

@@ -2,6 +2,7 @@
 
 import static org.hamcrest.CoreMatchers.equalTo;
 import static org.hamcrest.MatcherAssert.assertThat;
+import static org.junit.jupiter.api.Assertions.assertEquals;
 
 import org.junit.jupiter.api.Test;
 
@@ -20,4 +21,84 @@ void largestPalindrome2() {
     void largestPalindrome3() {
         assertThat(new Solution().largestPalindrome(5, 6), equalTo("89898"));
     }
+
+    @Test
+    void largestPalindrome4() {
+        Solution solution = new Solution();
+        assertEquals("9", solution.largestPalindrome(1, 1));
+        assertEquals("99", solution.largestPalindrome(2, 1));
+        assertEquals("999", solution.largestPalindrome(3, 1));
+    }
+
+    @Test
+    void largestPalindrome5() {
+        Solution solution = new Solution();
+        assertEquals("8", solution.largestPalindrome(1, 2));
+        assertEquals("88", solution.largestPalindrome(2, 2));
+        assertEquals("898", solution.largestPalindrome(3, 2));
+        assertEquals("8998", solution.largestPalindrome(4, 2));
+    }
+
+    @Test
+    void largestPalindrome6() {
+        Solution solution = new Solution();
+        assertEquals("9", solution.largestPalindrome(1, 3));
+        assertEquals("99", solution.largestPalindrome(2, 3));
+        assertEquals("999", solution.largestPalindrome(3, 3));
+    }
+
+    @Test
+    void largestPalindrome7() {
+        Solution solution = new Solution();
+        assertEquals("8", solution.largestPalindrome(1, 4));
+        assertEquals("88", solution.largestPalindrome(2, 4));
+        assertEquals("888", solution.largestPalindrome(3, 4));
+        assertEquals("8888", solution.largestPalindrome(4, 4));
+        assertEquals("88988", solution.largestPalindrome(5, 4));
+    }
+
+    @Test
+    void largestPalindrome8() {
+        Solution solution = new Solution();
+        assertEquals("5", solution.largestPalindrome(1, 5));
+        assertEquals("55", solution.largestPalindrome(2, 5));
+        assertEquals("595", solution.largestPalindrome(3, 5));
+    }
+
+    @Test
+    void largestPalindrome9() {
+        Solution solution = new Solution();
+        assertEquals("6", solution.largestPalindrome(1, 6));
+        assertEquals("66", solution.largestPalindrome(2, 6));
+        assertEquals("8778", solution.largestPalindrome(4, 6));
+    }
+
+    @Test
+    void largestPalindrome10() {
+        Solution solution = new Solution();
+        assertEquals("7", solution.largestPalindrome(1, 7));
+        assertEquals("77", solution.largestPalindrome(2, 7));
+        assertEquals("959", solution.largestPalindrome(3, 7));
+        assertEquals("99799", solution.largestPalindrome(5, 7));
+        assertEquals("999999", solution.largestPalindrome(6, 7));
+        assertEquals("9994999", solution.largestPalindrome(7, 7));
+    }
+
+    @Test
+    void largestPalindrome11() {
+        Solution solution = new Solution();
+        assertEquals("8", solution.largestPalindrome(1, 8));
+        assertEquals("88", solution.largestPalindrome(2, 8));
+        assertEquals("888", solution.largestPalindrome(3, 8));
+        assertEquals("8888", solution.largestPalindrome(4, 8));
+        assertEquals("88888", solution.largestPalindrome(5, 8));
+    }
+
+    @Test
+    void largestPalindrome12() {
+        Solution solution = new Solution();
+        assertEquals("9", solution.largestPalindrome(1, 9));
+        assertEquals("99", solution.largestPalindrome(2, 9));
+        assertEquals("999", solution.largestPalindrome(3, 9));
+    }
 }