diff --git a/test/com/ctci/arraysandstrings/StringCompressionTest.java b/test/com/ctci/arraysandstrings/StringCompressionTest.java new file mode 100644 index 00000000..035aa2f6 --- /dev/null +++ b/test/com/ctci/arraysandstrings/StringCompressionTest.java @@ -0,0 +1,26 @@ +package com.ctci.arraysandstrings; + +import org.junit.Before; +import org.junit.Test; + +public class StringCompressionTest { + public static String str1; + + public static String str2; + + public static String str3; + + @Before + public void setup() { + str1 = "aaabbccaaaaa"; + str2 = "adddcc2"; + str3 = ""; + } + + @Test + public void testCompressStr() { + System.out.println(str1 + ": " + StringCompression.compressString(str1)); + System.out.println(str2 + ": " + StringCompression.compressString(str2)); + System.out.println(str3 + ": " + StringCompression.compressString(str3)); + } +} \ No newline at end of file diff --git a/test/com/ctci/stacksandqueues/SortStackTest.java b/test/com/ctci/stacksandqueues/SortStackTest.java new file mode 100644 index 00000000..18004816 --- /dev/null +++ b/test/com/ctci/stacksandqueues/SortStackTest.java @@ -0,0 +1,46 @@ +package com.ctci.stacksandqueues; + +import static org.junit.jupiter.api.Assertions.*; + +import java.util.Stack; + +import org.junit.jupiter.api.Test; + +class SortStackTest { + + @Test + void testCase1() { + Stack unsortedStack = new Stack<>(); + unsortedStack.push(2); + unsortedStack.push(5); + unsortedStack.push(1); + unsortedStack.push(3); + SortStack.sortStack(unsortedStack); + assertEquals(1,unsortedStack.pop()); + assertEquals(2,unsortedStack.pop()); + assertEquals(3,unsortedStack.pop()); + assertEquals(5,unsortedStack.pop()); + } + + @Test + void testCase2() { + Stack unsortedStack = new Stack<>(); + SortStack.sortStack(unsortedStack); + assertTrue(unsortedStack.isEmpty()); + } + + @Test + void testCase3() { + Stack unsortedStack = new Stack<>(); + unsortedStack.push(5); + unsortedStack.push(3); + unsortedStack.push(2); + unsortedStack.push(1); + SortStack.sortStack(unsortedStack); + assertEquals(1,unsortedStack.pop()); + assertEquals(2,unsortedStack.pop()); + assertEquals(3,unsortedStack.pop()); + assertEquals(5,unsortedStack.pop()); + } + +} pFad - Phonifier reborn

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