Merge pull request #197 from Divyeshhhh/tutotest

write tests for TutorialModel

src/test/java/com/github/creme332/tests/model/TutorialModelTest.java

@@ -0,0 +1,58 @@
+package com.github.creme332.tests.model;
+
+import static org.junit.Assert.*;
+
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.Set;
+
+import org.junit.Test;
+import com.github.creme332.model.TutorialModel;
+
+public class TutorialModelTest {
+
+    @Test
+    public void testTitle() {
+        String title = "Java Programming Basics";
+        TutorialModel tutorial = new TutorialModel(title);
+        assertEquals(title, tutorial.getTitle());
+    }
+
+    @Test
+    public void testKeywordsFromTitle() {
+        String title = "Java Programming Basics";
+        TutorialModel tutorial = new TutorialModel(title);
+        Set<String> expectedKeywords = new HashSet<>(Arrays.asList("java", "programming", "basics"));
+        Set<String> actualKeywords = new HashSet<>(Arrays.asList(tutorial.getKeywords()));
+        assertEquals(expectedKeywords, actualKeywords);
+    }
+
+    @Test
+    public void testAddValidKeyword() {
+        TutorialModel tutorial = new TutorialModel("Test Title");
+        tutorial.addKeyword("keyword");
+        Set<String> expectedKeywords = new HashSet<>(Arrays.asList("test", "title", "keyword"));
+        Set<String> actualKeywords = new HashSet<>(Arrays.asList(tutorial.getKeywords()));
+        assertEquals(expectedKeywords, actualKeywords);
+    }
+
+    @Test
+    public void testAddInvalidKeyword() {
+        TutorialModel tutorial = new TutorialModel("Test Title");
+        tutorial.addKeyword("kw");
+        Set<String> expectedKeywords = new HashSet<>(Arrays.asList("test", "title"));
+        Set<String> actualKeywords = new HashSet<>(Arrays.asList(tutorial.getKeywords()));
+        assertEquals(expectedKeywords, actualKeywords);
+    }
+
+    @Test
+    public void testCaseInsensitivityOfKeywords() {
+        TutorialModel tutorial = new TutorialModel("Test Title");
+        tutorial.addKeyword("Keyword");
+        tutorial.addKeyword("KEYWORD");
+        tutorial.addKeyword("keyword");
+        Set<String> expectedKeywords = new HashSet<>(Arrays.asList("test", "title", "keyword"));
+        Set<String> actualKeywords = new HashSet<>(Arrays.asList(tutorial.getKeywords()));
+        assertEquals(expectedKeywords, actualKeywords);
+    }
+}