KTLN-835: HTML builder in Kotlin (#895)

naoussi · web-flow · commit 24a574ee3537 · 2024-05-02T23:44:36.000-06:00
* unit test code added

* unit test code added

* code fixes
diff --git a/core-kotlin-modules/core-kotlin-advanced-3/pom.xml b/core-kotlin-modules/core-kotlin-advanced-3/pom.xml
@@ -14,6 +14,11 @@
     </parent>
 
     <dependencies>
+        <dependency>
+            <groupId>org.jetbrains.kotlinx</groupId>
+            <artifactId>kotlinx-html-jvm</artifactId>
+            <version>0.7.2</version>
+        </dependency>
 
     </dependencies>
 </project>
diff --git a/core-kotlin-modules/core-kotlin-advanced-3/src/test/kotlin/com/baeldung/hmtlBuilder/HtmlBuilderUnitTest.kt b/core-kotlin-modules/core-kotlin-advanced-3/src/test/kotlin/com/baeldung/hmtlBuilder/HtmlBuilderUnitTest.kt
@@ -0,0 +1,72 @@
+package com.baeldung.hmtlBuilder
+
+import kotlinx.html.*
+import kotlinx.html.stream.appendHTML
+import kotlinx.html.stream.createHTML
+import org.junit.jupiter.api.Assertions.assertEquals
+import org.junit.jupiter.api.Test
+
+class HtmlBuilderUnitTest {
+
+    @Test
+    fun testBuildHtml() {
+        val expectedHtml = """
+            <html>
+              <head>
+                <title>My Kotlin HTML Page</title>
+              </head>
+              <body>
+                <h1>Welcome to Kotlin HTML Builder</h1>
+                <p>This is a demonstration of kotlinx.html.</p>
+                <ul>
+                  <li>Item 0</li>
+                  <li>Item 1</li>
+                  <li>Item 2</li>
+                  <li>Item 3</li>
+                  <li>Item 4</li>
+                </ul>
+              </body>
+            </html>
+        """.trimIndent()
+
+        val actualHtml = buildHTML()
+
+        assertEquals(expectedHtml, actualHtml)
+    }
+
+    @Test
+    fun testParagraphAttributes() {
+        val expectedHtml = """
+        <p id="intro-paragraph" class="intro" style="color: red; font-size: 16px;">This is a demonstration of kotlinx.html.</p>
+    """.trimIndent()
+
+        val actualHtml = buildParagraphWithAttributes()
+
+        assertEquals(expectedHtml, actualHtml)
+    }
+}
+fun buildHTML(): String {
+    return createHTML().html {
+        head {
+            title { +"My Kotlin HTML Page" }
+        }
+        body {
+            h1 { +"Welcome to Kotlin HTML Builder" }
+            p { +"This is a demonstration of kotlinx.html." }
+            ul {
+                repeat(5) {
+                    li { +"Item $it" }
+                }
+            }
+        }
+    }.toString().trim()
+}
+
+fun buildParagraphWithAttributes(): String {
+    return createHTML().p {
+        id = "intro-paragraph"
+        classes = setOf("intro")
+        style = "color: red; font-size: 16px;"
+        +"This is a demonstration of kotlinx.html."
+    }.toString().trim()
+}
