Add example

Author: Godin

build.gradle.kts

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+plugins {
+    alias(libs.plugins.kotlin)
+    alias(libs.plugins.compose)
+    id("jacoco")
+}
+
+jacoco {
+    toolVersion = "[0.8.13-SNAPSHOT,)"
+}
+
+repositories {
+    maven {
+        url = uri("https://oss.sonatype.org/content/repositories/snapshots")
+        mavenContent {
+            snapshotsOnly()
+            includeGroup("org.jacoco")
+        }
+    }
+    google()
+    mavenCentral()
+}
+
+dependencies {
+    implementation(compose.desktop.currentOs)
+    testImplementation(compose.desktop.uiTestJUnit4)
+    testImplementation(libs.junit.api)
+    testRuntimeOnly(libs.junit.engine)
+}

gradle/libs.versions.toml

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+[versions]
+junit5 = "5.10.2"
+
+[plugins]
+compose = "org.jetbrains.compose:1.6.2"
+kotlin = "org.jetbrains.kotlin.jvm:1.9.23"
+
+[libraries]
+junit-api = { module = "org.junit.jupiter:junit-jupiter-api", version.ref = "junit5" }
+junit-engine = { module = "org.junit.vintage:junit-vintage-engine", version.ref = "junit5" }

src/main/kotlin/org/example/Example.kt

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+package org.example
+
+import androidx.compose.material.Button
+import androidx.compose.material.Text
+import androidx.compose.runtime.*
+
+@Composable
+fun example() {
+    var counter by remember { mutableStateOf(0) }
+    if (counter == 2) {
+        return
+    }
+    Button(onClick = { counter++ }) {
+        if (counter == 0) {
+            Text("Click me")
+        } else {
+            Text("Click me again")
+        }
+    }
+}

src/test/kotlin/org/example/ExampleTest.kt

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+package org.example
+
+import androidx.compose.ui.test.junit4.createComposeRule
+import androidx.compose.ui.test.onNodeWithText
+import androidx.compose.ui.test.performClick
+import org.junit.Rule
+import org.junit.Test
+
+class ExampleTest {
+
+    @get:Rule
+    val compose = createComposeRule()
+
+    @Test
+    fun test() {
+        compose.setContent {
+            example()
+        }
+        compose.onNodeWithText("Click me").performClick()
+        compose.onNodeWithText("Click me again").performClick()
+        compose.onNodeWithText("Click me").assertDoesNotExist()
+        compose.onNodeWithText("Click me again").assertDoesNotExist()
+    }
+
+}