Added test on copyVariant function

PR #632

Author: shanshin

kover-gradle-plugin/examples/jvm/copy-variant/build.gradle.kts

@@ -0,0 +1,34 @@
+plugins {
+    kotlin("jvm") version "1.7.10"
+    id("org.jetbrains.kotlinx.kover") version "0.8.1"
+}
+
+dependencies {
+    implementation(project(":first"))
+    implementation(project(":second"))
+    testImplementation(kotlin("test"))
+}
+
+kover {
+    merge {
+        subprojects()
+
+        createVariant("aggregated") {
+            add("jvm")
+        }
+    }
+
+    currentProject {
+        copyVariant("first", "aggregated")
+        copyVariant("second", "aggregated")
+    }
+
+    reports {
+        variant("first") {
+            filters.includes.projects.add(":first")
+        }
+        variant("second") {
+            filters.includes.projects.add(":second")
+        }
+    }
+}

kover-gradle-plugin/examples/jvm/copy-variant/first/build.gradle.kts

@@ -0,0 +1,7 @@
+plugins {
+    kotlin("jvm")
+}
+
+dependencies {
+    testImplementation(kotlin("test"))
+}

kover-gradle-plugin/examples/jvm/copy-variant/first/src/main/kotlin/Utils.kt

@@ -0,0 +1,8 @@
+package kotlinx.kover.examples.merged.subproject.utils
+
+class SubprojectUtils {
+    fun minus(a: Int, b: Int): Int {
+        if (b < 0) return 0
+        return a - b
+    }
+}

kover-gradle-plugin/examples/jvm/copy-variant/first/src/main/kotlin/kotlinx/kover/examples/merged/AppClasses.kt

@@ -0,0 +1,17 @@
+package kotlinx.kover.examples.merged
+
+class SubprojectFirstClass {
+    fun formatInt(i: Int): String {
+        if (i == 0) return "ZERO"
+        return if (i > 0) {
+            "POSITIVE=$i"
+        } else {
+            "NEGATIVE=${-i}"
+        }
+    }
+
+    fun printClass() {
+        val name = this::class.qualifiedName
+        println(name)
+    }
+}

kover-gradle-plugin/examples/jvm/copy-variant/first/src/main/kotlin/kotlinx/kover/examples/merged/subproject/SubpackageClasses.kt

@@ -0,0 +1,18 @@
+package kotlinx.kover.examples.merged.subproject
+
+import kotlin.math.*
+
+class SubprojectSecondClass {
+    fun formatDouble(d: Double): String {
+        if (d.roundToInt().toDouble() == d) {
+            return "INTEGER=${d.roundToInt()}"
+        } else {
+            return "FRACTIONAL=$d"
+        }
+    }
+
+    fun printClass() {
+        val name = this::class.qualifiedName
+        println(name)
+    }
+}

kover-gradle-plugin/examples/jvm/copy-variant/first/src/test/kotlin/TestClasses.kt

@@ -0,0 +1,11 @@
+package kotlinx.kover.examples.merged
+
+import kotlin.test.Test
+
+class TestClasses {
+    @Test
+    fun testThisProject() {
+        SubprojectFirstClass().printClass()
+    }
+
+}

kover-gradle-plugin/examples/jvm/copy-variant/second/build.gradle.kts

@@ -0,0 +1,3 @@
+plugins {
+    kotlin("jvm")
+}

kover-gradle-plugin/examples/jvm/copy-variant/second/src/main/kotlin/ClassFromSecondProject.kt

@@ -0,0 +1,7 @@
+package kotlinx.kover.examples.merged
+
+class ClassFromSecondProject {
+    fun foo() {
+        println("Hello")
+    }
+}

kover-gradle-plugin/examples/jvm/copy-variant/settings.gradle.kts

@@ -0,0 +1,16 @@
+pluginManagement {
+    repositories {
+        gradlePluginPortal()
+        mavenCentral()
+    }
+}
+rootProject.name = "copy-variant"
+
+include(":first")
+include(":second")
+
+dependencyResolutionManagement {
+    repositories {
+        mavenCentral()
+    }
+}

kover-gradle-plugin/examples/jvm/copy-variant/src/main/kotlin/AppClasses.kt

@@ -0,0 +1,17 @@
+package kotlinx.kover.examples.merged
+
+class ExampleClass {
+    fun formatInt(i: Int): String {
+        if (i == 0) return "ZERO"
+        return if (i > 0) {
+            "POSITIVE=$i"
+        } else {
+            "NEGATIVE=${-i}"
+        }
+    }
+
+    fun printClass() {
+        val name = this::class.qualifiedName
+        println(name)
+    }
+}