Gradle, Native: run tests with proper Test task, process test results

#KT-30529 Fixed

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/kotlin/org/jetbrains/kotlin/gradle/BaseGradleIT.kt

@@ -608,7 +608,7 @@ abstract class BaseGradleIT {
         val testReportDir = projectDir.resolve("build/test-results/$testReportName")
 
         if (!testReportDir.isDirectory) {
-            error("Test report dir was not created")
+            error("Test report dir $testReportDir was not created")
         }
 
         val actualTestResults = readAndCleanupTestResults(testReportDir, projectDir)

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/kotlin/org/jetbrains/kotlin/gradle/NewMultiplatformIT.kt

@@ -1075,7 +1075,7 @@ class NewMultiplatformIT : BaseGradleIT() {
     @Test
     fun testNativeTests() = with(Project("new-mpp-native-tests", gradleVersion)) {
         val testTasks = listOf("macos64Test", "linux64Test", "mingw64Test")
-        val hostTestTask = ":${nativeHostTargetName}Test"
+        val hostTestTask = "${nativeHostTargetName}Test"
         build("tasks") {
             assertSuccessful()
             println(output)
@@ -1086,7 +1086,8 @@ class NewMultiplatformIT : BaseGradleIT() {
         }
         build("check") {
             assertSuccessful()
-            assertTasksExecuted(hostTestTask)
+            assertTasksExecuted(":$hostTestTask")
+            assertTestResults("testProject/new-mpp-native-tests/TEST-TestKt.xml", hostTestTask)
         }
     }
 

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/new-mpp-js-tests/TEST-CommonTest-2.xml

@@ -3,13 +3,13 @@
   <testsuite name="CommonTest" tests="3" skipped="1" failures="2" errors="0" timestamp="..." hostname="..." time="...">
     <properties />
     <testcase name="test1" classname="CommonTest" time="...">
-      <failure message="..." type="org.jetbrains.kotlin.gradle.targets.js.NodeJsTestFailure">...</failure>
+      <failure message="..." type="org.jetbrains.kotlin.gradle.testing.KotlinTestFailure">...</failure>
     </testcase>
     <testcase name="test2" classname="CommonTest" time="...">
       <skipped />
     </testcase>
     <testcase name="test3" classname="CommonTest" time="...">
-      <failure message="..." type="org.jetbrains.kotlin.gradle.targets.js.NodeJsTestFailure">...</failure>
+      <failure message="..." type="org.jetbrains.kotlin.gradle.testing.KotlinTestFailure">...</failure>
     </testcase>
     <system-out />
     <system-err />

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/new-mpp-js-tests/TEST-CommonTest.xml

@@ -7,7 +7,7 @@
       <skipped />
     </testcase>
     <testcase name="test3" classname="CommonTest" time="...">
-      <failure message="..." type="org.jetbrains.kotlin.gradle.targets.js.NodeJsTestFailure">...</failure>
+      <failure message="..." type="org.jetbrains.kotlin.gradle.testing.KotlinTestFailure">...</failure>
     </testcase>
     <system-out />
     <system-err />

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/new-mpp-native-tests/TEST-TestKt.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<results>
+  <testsuite name="org.foo.test.TestKt" tests="2" skipped="0" failures="0" errors="0" timestamp="..." hostname="..." time="...">
+    <properties/>
+    <testcase name="fooTest" classname="org.foo.test.TestKt" time="..."/>
+    <testcase name="barTest" classname="org.foo.test.TestKt" time="..."/>
+    <system-out/>
+    <system-err/>
+  </testsuite>
+</results>