202: Fix GradleFacetImportTest#testJDKImport test

Test failure was caused by 8e1ab882641db695e3b70085d14a59e1e8e9f579 +
b79ca6e3a855b9d74dba129583d7ed25ecd2f552 in intellij

idea/idea-gradle/tests/org/jetbrains/kotlin/idea/codeInsight/gradle/GradleFacetImportTest.kt

@@ -23,6 +23,7 @@ import com.intellij.openapi.projectRoots.JavaSdk
 import com.intellij.openapi.roots.LibraryOrderEntry
 import com.intellij.openapi.roots.ModuleRootManager
 import com.intellij.openapi.roots.OrderRootType
+import com.intellij.openapi.roots.ProjectRootManager
 import com.intellij.openapi.roots.impl.libraries.LibraryEx
 import junit.framework.TestCase
 import org.jetbrains.jps.model.java.JavaResourceRootType
@@ -730,10 +731,12 @@ class GradleFacetImportTest : GradleImportingTestCase() {
 
     @Test
     fun testJDKImport() {
+        val mockJdkPath = "compiler/testData/mockJDK"
         object : WriteAction<Unit>() {
             override fun run(result: Result<Unit>) {
-                val jdk = JavaSdk.getInstance().createJdk("myJDK", "my/path/to/jdk")
+                val jdk = JavaSdk.getInstance().createJdk("myJDK", mockJdkPath)
                 getProjectJdkTableSafe().addJdk(jdk)
+                ProjectRootManager.getInstance(myProject).projectSdk = jdk
             }
         }.execute()
 
@@ -744,12 +747,13 @@ class GradleFacetImportTest : GradleImportingTestCase() {
             val moduleSDK = ModuleRootManager.getInstance(getModule("project_main")).sdk!!
             Assert.assertTrue(moduleSDK.sdkType is JavaSdk)
             Assert.assertEquals("myJDK", moduleSDK.name)
-            Assert.assertEquals("my/path/to/jdk", moduleSDK.homePath)
+            Assert.assertEquals(mockJdkPath, moduleSDK.homePath)
         } finally {
             object : WriteAction<Unit>() {
                 override fun run(result: Result<Unit>) {
                     val jdkTable = getProjectJdkTableSafe()
                     jdkTable.removeJdk(jdkTable.findJdk("myJDK")!!)
+                    ProjectRootManager.getInstance(myProject).projectSdk = null
                 }
             }.execute()
         }