[java, fix, test] move an internal test into a separate test.

reason: an additional annotation @RunWith(Enclosed.class) override @RunWith(Parameterized.class)
result: some tests are not running

GitOrigin-RevId: 5979ee327eb23dd6ded7c8e2597ffd6503acfa23

java/java-tests/testData/inspection/java8MapApi/afterComputeIfAbsentUsedKey.java

@@ -1,4 +1,4 @@
-// "Replace with 'computeIfAbsent' method call" "INFORMATION"
+// "Replace with 'computeIfAbsent' method call" "GENERIC_ERROR_OR_WARNING"
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;

java/java-tests/testData/inspection/java8MapApi/beforeComputeIfAbsentUsedKey.java

@@ -1,4 +1,4 @@
-// "Replace with 'computeIfAbsent' method call" "INFORMATION"
+// "Replace with 'computeIfAbsent' method call" "GENERIC_ERROR_OR_WARNING"
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;

java/java-tests/testSrc/com/intellij/java/codeInspection/java18api/Java8MapApiInspectionTest.java

@@ -5,11 +5,7 @@ import com.intellij.codeInsight.daemon.quickFix.LightQuickFixParameterizedTestCa
 import com.intellij.codeInspection.LocalInspectionTool;
 import com.intellij.codeInspection.java18api.Java8MapApiInspection;
 import org.jetbrains.annotations.NotNull;
-import org.junit.Test;
-import org.junit.experimental.runners.Enclosed;
-import org.junit.runner.RunWith;
 
-@RunWith(Enclosed.class)
 public class Java8MapApiInspectionTest extends LightQuickFixParameterizedTestCase {
   @Override
   protected LocalInspectionTool @NotNull [] configureLocalInspectionTools() {
@@ -18,18 +14,6 @@ public class Java8MapApiInspectionTest extends LightQuickFixParameterizedTestCas
     return new LocalInspectionTool[]{inspection};
   }
 
-  public static class ImplTest {
-    @Test
-    public void testNameCandidate() {
-      assertEquals("e", Java8MapApiInspection.getNameCandidate("element"));
-      assertEquals("t", Java8MapApiInspection.getNameCandidate("accessToken"));
-      assertEquals("s", Java8MapApiInspection.getNameCandidate("SQL"));
-      assertEquals("n", Java8MapApiInspection.getNameCandidate("myUserName"));
-      assertEquals("v", Java8MapApiInspection.getNameCandidate("___VAR"));
-      assertEquals("k", Java8MapApiInspection.getNameCandidate("_1"));
-    }
-  }
-
   @Override
   protected String getBasePath() {
     return "/inspection/java8MapApi";

java/java-tests/testSrc/com/intellij/java/codeInspection/java18api/Java8TestNameCandidateTest.java

@@ -0,0 +1,37 @@
+// Copyright 2000-2023 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+package com.intellij.java.codeInspection.java18api;
+
+import com.intellij.codeInspection.java18api.Java8MapApiInspection;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+
+import static org.junit.Assert.assertEquals;
+
+@RunWith(Parameterized.class)
+public class Java8TestNameCandidateTest {
+  private final String expected;
+  private final String actual;
+
+  public Java8TestNameCandidateTest(String expected, String actual) {
+    this.expected = expected;
+    this.actual = actual;
+  }
+
+  @Parameterized.Parameters
+  public static Object[][] primeNumbers() {
+    return new Object[][]{
+      {"e", "element"},
+      {"t", "accessToken"},
+      {"s", "SQL"},
+      {"n", "myUserName"},
+      {"v", "___VAR"},
+      {"k", "_1"},
+    };
+  }
+
+  @Test
+  public void testNameCandidate() {
+    assertEquals(expected, Java8MapApiInspection.getNameCandidate(actual));
+  }
+}