8293000: Review running times of jshell regression tests

Backport-of: b4e1e416dacb6099a780f2250cef737834c19d56

Author: asotona

test/langtools/jdk/jshell/ClassMembersTest.java

@@ -38,12 +38,19 @@
 import jdk.jshell.SourceCodeAnalysis;
 import org.testng.annotations.DataProvider;
 import org.testng.annotations.Test;
+import org.testng.annotations.BeforeMethod;
 import jdk.jshell.TypeDeclSnippet;
 import static jdk.jshell.Snippet.Status.OVERWRITTEN;
 import static jdk.jshell.Snippet.Status.VALID;
 
 public class ClassMembersTest extends KullaTesting {
 
+    @BeforeMethod
+    @Override
+    public void setUp() {
+        setUp(builder -> builder.executionEngine("local"));
+    }
+
     @Test(dataProvider = "memberTestCase")
     public void memberTest(AccessModifier accessModifier, CodeChunk codeChunk, Static isStaticMember, Static isStaticReference) {
         MemberTestCase testCase = new MemberTestCase(accessModifier, codeChunk, isStaticMember, isStaticReference);

test/langtools/jdk/jshell/CompletionSuggestionTest.java

@@ -721,7 +721,7 @@ public void testBrokenLambdaCompletion() {
 
     @BeforeMethod
     public void setUp() {
-        super.setUp();
+        setUp(builder -> builder.executionEngine("local"));
 
         Path srcZip = Paths.get("src.zip");
 

test/langtools/jdk/jshell/ExecutionControlTestBase.java

@@ -50,22 +50,30 @@ String standardSpecs() {
     }
 
     @Test
+    public void test() {
+        variables();
+        testImportOnDemand();
+        classesDeclaration();
+        interfaceTest();
+        methodOverload();
+        testExprSanity();
+    }
+
     public void classesDeclaration() {
-        assertEval("interface A { }");
-        assertEval("class B implements A { }");
-        assertEval("interface C extends A { }");
+        assertEval("interface AA { }");
+        assertEval("class BB implements AA { }");
+        assertEval("interface C extends AA { }");
         assertEval("enum D implements C { }");
         assertEval("@interface E { }");
         assertClasses(
-                clazz(KullaTesting.ClassType.INTERFACE, "A"),
-                clazz(KullaTesting.ClassType.CLASS, "B"),
+                clazz(KullaTesting.ClassType.INTERFACE, "AA"),
+                clazz(KullaTesting.ClassType.CLASS, "BB"),
                 clazz(KullaTesting.ClassType.INTERFACE, "C"),
                 clazz(KullaTesting.ClassType.ENUM, "D"),
                 clazz(KullaTesting.ClassType.ANNOTATION, "E"));
         assertActiveKeys();
     }
 
-    @Test
     public void interfaceTest() {
         String interfaceSource
                 = "interface A {\n"
@@ -93,7 +101,6 @@ public void interfaceTest() {
         assertEval("new B.Inner2();");
     }
 
-    @Test
     public void variables() {
         VarSnippet snx = varKey(assertEval("int x = 10;"));
         VarSnippet sny = varKey(assertEval("String y = \"hi\";"));
@@ -105,7 +112,6 @@ public void variables() {
         assertActiveKeys();
     }
 
-    @Test
     public void methodOverload() {
         assertEval("int m() { return 1; }");
         assertEval("int m(int x) { return 2; }");
@@ -130,15 +136,13 @@ public void methodOverload() {
         assertActiveKeys();
     }
 
-    @Test
     public void testExprSanity() {
-        assertEval("int x = 3;", "3");
-        assertEval("int y = 4;", "4");
-        assertEval("x + y;", "7");
+        assertEval("int i = 3;", "3");
+        assertEval("int j = 4;", "4");
+        assertEval("i + j;", "7");
         assertActiveKeys();
     }
 
-    @Test
     public void testImportOnDemand() {
         assertImportKeyMatch("import java.util.*;", "java.util.*", TYPE_IMPORT_ON_DEMAND_SUBKIND, added(VALID));
         assertEval("List<Integer> list = new ArrayList<>();");

test/langtools/jdk/jshell/SimpleRegressionTest.java

@@ -44,10 +44,17 @@
 import static jdk.jshell.Snippet.Status.OVERWRITTEN;
 import static jdk.jshell.Snippet.SubKind.TEMP_VAR_EXPRESSION_SUBKIND;
 import static jdk.jshell.Snippet.Status.VALID;
+import org.testng.annotations.BeforeMethod;
 
 @Test
 public class SimpleRegressionTest extends KullaTesting {
 
+    @BeforeMethod
+    @Override
+    public void setUp() {
+        setUp(builder -> builder.executionEngine("local"));
+    }
+
     public void testSnippetMemberAssignment() {
         assertEval("class C { int y; }");
         assertEval("C c = new C();");

test/langtools/jdk/jshell/ToolBasicTest.java

@@ -155,11 +155,6 @@ private void assertStop(boolean after, String cmd, String output) {
             out = new PrintWriter(writer);
             setCommandInput(cmd + "\n");
             t = new Thread(() -> {
-                try {
-                    // no chance to know whether cmd is being evaluated
-                    Thread.sleep(5000);
-                } catch (InterruptedException ignored) {
-                }
                 int i = 1;
                 int n = 30;
                 synchronized (lock) {