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/*
* @test 8130450 8158906 8154374 8166400
* @summary simple regression test
* @build KullaTesting TestingInputStream
* @run testng SimpleRegressionTest
*/
import java.util.List;
import javax.tools.Diagnostic;
import jdk.jshell.Snippet;
import jdk.jshell.VarSnippet;
import jdk.jshell.SnippetEvent;
import org.testng.annotations.Test;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertFalse;
import static org.testng.Assert.assertTrue;
import static jdk.jshell.Snippet.Status.OVERWRITTEN;
import static jdk.jshell.Snippet.SubKind.TEMP_VAR_EXPRESSION_SUBKIND;
import static jdk.jshell.Snippet.Status.VALID;
@Test
public class SimpleRegressionTest extends KullaTesting {
public void testSnippetMemberAssignment() {
assertEval("class C { int y; }");
assertEval("C c = new C();");
assertVarKeyMatch("c.y = 4;", true, "$1", TEMP_VAR_EXPRESSION_SUBKIND, "int", added(VALID));
}
public void testUserTakesTempVarName() {
assertEval("int $2 = 4;");
assertEval("String $1;");
assertVarKeyMatch("1234;", true, "$3", TEMP_VAR_EXPRESSION_SUBKIND, "int", added(VALID));
}
public void testCompileThrow() {
assertEvalException("throw new Exception();");
}
public void testMultiSnippetDependencies() {
List<SnippetEvent> events = assertEval("int a = 3, b = a+a, c = b *100;",
DiagCheck.DIAG_OK, DiagCheck.DIAG_OK,
chain(added(VALID)),
chain(added(VALID)),
chain(added(VALID)));
assertEquals(events.get(0).value(), "3");
assertEquals(events.get(1).value(), "6");
assertEquals(events.get(2).value(), "600");
assertEval("c;", "600");
}
public void testNotStmtCannotResolve() {
assertDeclareFail("dfasder;", new ExpectedDiagnostic("compiler.err.cant.resolve.location", 0, 7, 0, -1, -1, Diagnostic.Kind.ERROR));
}
public void testNotStmtIncomparable() {
assertDeclareFail("true == 5.0;", new ExpectedDiagnostic("compiler.err.incomparable.types", 0, 11, 5, -1, -1, Diagnostic.Kind.ERROR));
}
public void testStringAdd() {
assertEval("String s = \"a\" + \"b\";", "\"ab\"");
}
public void testExprSanity() {
assertEval("int x = 3;", "3");
assertEval("int y = 4;", "4");
assertEval("x + y;", "7");
assertActiveKeys();
}
public void testGenericMethodCrash() {
assertDeclareWarn1("<T> void f(T...a) {}", (ExpectedDiagnostic) null);
Snippet sn = methodKey(assertEval("<R> R n(R x) { return x; }", added(VALID)));
VarSnippet sne = varKey(assertEval("n(5)", added(VALID)));
assertEquals(sne.typeName(), "Integer");
}
public void testLongRemoteStrings() { //8158906
assertEval("String m(int x) { byte[] b = new byte[x]; for (int i = 0; i < x; ++i) b[i] = (byte) 'a'; return new String(b); }");
boolean[] shut = new boolean[1];
getState().onShutdown(j -> {
shut[0] = true;
});
for (String len : new String[]{"12345", "64000", "65535", "65536", "120000"}) {
List<SnippetEvent> el = assertEval("m(" + len + ");");
assertFalse(shut[0], "JShell died with long string");
assertEquals(el.size(), 1, "Excepted one event");
assertTrue(el.get(0).value().length() > 10000,
"Expected truncated but long String, got: " + el.get(0).value().length());
}
}
public void testLongRemoteJapaneseStrings() { //8158906
assertEval("import java.util.stream.*;");
assertEval("String m(int x) { return Stream.generate(() -> \"\u3042\").limit(x).collect(Collectors.joining()); }");
boolean[] shut = new boolean[1];
getState().onShutdown(j -> {
shut[0] = true;
});
for (String len : new String[]{"12345", "21843", "21844", "21845", "21846", "64000", "65535", "65536", "120000"}) {
List<SnippetEvent> el = assertEval("m(" + len + ");");
assertFalse(shut[0], "JShell died with long string");
assertEquals(el.size(), 1, "Excepted one event");
assertTrue(el.get(0).value().length() > 10000,
"Expected truncated but long String, got: " + el.get(0).value().length());
}
}
// 8130450
public void testDuplicate() {
Snippet snm = methodKey(assertEval("void mm() {}", added(VALID)));
assertEval("void mm() {}",
ste(MAIN_SNIPPET, VALID, VALID, false, null),
ste(snm, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
Snippet snv = varKey(assertEval("boolean b;", added(VALID)));
assertEval("boolean b;",
ste(MAIN_SNIPPET, VALID, VALID, false, null),
ste(snv, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
}
public void testContextClassLoader() {
assertEval("class C {}");
assertEval("C.class.getClassLoader() == Thread.currentThread().getContextClassLoader()", "true");
}
public void testArayRepresentation() {
assertEval("new int[4]", "int[4] { 0, 0, 0, 0 }");
assertEval("new int[0]", "int[0] { }");
assertEval("new byte[2]", "byte[2] { 0, 0 }");
assertEval("new short[] { 1234, 4321 }", "short[2] { 1234, 4321 }");
assertEval("new long[] { 123456789 }", "long[1] { 123456789 }");
assertEval("new float[] { -23.5645f, 1.0101f }", "float[2] { -23.5645, 1.0101 }");
assertEval("new double[] { 1/8, Math.PI }", "double[2] { 0.0, 3.141592653589793 }");
assertEval("new String[] { \"hi\", \"low\", null }", "String[3] { \"hi\", \"low\", null }");
assertEval("new char[] { 'a', 34, 77 }", "char[3] { 'a', '\"', 'M' }");
assertEval("new boolean[] { false, true }", "boolean[2] { false, true }");
assertEval("new int[][] { new int[] {44, 55}, new int[] {88,99}}",
"int[][2] { int[2] { 44, 55 }, int[2] { 88, 99 } }");
assertEval("new Object[] { \"howdy\", new int[] { 33, 44, 55 }, new String[] { \"up\", \"down\" }}",
"Object[3] { \"howdy\", int[3] { 33, 44, 55 }, String[2] { \"up\", \"down\" } }");
}
}