8223688: JShell: crash on the instantiation of raw anonymous class
Reviewed-by: jlahoda
/*
* Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8143037 8142447 8144095 8140265 8144906 8146138 8147887 8147886 8148316 8148317 8143955 8157953 8080347 8154714 8166649 8167643 8170162 8172102 8165405 8174796 8174797 8175304 8167554 8180508 8166232 8196133 8199912 8211694 8223688
* @summary Tests for Basic tests for REPL tool
* @modules jdk.compiler/com.sun.tools.javac.api
* jdk.compiler/com.sun.tools.javac.main
* jdk.jdeps/com.sun.tools.javap
* jdk.jshell/jdk.internal.jshell.tool
* @library /tools/lib
* @build toolbox.ToolBox toolbox.JarTask toolbox.JavacTask
* @build KullaTesting TestingInputStream Compiler
* @run testng/timeout=600 ToolBasicTest
* @key intermittent
*/
import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Scanner;
import java.util.function.BiFunction;
import java.util.function.Consumer;
import java.util.function.Function;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import com.sun.net.httpserver.HttpServer;
import org.testng.annotations.Test;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertTrue;
import static org.testng.Assert.assertFalse;
import static org.testng.Assert.fail;
@Test
public class ToolBasicTest extends ReplToolTesting {
public void elideStartUpFromList() {
test(
(a) -> assertCommandOutputContains(a, "123", "==> 123"),
(a) -> assertCommandCheckOutput(a, "/list", (s) -> {
int cnt;
try (Scanner scanner = new Scanner(s)) {
cnt = 0;
while (scanner.hasNextLine()) {
String line = scanner.nextLine();
if (!line.trim().isEmpty()) {
++cnt;
}
}
}
assertEquals(cnt, 1, "Expected only one listed line");
})
);
}
public void elideStartUpFromSave() throws IOException {
Compiler compiler = new Compiler();
Path path = compiler.getPath("myfile");
test(
(a) -> assertCommandOutputContains(a, "123", "==> 123"),
(a) -> assertCommand(a, "/save " + path.toString(), "")
);
try (Stream<String> lines = Files.lines(path)) {
assertEquals(lines.count(), 1, "Expected only one saved line");
}
}
public void testInterrupt() {
ReplTest interrupt = (a) -> assertCommand(a, "\u0003", "");
for (String s : new String[] { "", "\u0003" }) {
test(false, new String[]{"--no-startup"},
(a) -> assertCommand(a, "int a = 2 +" + s, ""),
interrupt,
(a) -> assertCommand(a, "int a\u0003", ""),
(a) -> assertCommand(a, "int a = 2 + 2\u0003", ""),
(a) -> assertCommandCheckOutput(a, "/vars", assertVariables()),
(a) -> evaluateExpression(a, "int", "2", "2"),
(a) -> assertCommandCheckOutput(a, "/vars", assertVariables()),
(a) -> assertCommand(a, "void f() {", ""),
(a) -> assertCommand(a, "int q = 10;" + s, ""),
interrupt,
(a) -> assertCommand(a, "void f() {}\u0003", ""),
(a) -> assertCommandCheckOutput(a, "/methods", assertMethods()),
(a) -> assertMethod(a, "int f() { return 0; }", "()int", "f"),
(a) -> assertCommandCheckOutput(a, "/methods", assertMethods()),
(a) -> assertCommand(a, "class A {" + s, ""),
interrupt,
(a) -> assertCommand(a, "class A {}\u0003", ""),
(a) -> assertCommandCheckOutput(a, "/types", assertClasses()),
(a) -> assertClass(a, "interface A {}", "interface", "A"),
(a) -> assertCommandCheckOutput(a, "/types", assertClasses()),
(a) -> assertCommand(a, "import java.util.stream." + s, ""),
interrupt,
(a) -> assertCommand(a, "import java.util.stream.\u0003", ""),
(a) -> assertCommandCheckOutput(a, "/imports", assertImports()),
(a) -> assertImport(a, "import java.util.stream.Stream", "", "java.util.stream.Stream"),
(a) -> assertCommandCheckOutput(a, "/imports", assertImports())
);
}
}
public void testCtrlD() {
test(false, new String[]{"--no-startup"},
a -> {
if (!a) {
closeCommandInput();
} else {
throw new IllegalStateException();
}
}
);
}
private final Object lock = new Object();
private PrintWriter out;
private boolean isStopped;
private Thread t;
private void assertStop(boolean after, String cmd, String output) {
if (!after) {
isStopped = false;
StringWriter writer = new StringWriter();
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) {
do {
setCommandInput("\u0003");
if (!isStopped) {
out.println("Not stopped. Try again: " + i);
try {
lock.wait(1000);
} catch (InterruptedException ignored) {
}
}
} while (i++ < n && !isStopped);
if (!isStopped) {
System.err.println(writer.toString());
fail("Evaluation was not stopped: '" + cmd + "'");
}
}
});
t.start();
} else {
synchronized (lock) {
out.println("Evaluation was stopped successfully: '" + cmd + "'");
isStopped = true;
lock.notify();
}
try {
t.join();
t = null;
} catch (InterruptedException ignored) {
}
assertOutput(getCommandOutput(), "", "command");
assertOutput(getCommandErrorOutput(), "", "command error");
assertOutput(getUserOutput().trim(), output, "user");
assertOutput(getUserErrorOutput(), "", "user error");
}
}
public void testStop() {
test(
(a) -> assertStop(a, "while (true) {}", ""),
(a) -> assertStop(a, "while (true) { try { Thread.sleep(100); } catch (InterruptedException ex) { } }", "")
);
}
public void testRerun() {
test(false, new String[] {"--no-startup"},
(a) -> assertCommand(a, "/0", "| No snippet with ID: 0"),
(a) -> assertCommand(a, "/5", "| No snippet with ID: 5")
);
String[] codes = new String[] {
"int a = 0;", // var
"class A {}", // class
"void f() {}", // method
"bool b;", // active failed
"void g() { h(); }", // active corralled
};
List<ReplTest> tests = new ArrayList<>();
for (String s : codes) {
tests.add((a) -> assertCommand(a, s, null));
}
// Test /1 through /5 -- assure references are correct
for (int i = 0; i < codes.length; ++i) {
final int finalI = i;
Consumer<String> check = (s) -> {
String[] ss = s.split("\n");
assertEquals(ss[0], codes[finalI]);
assertTrue(ss.length > 1, s);
};
tests.add((a) -> assertCommandCheckOutput(a, "/" + (finalI + 1), check));
}
// Test /-1 ... note that the snippets added by history must be stepped over
for (int i = 0; i < codes.length; ++i) {
final int finalI = i;
Consumer<String> check = (s) -> {
String[] ss = s.split("\n");
assertEquals(ss[0], codes[codes.length - finalI - 1]);
assertTrue(ss.length > 1, s);
};
tests.add((a) -> assertCommandCheckOutput(a, "/-" + (2 * finalI + 1), check));
}
tests.add((a) -> assertCommandCheckOutput(a, "/!", assertStartsWith("int a = 0;")));
test(false, new String[]{"--no-startup"},
tests.toArray(new ReplTest[tests.size()]));
}
public void test8142447() {
Function<String, BiFunction<String, Integer, ReplTest>> assertRerun = cmd -> (code, assertionCount) ->
(a) -> assertCommandCheckOutput(a, cmd, s -> {
String[] ss = s.split("\n");
assertEquals(ss[0], code);
loadVariable(a, "int", "assertionCount", Integer.toString(assertionCount), Integer.toString(assertionCount));
});
ReplTest assertVariables = (a) -> assertCommandCheckOutput(a, "/v", assertVariables());
Compiler compiler = new Compiler();
Path startup = compiler.getPath("StartupFileOption/startup.txt");
compiler.writeToFile(startup, "int assertionCount = 0;\n" + // id: s1
"void add(int n) { assertionCount += n; }");
test(new String[]{"--startup", startup.toString()},
(a) -> assertCommand(a, "add(1)", ""), // id: 1
(a) -> assertCommandCheckOutput(a, "add(ONE)", s -> assertEquals(s.split("\n")[0], "| Error:")), // id: e1
(a) -> assertVariable(a, "int", "ONE", "1", "1"),
assertRerun.apply("/1").apply("add(1)", 2), assertVariables,
assertRerun.apply("/e1").apply("add(ONE)", 3), assertVariables,
assertRerun.apply("/s1").apply("int assertionCount = 0;", 0), assertVariables
);
test(false, new String[] {"--no-startup"},
(a) -> assertCommand(a, "/s1", "| No snippet with ID: s1"),
(a) -> assertCommand(a, "/1", "| No snippet with ID: 1"),
(a) -> assertCommand(a, "/e1", "| No snippet with ID: e1")
);
}
public void testClasspathDirectory() {
Compiler compiler = new Compiler();
Path outDir = Paths.get("testClasspathDirectory");
compiler.compile(outDir, "package pkg; public class A { public String toString() { return \"A\"; } }");
Path classpath = compiler.getPath(outDir);
test(
(a) -> assertCommand(a, "/env --class-path " + classpath,
"| Setting new options and restoring state."),
(a) -> evaluateExpression(a, "pkg.A", "new pkg.A();", "A")
);
test(new String[] { "--class-path", classpath.toString() },
(a) -> evaluateExpression(a, "pkg.A", "new pkg.A();", "A")
);
}
public void testEnvInStartUp() {
Compiler compiler = new Compiler();
Path outDir = Paths.get("testClasspathDirectory");
compiler.compile(outDir, "package pkg; public class A { public String toString() { return \"A\"; } }");
Path classpath = compiler.getPath(outDir);
Path sup = compiler.getPath("startup.jsh");
compiler.writeToFile(sup,
"int xxx;\n" +
"/env -class-path " + classpath + "\n" +
"int aaa = 735;\n"
);
test(
(a) -> assertCommand(a, "/set start -retain " + sup, ""),
(a) -> assertCommand(a, "/reset",
"| Resetting state."),
(a) -> evaluateExpression(a, "pkg.A", "new pkg.A();", "A"),
(a) -> assertCommand(a, "aaa", "aaa ==> 735")
);
test(
(a) -> assertCommandOutputContains(a, "/env", "--class-path"),
(a) -> assertCommandOutputContains(a, "xxx", "cannot find symbol", "variable xxx"),
(a) -> evaluateExpression(a, "pkg.A", "new pkg.A();", "A"),
(a) -> assertCommand(a, "aaa", "aaa ==> 735")
);
}
private String makeSimpleJar() {
Compiler compiler = new Compiler();
Path outDir = Paths.get("testClasspathJar");
compiler.compile(outDir, "package pkg; public class A { public String toString() { return \"A\"; } }");
String jarName = "test.jar";
compiler.jar(outDir, jarName, "pkg/A.class");
return compiler.getPath(outDir).resolve(jarName).toString();
}
public void testClasspathJar() {
String jarPath = makeSimpleJar();
test(
(a) -> assertCommand(a, "/env --class-path " + jarPath,
"| Setting new options and restoring state."),
(a) -> evaluateExpression(a, "pkg.A", "new pkg.A();", "A")
);
test(new String[] { "--class-path", jarPath },
(a) -> evaluateExpression(a, "pkg.A", "new pkg.A();", "A")
);
}
public void testClasspathUserHomeExpansion() {
String jarPath = makeSimpleJar();
String tilde = "~" + File.separator;
test(
(a) -> assertCommand(a, "/env --class-path " + tilde + "forblato",
"| File '" + Paths.get(System.getProperty("user.home"), "forblato").toString()
+ "' for '--class-path' is not found."),
(a) -> assertCommand(a, "/env --class-path " + jarPath + File.pathSeparator
+ tilde + "forblato",
"| File '" + Paths.get(System.getProperty("user.home"), "forblato").toString()
+ "' for '--class-path' is not found.")
);
}
public void testBadClasspath() {
String jarPath = makeSimpleJar();
Compiler compiler = new Compiler();
Path t1 = compiler.getPath("whatever/thing.zip");
compiler.writeToFile(t1, "");
Path t2 = compiler.getPath("whatever/thing.jmod");
compiler.writeToFile(t2, "");
test(
(a) -> assertCommand(a, "/env --class-path " + t1.toString(),
"| Invalid '--class-path' argument: " + t1.toString()),
(a) -> assertCommand(a, "/env --class-path " + jarPath + File.pathSeparator + t1.toString(),
"| Invalid '--class-path' argument: " + t1.toString()),
(a) -> assertCommand(a, "/env --class-path " + t2.toString(),
"| Invalid '--class-path' argument: " + t2.toString())
);
}
private String makeBadSourceJar() {
Compiler compiler = new Compiler();
Path outDir = Paths.get("testClasspathJar");
Path src = compiler.getPath(outDir.resolve("pkg/A.java"));
compiler.writeToFile(src, "package pkg; /** \u0086 */public class A { public String toString() { return \"A\"; } }");
String jarName = "test.jar";
compiler.jar(outDir, jarName, "pkg/A.java");
return compiler.getPath(outDir).resolve(jarName).toString();
}
public void testBadSourceJarClasspath() {
String jarPath = makeBadSourceJar();
test(
(a) -> assertCommand(a, "/env --class-path " + jarPath,
"| Setting new options and restoring state."),
(a) -> assertCommandOutputStartsWith(a, "new pkg.A();",
"| Error:\n"
+ "| cannot find symbol\n"
+ "| symbol: class A")
);
test(new String[]{"--class-path", jarPath},
(a) -> assertCommandOutputStartsWith(a, "new pkg.A();",
"| Error:\n"
+ "| cannot find symbol\n"
+ "| symbol: class A")
);
}
public void testModulePath() {
Compiler compiler = new Compiler();
Path modsDir = Paths.get("mods");
Path outDir = Paths.get("mods", "org.astro");
compiler.compile(outDir, "package org.astro; public class World { public static String name() { return \"world\"; } }");
compiler.compile(outDir, "module org.astro { exports org.astro; }");
Path modsPath = compiler.getPath(modsDir);
test(new String[] { "--module-path", modsPath.toString(), "--add-modules", "org.astro" },
(a) -> assertCommand(a, "import org.astro.World;", ""),
(a) -> evaluateExpression(a, "String",
"String.format(\"Greetings %s!\", World.name());",
"\"Greetings world!\"")
);
}
public void testModulePathUserHomeExpansion() {
String tilde = "~" + File.separatorChar;
test(
(a) -> assertCommand(a, "/env --module-path " + tilde + "snardugol",
"| File '" + Paths.get(System.getProperty("user.home"), "snardugol").toString()
+ "' for '--module-path' is not found.")
);
}
public void testBadModulePath() {
Compiler compiler = new Compiler();
Path t1 = compiler.getPath("whatever/thing.zip");
compiler.writeToFile(t1, "");
test(
(a) -> assertCommand(a, "/env --module-path " + t1.toString(),
"| Invalid '--module-path' argument: " + t1.toString())
);
}
public void testStartupFileOption() {
Compiler compiler = new Compiler();
Path startup = compiler.getPath("StartupFileOption/startup.txt");
compiler.writeToFile(startup, "class A { public String toString() { return \"A\"; } }");
test(new String[]{"--startup", startup.toString()},
(a) -> evaluateExpression(a, "A", "new A()", "A")
);
test(new String[]{"--no-startup"},
(a) -> assertCommandCheckOutput(a, "Pattern.compile(\"x+\")", assertStartsWith("| Error:\n| cannot find symbol"))
);
test(
(a) -> assertCommand(a, "Pattern.compile(\"x+\")", "$1 ==> x+", "", null, "", "")
);
}
public void testLoadingFromArgs() {
Compiler compiler = new Compiler();
Path path = compiler.getPath("loading.repl");
compiler.writeToFile(path, "int a = 10; double x = 20; double a = 10;");
test(new String[] { path.toString() },
(a) -> assertCommand(a, "x", "x ==> 20.0"),
(a) -> assertCommand(a, "a", "a ==> 10.0")
);
}
public void testReset() {
test(
(a) -> assertReset(a, "/res"),
(a) -> assertCommandCheckOutput(a, "/methods", assertMethods()),
(a) -> assertVariable(a, "int", "x"),
(a) -> assertCommandCheckOutput(a, "/vars", assertVariables()),
(a) -> assertMethod(a, "void f() { }", "()void", "f"),
(a) -> assertCommandCheckOutput(a, "/methods", assertMethods()),
(a) -> assertClass(a, "class A { }", "class", "A"),
(a) -> assertCommandCheckOutput(a, "/types", assertClasses()),
(a) -> assertImport(a, "import java.util.stream.*;", "", "java.util.stream.*"),
(a) -> assertCommandCheckOutput(a, "/imports", assertImports()),
(a) -> assertReset(a, "/reset"),
(a) -> assertCommandCheckOutput(a, "/vars", assertVariables()),
(a) -> assertCommandCheckOutput(a, "/methods", assertMethods()),
(a) -> assertCommandCheckOutput(a, "/types", assertClasses()),
(a) -> assertCommandCheckOutput(a, "/imports", assertImports())
);
}
public void testOpen() {
Compiler compiler = new Compiler();
Path path = compiler.getPath("testOpen.repl");
compiler.writeToFile(path,
"int a = 10;\ndouble x = 20;\ndouble a = 10;\n" +
"class A { public String toString() { return \"A\"; } }\nimport java.util.stream.*;");
for (String s : new String[]{"/o", "/open"}) {
test(
(a) -> assertCommand(a, s + " " + path.toString(), ""),
(a) -> assertCommand(a, "a", "a ==> 10.0"),
(a) -> evaluateExpression(a, "A", "new A();", "A"),
(a) -> evaluateExpression(a, "long", "Stream.of(\"A\").count();", "1"),
(a) -> {
loadVariable(a, "double", "x", "20.0", "20.0");
loadVariable(a, "double", "a", "10.0", "10.0");
loadVariable(a, "A", "$7", "new A();", "A");
loadVariable(a, "long", "$8", "Stream.of(\"A\").count();", "1");
loadClass(a, "class A { public String toString() { return \"A\"; } }",
"class", "A");
loadImport(a, "import java.util.stream.*;", "", "java.util.stream.*");
assertCommandCheckOutput(a, "/types", assertClasses());
},
(a) -> assertCommandCheckOutput(a, "/methods", assertMethods()),
(a) -> assertCommandCheckOutput(a, "/vars", assertVariables()),
(a) -> assertCommandCheckOutput(a, "/imports", assertImports())
);
Path unknown = compiler.getPath("UNKNOWN.repl");
test(
(a) -> assertCommand(a, s + " " + unknown,
"| File '" + unknown + "' for '/open' is not found.")
);
}
}
public void testOpenLocalFileUrl() {
Compiler compiler = new Compiler();
Path path = compiler.getPath("testOpen.repl");
compiler.writeToFile(path, "int a = 10;int b = 20;int c = a + b;\n");
for (String s : new String[]{"/o", "/open"}) {
test(
(a) -> assertCommand(a, s + " " + path.toUri(), ""),
(a) -> assertCommand(a, "a", "a ==> 10"),
(a) -> assertCommand(a, "b", "b ==> 20"),
(a) -> assertCommand(a, "c", "c ==> 30")
);
}
}
public void testOpenFileOverHttp() throws IOException {
var script = "int a = 10;int b = 20;int c = a + b;";
var localhostAddress = new InetSocketAddress(InetAddress.getLocalHost().getHostAddress(), 0);
var httpServer = HttpServer.create(localhostAddress, 0);
try {
httpServer.createContext("/script", exchange -> {
exchange.sendResponseHeaders(200, script.length());
try (var output = exchange.getResponseBody()) {
output.write(script.getBytes());
}
});
httpServer.setExecutor(null);
httpServer.start();
var urlAddress = "http:/" + httpServer.getAddress().toString() + "/script";
for (String s : new String[]{"/o", "/open"}) {
test(
(a) -> assertCommand(a, s + " " + urlAddress, ""),
(a) -> assertCommand(a, "a", "a ==> 10"),
(a) -> assertCommand(a, "b", "b ==> 20"),
(a) -> assertCommand(a, "c", "c ==> 30")
);
}
} finally {
httpServer.stop(0);
}
}
public void testOpenResource() {
test(
(a) -> assertCommand(a, "/open PRINTING", ""),
(a) -> assertCommandOutputContains(a, "/list",
"void println", "System.out.printf"),
(a) -> assertCommand(a, "printf(\"%4.2f\", Math.PI)",
"", "", null, "3.14", "")
);
}
public void testSave() throws IOException {
Compiler compiler = new Compiler();
Path path = compiler.getPath("testSave.repl");
{
List<String> list = Arrays.asList(
"int a;",
"class A { public String toString() { return \"A\"; } }"
);
test(
(a) -> assertVariable(a, "int", "a"),
(a) -> assertCommand(a, "()", null, null, null, "", ""),
(a) -> assertClass(a, "class A { public String toString() { return \"A\"; } }", "class", "A"),
(a) -> assertCommand(a, "/save " + path.toString(), "")
);
assertEquals(Files.readAllLines(path), list);
}
{
List<String> output = new ArrayList<>();
test(
(a) -> assertCommand(a, "int a;", null),
(a) -> assertCommand(a, "()", null, null, null, "", ""),
(a) -> assertClass(a, "class A { public String toString() { return \"A\"; } }", "class", "A"),
(a) -> assertCommandCheckOutput(a, "/list -all", (out) ->
output.addAll(Stream.of(out.split("\n"))
.filter(str -> !str.isEmpty())
.map(str -> str.substring(str.indexOf(':') + 2))
.filter(str -> !str.startsWith("/"))
.collect(Collectors.toList()))),
(a) -> assertCommand(a, "/save -all " + path.toString(), "")
);
assertEquals(Files.readAllLines(path), output);
}
{
List<String> output = new ArrayList<>();
test(
(a) -> assertCommand(a, "int a;", null),
(a) -> assertCommand(a, "int b;", null),
(a) -> assertCommand(a, "int c;", null),
(a) -> assertClass(a, "class A { public String toString() { return \"A\"; } }", "class", "A"),
(a) -> assertCommandCheckOutput(a, "/list b c a A", (out) ->
output.addAll(Stream.of(out.split("\n"))
.filter(str -> !str.isEmpty())
.map(str -> str.substring(str.indexOf(':') + 2))
.filter(str -> !str.startsWith("/"))
.collect(Collectors.toList()))),
(a) -> assertCommand(a, "/save 2-3 1 4 " + path.toString(), "")
);
assertEquals(Files.readAllLines(path), output);
}
{
List<String> output = new ArrayList<>();
test(
(a) -> assertVariable(a, "int", "a"),
(a) -> assertCommand(a, "()", null, null, null, "", ""),
(a) -> assertClass(a, "class A { public String toString() { return \"A\"; } }", "class", "A"),
(a) -> assertCommandCheckOutput(a, "/history", (out) ->
output.addAll(Stream.of(out.split("\n"))
.filter(str -> !str.isEmpty())
.collect(Collectors.toList()))),
(a) -> assertCommand(a, "/save -history " + path.toString(), "")
);
output.add("/save -history " + path.toString());
assertEquals(Files.readAllLines(path), output);
}
}
public void testStartRetain() {
Compiler compiler = new Compiler();
Path startUpFile = compiler.getPath("startUp.txt");
test(
(a) -> assertVariable(a, "int", "a"),
(a) -> assertVariable(a, "double", "b", "10", "10.0"),
(a) -> assertMethod(a, "void f() {}", "()V", "f"),
(a) -> assertImport(a, "import java.util.stream.*;", "", "java.util.stream.*"),
(a) -> assertCommand(a, "/save " + startUpFile.toString(), null),
(a) -> assertCommand(a, "/set start -retain " + startUpFile.toString(), null)
);
Path unknown = compiler.getPath("UNKNOWN");
test(
(a) -> assertCommandOutputStartsWith(a, "/set start -retain " + unknown.toString(),
"| File '" + unknown + "' for '/set start' is not found.")
);
test(false, new String[0],
(a) -> {
loadVariable(a, "int", "a");
loadVariable(a, "double", "b", "10.0", "10.0");
loadMethod(a, "void f() {}", "()void", "f");
loadImport(a, "import java.util.stream.*;", "", "java.util.stream.*");
assertCommandCheckOutput(a, "/types", assertClasses());
},
(a) -> assertCommandCheckOutput(a, "/vars", assertVariables()),
(a) -> assertCommandCheckOutput(a, "/methods", assertMethods()),
(a) -> assertCommandCheckOutput(a, "/imports", assertImports())
);
}
public void testStartSave() throws IOException {
Compiler compiler = new Compiler();
Path startSave = compiler.getPath("startSave.txt");
test(a -> assertCommand(a, "/save -start " + startSave.toString(), null));
List<String> lines = Files.lines(startSave)
.filter(s -> !s.isEmpty())
.collect(Collectors.toList());
assertEquals(lines, START_UP);
}
public void testConstrainedUpdates() {
test(
a -> assertClass(a, "class XYZZY { }", "class", "XYZZY"),
a -> assertVariable(a, "XYZZY", "xyzzy"),
a -> assertCommandCheckOutput(a, "import java.util.stream.*",
(out) -> assertTrue(out.trim().isEmpty(), "Expected no output, got: " + out))
);
}
public void testRemoteExit() {
test(
a -> assertVariable(a, "int", "x"),
a -> assertCommandCheckOutput(a, "/vars", assertVariables()),
a -> assertCommandOutputContains(a, "System.exit(5);", "terminated"),
a -> assertCommandCheckOutput(a, "/vars", s ->
assertTrue(s.trim().isEmpty(), s)),
a -> assertMethod(a, "void f() { }", "()void", "f"),
a -> assertCommandCheckOutput(a, "/methods", assertMethods())
);
}
public void testFeedbackNegative() {
test(a -> assertCommandCheckOutput(a, "/set feedback aaaa",
assertStartsWith("| Does not match any current feedback mode")));
}
public void testFeedbackSilent() {
for (String off : new String[]{"s", "silent"}) {
test(
a -> assertCommand(a, "/set feedback " + off, ""),
a -> assertCommand(a, "int a", ""),
a -> assertCommand(a, "void f() {}", ""),
a -> assertCommandCheckOutput(a, "aaaa", assertStartsWith("| Error:")),
a -> assertCommandCheckOutput(a, "static void f() {}", assertStartsWith("| Warning:"))
);
}
}
public void testFeedbackNormal() {
Compiler compiler = new Compiler();
Path testNormalFile = compiler.getPath("testConciseNormal");
String[] sources = new String[] {"int a", "void f() {}", "class A {}", "a = 10"};
String[] sources2 = new String[] {"int a //again", "void f() {int y = 4;}", "class A {} //again", "a = 10"};
String[] output = new String[] {
"a ==> 0",
"| created method f()",
"| created class A",
"a ==> 10"
};
compiler.writeToFile(testNormalFile, sources2);
for (String feedback : new String[]{"/set fe", "/set feedback"}) {
for (String feedbackState : new String[]{"n", "normal"}) {
test(
a -> assertCommand(a, feedback + " " + feedbackState, "| Feedback mode: normal"),
a -> assertCommand(a, sources[0], output[0]),
a -> assertCommand(a, sources[1], output[1]),
a -> assertCommand(a, sources[2], output[2]),
a -> assertCommand(a, sources[3], output[3]),
a -> assertCommand(a, "/o " + testNormalFile.toString(), "")
);
}
}
}
public void testVarsWithNotActive() {
test(
a -> assertVariable(a, "Blath", "x"),
a -> assertCommandOutputContains(a, "/var -all", "(not-active)")
);
}
public void testHistoryReference() {
test(false, new String[]{"--no-startup"},
a -> assertCommand(a, "System.err.println(99)", "", "", null, "", "99\n"),
a -> assertCommand(a, "/exit", "")
);
test(false, new String[]{"--no-startup"},
a -> assertCommand(a, "System.err.println(1)", "", "", null, "", "1\n"),
a -> assertCommand(a, "System.err.println(2)", "", "", null, "", "2\n"),
a -> assertCommand(a, "/-2", "System.err.println(1)", "", null, "", "1\n"),
a -> assertCommand(a, "/history",
"/debug 0\n" +
"System.err.println(1)\n" +
"System.err.println(2)\n" +
"System.err.println(1)\n" +
"/history\n"),
a -> assertCommand(a, "/history -all",
"/debug 0\n" +
"System.err.println(99)\n" +
"/exit\n" +
"/debug 0\n" +
"System.err.println(1)\n" +
"System.err.println(2)\n" +
"System.err.println(1)\n" +
"/history\n" +
"/history -all\n"),
a -> assertCommand(a, "/-2", "System.err.println(2)", "", null, "", "2\n"),
a -> assertCommand(a, "/!", "System.err.println(2)", "", null, "", "2\n"),
a -> assertCommand(a, "/2", "System.err.println(2)", "", null, "", "2\n"),
a -> assertCommand(a, "/1", "System.err.println(1)", "", null, "", "1\n")
);
}
public void testRerunIdRange() {
Compiler compiler = new Compiler();
Path startup = compiler.getPath("rangeStartup");
String[] startupSources = new String[] {
"boolean go = false",
"void println(String s) { if (go) System.out.println(s); }",
"void println(int i) { if (go) System.out.println(i); }",
"println(\"s4\")",
"println(\"s5\")",
"println(\"s6\")"
};
String[] sources = new String[] {
"frog",
"go = true",
"println(2)",
"println(3)",
"println(4)",
"querty"
};
compiler.writeToFile(startup, startupSources);
test(false, new String[]{"--startup", startup.toString()},
a -> assertCommandOutputStartsWith(a, sources[0], "| Error:"),
a -> assertCommand(a, sources[1], "go ==> true", "", null, "", ""),
a -> assertCommand(a, sources[2], "", "", null, "2\n", ""),
a -> assertCommand(a, sources[3], "", "", null, "3\n", ""),
a -> assertCommand(a, sources[4], "", "", null, "4\n", ""),
a -> assertCommandOutputStartsWith(a, sources[5], "| Error:"),
a -> assertCommand(a, "/3", "println(3)", "", null, "3\n", ""),
a -> assertCommand(a, "/s4", "println(\"s4\")", "", null, "s4\n", ""),
a -> assertCommandOutputStartsWith(a, "/e1", "frog\n| Error:"),
a -> assertCommand(a, "/2-4",
"println(2)\nprintln(3)\nprintln(4)",
"", null, "2\n3\n4\n", ""),
a -> assertCommand(a, "/s4-s6",
startupSources[3] + "\n" +startupSources[4] + "\n" +startupSources[5],
"", null, "s4\ns5\ns6\n", ""),
a -> assertCommand(a, "/s4-4", null,
"", null, "s4\ns5\ns6\n2\n3\n4\n", ""),
a -> assertCommandCheckOutput(a, "/e1-e2",
s -> {
assertTrue(s.trim().startsWith("frog\n| Error:"),
"Output: \'" + s + "' does not start with: " + "| Error:");
assertTrue(s.trim().lastIndexOf("| Error:") > 10,
"Output: \'" + s + "' does not have second: " + "| Error:");
}),
a -> assertCommand(a, "/4 s4 2",
"println(4)\nprintln(\"s4\")\nprintln(2)",
"", null, "4\ns4\n2\n", ""),
a -> assertCommand(a, "/s5 2-4 3",
"println(\"s5\")\nprintln(2)\nprintln(3)\nprintln(4)\nprintln(3)",
"", null, "s5\n2\n3\n4\n3\n", ""),
a -> assertCommand(a, "/2 ff", "| No such snippet: ff"),
a -> assertCommand(a, "/4-2", "| End of snippet range less than start: 4 - 2"),
a -> assertCommand(a, "/s5-s3", "| End of snippet range less than start: s5 - s3"),
a -> assertCommand(a, "/4-s5", "| End of snippet range less than start: 4 - s5")
);
}
@Test(enabled = false) // TODO 8158197
public void testHeadlessEditPad() {
String prevHeadless = System.getProperty("java.awt.headless");
try {
System.setProperty("java.awt.headless", "true");
test(
(a) -> assertCommandOutputStartsWith(a, "/edit printf", "| Cannot launch editor -- unexpected exception:")
);
} finally {
System.setProperty("java.awt.headless", prevHeadless==null? "false" : prevHeadless);
}
}
public void testAddExports() {
test(false, new String[]{"--no-startup"},
a -> assertCommandOutputStartsWith(a, "import jdk.internal.misc.VM;", "| Error:")
);
test(false, new String[]{"--no-startup",
"-R--add-exports", "-Rjava.base/jdk.internal.misc=ALL-UNNAMED",
"-C--add-exports", "-Cjava.base/jdk.internal.misc=ALL-UNNAMED"},
a -> assertImport(a, "import jdk.internal.misc.VM;", "", "jdk.internal.misc.VM"),
a -> assertCommand(a, "System.err.println(VM.isBooted())", "", "", null, "", "true\n")
);
test(false, new String[]{"--no-startup", "--add-exports", "java.base/jdk.internal.misc"},
a -> assertImport(a, "import jdk.internal.misc.VM;", "", "jdk.internal.misc.VM"),
a -> assertCommand(a, "System.err.println(VM.isBooted())", "", "", null, "", "true\n")
);
}
public void testRedeclareVariableNoInit() {
test(
a -> assertCommand(a, "Integer a;", "a ==> null"),
a -> assertCommand(a, "a instanceof Integer;", "$2 ==> false"),
a -> assertCommand(a, "a = 1;", "a ==> 1"),
a -> assertCommand(a, "Integer a;", "a ==> null"),
a -> assertCommand(a, "a instanceof Integer;", "$5 ==> false"),
a -> assertCommand(a, "a", "a ==> null")
);
}
public void testWarningUnchecked() { //8223688
test(false, new String[]{"--no-startup"},
a -> assertCommand(a, "abstract class A<T> { A(T t){} }", "| created class A"),
a -> assertCommandCheckOutput(a, "new A(\"\") {}", s -> {
assertStartsWith("| Warning:");
assertTrue(s.contains("unchecked call"));
assertFalse(s.contains("Exception"));
})
);
}
}