test/langtools/jdk/jshell/ToolMultilineSnippetHistoryTest.java

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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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/**
 * @test
 * @bug 8182489
 * @summary test history with multiline snippets
 * @modules
 *     jdk.jshell/jdk.internal.jshell.tool.resources:open
 *     jdk.jshell/jdk.jshell:open
 * @build UITesting
 * @build ToolMultilineSnippetHistoryTest
 * @run testng ToolMultilineSnippetHistoryTest
 */

import org.testng.annotations.Test;

@Test
public class ToolMultilineSnippetHistoryTest extends UITesting {

    public ToolMultilineSnippetHistoryTest() {
        super(true);
    }

    public void testUpArrow() throws Exception {
        doRunTest((inputSink, out) -> {
            inputSink.write("int x=\n44\n");
            waitOutput(out, "\u001B\\[\\?2004lx ==> 44\n\u001B\\[\\?2004h" + PROMPT);
            inputSink.write("/!\n");
            waitOutput(out, "\u001B\\[\\?2004lint x=\n44;\nx ==> 44\n\u001B\\[\\?2004h" + PROMPT);
            inputSink.write(UP);
            waitOutput(out,  "int x=\n" +
                            CONTINUATION_PROMPT + "44;");
            inputSink.write(UP);
            inputSink.write(UP);
            waitOutput(out,  "\u001B\\[A\n\u001B\\[2C\u001B\\[K");
        });
    }

}