test/langtools/jdk/jshell/HighlightUITest.java

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/*
 * @test
 * @bug 8274148
 * @summary Check the UI behavior of snippet highligting
 * @modules
 *     jdk.compiler/com.sun.tools.javac.api
 *     jdk.compiler/com.sun.tools.javac.main
 *     jdk.jshell/jdk.internal.jshell.tool:open
 *     jdk.jshell/jdk.internal.jshell.tool.resources:open
 *     jdk.jshell/jdk.jshell:open
 * @library /tools/lib
 * @build toolbox.ToolBox toolbox.JarTask toolbox.JavacTask
 * @build Compiler UITesting
 * @compile HighlightUITest.java
 * @run testng HighlightUITest
 */

import org.testng.annotations.Test;

@Test
public class HighlightUITest extends UITesting {

    public HighlightUITest() {
        super(true);
    }

    public void testHighlight() throws Exception {
        System.setProperty("test.enable.highlighter", "true");
        doRunTest((inputSink, out) -> {
            inputSink.write("var s = new String(byte[0], 0);");
            waitOutput(out, "var s = new String\\(byte\\[0]\u001B\\[3D\u001B\\[3C, 0\\)\u001B\\[12D\u001B\\[12C;\r" +
                            "\u001B\\[4mvar\u001B\\[0m \u001B\\[1ms\u001B\\[0m = \u001B\\[4mnew\u001B\\[0m String\\(\u001B\\[4mbyte\u001B\\[0m\\u001B\\[8C");
        });
    }

}