258 lines
8.9 KiB
Java
258 lines
8.9 KiB
Java
/*
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* Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 8223967
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* @bug 8232681
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* @summary Unit tests for Text Block language changes
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* @library /tools/lib
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* @modules jdk.compiler/com.sun.tools.javac.api
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* jdk.compiler/com.sun.tools.javac.main
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* @build toolbox.ToolBox toolbox.JavacTask
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* @run main TextBlockAPI
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*/
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import toolbox.JavacTask;
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import toolbox.JavaTask;
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import toolbox.Task;
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import toolbox.ToolBox;
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public class TextBlockAPI {
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private static ToolBox TOOLBOX = new ToolBox();
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private final static String JDK_VERSION = Integer.toString(Runtime.version().feature());
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public static void main(String... args) {
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test1();
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test2();
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test3();
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test4();
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test5();
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test6();
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test7();
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test8();
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}
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/*
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* Check that correct/incorrect syntax is properly detected
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*/
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static void test1() {
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for (String lineterminators : new String[] { "\n", "\r", "\r\n" })
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for (String whitespace : new String[] { "", " ", "\t", "\f" })
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for (String content : new String[] { "a", "ab", "abc", "\u2022", "*".repeat(1000), "*".repeat(10000) }) {
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String code =
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"public class CorrectTest {\n" +
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" public static void main(String... args) {\n" +
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" String xxx = " +
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"\"\"\"" + whitespace + lineterminators +
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content +
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"\"\"\";\n" +
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" }\n" +
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"}\n";
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compPass(code);
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}
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}
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/*
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* Check that use of \u0022 is properly detected
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*/
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static void test2() {
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compPass("public class UnicodeDelimiterTest {",
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" public static void main(String... args) {",
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" String xxx = \\u0022\\u0022\\u0022\nabc\n\\u0022\\u0022\\u0022;",
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" }",
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"}");
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}
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/*
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* Check edge cases of text blocks as last token
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*/
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static void test3() {
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compFail("public class EndTest {",
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" public static void main(String... args) {",
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" String xxx = \"\"\"\nabc\"\"\"");
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compFail("public class TwoQuoteClose {",
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" public static void main(String... args) {",
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" String xxx = \"\"\"\nabc\"\"");
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compFail("public class OneQuoteClose {",
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" public static void main(String... args) {",
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" String xxx = \"\"\"\nabc\"");
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compFail("public class NoClose {",
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" public static void main(String... args) {",
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" String xxx = \"\"\"\nabc");
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compFail("public class ZeroTerminator {",
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" public static void main(String... args) {",
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" String xxx = \"\"\"\nabc\\u0000");
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compFail("public class NonBreakingSpace {",
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" public static void main(String... args) {",
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" String xxx = \"\"\"\nabc\\u001A");
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}
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/*
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* Check line terminator translation
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*/
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static void test4() {
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String[] terminators = new String[] { "\n", "\r\n", "\r" };
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for (String terminator : terminators) {
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String code = "public class LineTerminatorTest {" + terminator +
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" public static void main(String... args) {" + terminator +
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" String s =" + terminator +
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"\"\"\"" + terminator +
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"abc" + terminator +
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"\"\"\";" + terminator +
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" System.out.println(s.equals(\"abc\\n\"));" + terminator +
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" }" + terminator +
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"}" + terminator;
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new JavacTask(TOOLBOX)
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.sources(code)
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.classpath(".")
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.options("-encoding", "utf8")
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.run();
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String output = new JavaTask(TOOLBOX)
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.classpath(".")
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.classArgs("LineTerminatorTest")
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.run()
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.writeAll()
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.getOutput(Task.OutputKind.STDOUT);
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if (!output.contains("true")) {
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throw new RuntimeException("Error detected");
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}
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}
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}
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/*
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* Check escape space
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*/
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static void test5() {
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compPass("public class EscapeSChar {",
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" public static void main(String... args) {",
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" char xxx = '\\s';",
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" }",
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"}");
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compPass("public class EscapeSString {",
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" public static void main(String... args) {",
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" String xxx = \"\\s\";",
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" }",
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"}");
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compPass("public class EscapeSTextBlock {",
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" public static void main(String... args) {",
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" String xxx = \"\"\"",
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" \\s",
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" \"\"\";",
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" }",
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"}");
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}
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/*
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* Check escape line terminator
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*/
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static void test6() {
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String[] terminators = new String[] { "\n", "\r\n", "\r" };
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for (String terminator : terminators) {
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compPass("public class EscapeLineTerminator {",
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" public static void main(String... args) {",
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" String xxx = \"\"\"",
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" \\" + terminator +
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" \"\"\";",
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" }",
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"}");
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}
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}
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/*
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* Check incorrect escape line terminator cases
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*/
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static void test7() {
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compFail("public class EscapeLineTerminatorChar {",
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" public static void main(String... args) {",
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" char xxx = '\\\n';",
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" }",
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"}");
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compFail("public class EscapeLineTerminatorString {",
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" public static void main(String... args) {",
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" String xxx = \"\\\n\";",
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" }",
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"}");
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}
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static void test8() {
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String code = "class C {\n" +
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"\n" +
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" void x() {\n" +
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" String s = \"\"\"\n" +
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"\n" +
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"\"\"\";\n" +
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" }\n" +
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"}\n";
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new JavacTask(TOOLBOX)
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.sources(code)
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.classpath(".")
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.options("-encoding", "utf8", "-Xlint")
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.run();
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}
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/*
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* Test source for successful compile.
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*/
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static void compPass(String source) {
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String output = new JavacTask(TOOLBOX)
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.sources(source)
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.classpath(".")
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.options("-encoding", "utf8")
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.run()
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.writeAll()
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.getOutput(Task.OutputKind.DIRECT);
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if (output.contains("compiler.err")) {
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throw new RuntimeException("Error detected");
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}
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}
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static void compPass(String... lines) {
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compPass(String.join("\n", lines) + "\n");
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}
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/*
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* Test source for unsuccessful compile and specific error.
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*/
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static void compFail(String source) {
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String errors = new JavacTask(TOOLBOX)
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.sources(source)
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.classpath(".")
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.options("-XDrawDiagnostics", "-encoding", "utf8")
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.run(Task.Expect.FAIL)
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.writeAll()
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.getOutput(Task.OutputKind.DIRECT);
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if (!errors.contains("compiler.err")) {
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throw new RuntimeException("No error detected");
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}
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}
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static void compFail(String... lines) {
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compFail(String.join("\n", lines) + "\n");
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}
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}
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