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24 
25 
26 /*
27  * @test
28  * @summary Test case sensitive aspect of comparing class paths
29  *     between dump time and archive use time
30  * @requires vm.cds
31  * @library /test/lib
32  * @requires os.family != "mac"
33  * @compile test-classes/Hello.java
34  * @run driver CaseSensitiveClassPath
35  */
36 
37 import java.nio.file.FileAlreadyExistsException;
38 import java.nio.file.Files;
39 import java.nio.file.Path;
40 import java.nio.file.Paths;
41 import java.nio.file.StandardCopyOption;
42 import jdk.test.lib.Platform;
43 import jdk.test.lib.process.OutputAnalyzer;
44 
45 
46 // Excluded from running on MAC: a more comprehensive case sensitivity detection
47 // and fix mechanism is needed, which is planned to be implemented in the future.
48 public class CaseSensitiveClassPath {
main(String[] args)49     public static void main(String[] args) throws Exception {
50         String appJar = JarBuilder.getOrCreateHelloJar();
51         String appJarUpper = appJar.replace("hello", "Hello");
52 
53         OutputAnalyzer out = TestCommon.dump(appJar, TestCommon.list("Hello"));
54         TestCommon.checkDump(out);
55 
56         Path jarPath = Paths.get(appJar);
57         Path jarPathUpper = null;
58 
59         boolean fileExists = false;
60         try {
61             jarPathUpper = Files.createFile(Paths.get(appJarUpper));
62         } catch (FileAlreadyExistsException faee) {
63             fileExists = true;
64         }
65 
66         if (!fileExists) {
67             try {
68                 Files.copy(jarPath, jarPathUpper, StandardCopyOption.REPLACE_EXISTING);
69             } catch (Exception e) {
70                 throw new java.lang.RuntimeException(
71                     "Failed copying file from " + appJar + " to " + appJarUpper + ".", e);
72             }
73         } else {
74             jarPathUpper = Paths.get(appJarUpper);
75         }
76         boolean isSameFile = Files.isSameFile(jarPath, jarPathUpper);
77 
78         TestCommon.run("-Xlog:class+path=info,cds", "-cp", appJarUpper, "Hello")
79             .ifNoMappingFailure(output -> {
80                     if (isSameFile) {
81                         output.shouldContain("Hello World");
82                     } else {
83                         output.shouldContain("shared class paths mismatch");
84                         output.shouldHaveExitValue(1);
85                     }
86                 });
87     }
88 }
89