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| 1 | +/* |
| 2 | + * Copyright (c) 2024, 2024, Oracle and/or its affiliates. All rights reserved. |
| 3 | + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | + * |
| 5 | + * The Universal Permissive License (UPL), Version 1.0 |
| 6 | + * |
| 7 | + * Subject to the condition set forth below, permission is hereby granted to any |
| 8 | + * person obtaining a copy of this software, associated documentation and/or |
| 9 | + * data (collectively the "Software"), free of charge and under any and all |
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| 15 | + * (a) the Software, and |
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| 17 | + * (b) any piece of software and/or hardware listed in the lrgrwrks.txt file if |
| 18 | + * one is included with the Software each a "Larger Work" to which the Software |
| 19 | + * is contributed by such licensors), |
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| 21 | + * without restriction, including without limitation the rights to copy, create |
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| 24 | + * Software and the Larger Work(s), and to sublicense the foregoing rights on |
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| 29 | + * The above copyright notice and either this complete permission notice or at a |
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| 32 | + * |
| 33 | + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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| 35 | + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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| 39 | + * SOFTWARE. |
| 40 | + */ |
| 41 | +package com.oracle.graal.python.test.shell; |
| 42 | + |
| 43 | +import java.lang.reflect.Method; |
| 44 | +import java.nio.file.Path; |
| 45 | +import java.nio.file.Paths; |
| 46 | +import java.util.function.Function; |
| 47 | + |
| 48 | +import org.junit.Assert; |
| 49 | +import org.junit.Before; |
| 50 | +import org.junit.Test; |
| 51 | + |
| 52 | +import com.oracle.graal.python.shell.GraalPythonMain; |
| 53 | + |
| 54 | +public class TestPathResolution { |
| 55 | + private Method calculateProgramFullPathMethod; |
| 56 | + |
| 57 | + @Before |
| 58 | + public void setup() throws NoSuchMethodException { |
| 59 | + // Use reflection to avoid exposing the method in public API |
| 60 | + calculateProgramFullPathMethod = GraalPythonMain.class.getDeclaredMethod("calculateProgramFullPath", String.class, Function.class, String.class); |
| 61 | + calculateProgramFullPathMethod.setAccessible(true); |
| 62 | + } |
| 63 | + |
| 64 | + public String calculateProgramFullPath(String executable, Function<Path, Boolean> isExecutable, String path) { |
| 65 | + try { |
| 66 | + return (String) calculateProgramFullPathMethod.invoke(new GraalPythonMain(), executable, isExecutable, path); |
| 67 | + } catch (Throwable e) { |
| 68 | + throw new RuntimeException(e); |
| 69 | + } |
| 70 | + } |
| 71 | + |
| 72 | + @Test |
| 73 | + public void testProgramNameResolutionFullPath() { |
| 74 | + Assert.assertEquals("/absolute/path/graalpy", |
| 75 | + calculateProgramFullPath("/absolute/path/graalpy", path -> true, null)); |
| 76 | + |
| 77 | + Assert.assertEquals(Paths.get("./blah/graalpy").toAbsolutePath().normalize().toString(), |
| 78 | + calculateProgramFullPath("./blah/graalpy", path -> true, null)); |
| 79 | + } |
| 80 | + |
| 81 | + @Test |
| 82 | + public void testProgramNameResolutionEndOfPath() { |
| 83 | + Assert.assertEquals("/last/in/path/graalpy", |
| 84 | + calculateProgramFullPath("graalpy", path -> path.startsWith("/last"), "/first/in/path:/last/in/path/")); |
| 85 | + |
| 86 | + // trailing slash |
| 87 | + Assert.assertEquals("/last/in/path/graalpy", |
| 88 | + calculateProgramFullPath("graalpy", path -> path.startsWith("/last"), "/first/in/path:/last/in/path/")); |
| 89 | + |
| 90 | + // trailing colon |
| 91 | + Assert.assertEquals("/last/in/path/graalpy", |
| 92 | + calculateProgramFullPath("graalpy", path -> path.startsWith("/last"), "/first/in/path:/last/in/path:")); |
| 93 | + |
| 94 | + // leading colon |
| 95 | + Assert.assertEquals("/last/in/path/graalpy", |
| 96 | + calculateProgramFullPath("graalpy", path -> path.startsWith("/last"), ":/first/in/path:/last/in/path")); |
| 97 | + } |
| 98 | + |
| 99 | + @Test |
| 100 | + public void testProgramNameResolutionStartOfPath() { |
| 101 | + Assert.assertEquals("/first/in/path/graalpy", |
| 102 | + calculateProgramFullPath("graalpy", path -> path.startsWith("/first"), "/first/in/path:/last/in/path/")); |
| 103 | + |
| 104 | + // trailing slash |
| 105 | + Assert.assertEquals("/first/in/path/graalpy", |
| 106 | + calculateProgramFullPath("graalpy", path -> path.startsWith("/first"), "/first/in/path/:/last/in/path/")); |
| 107 | + |
| 108 | + // leading colon |
| 109 | + Assert.assertEquals("/first/in/path/graalpy", |
| 110 | + calculateProgramFullPath("graalpy", path -> path.startsWith("/first"), ":/first/in/path:/last/in/path")); |
| 111 | + } |
| 112 | + |
| 113 | + @Test |
| 114 | + public void testProgramNameResolutionInPath() { |
| 115 | + Assert.assertEquals("/second/in/path/graalpy", |
| 116 | + calculateProgramFullPath("graalpy", path -> path.startsWith("/second"), "/first/in/path:/second/in/path/:/last/in/path")); |
| 117 | + |
| 118 | + // with spaces |
| 119 | + Assert.assertEquals("/next/in/path/graalpy", |
| 120 | + calculateProgramFullPath("graalpy", path -> path.startsWith("/next"), "/first/in/path:/path with spaces:/next/in/path/:/last/in/path")); |
| 121 | + |
| 122 | + // with spaces as the result |
| 123 | + Assert.assertEquals("/path with spaces/graalpy", |
| 124 | + calculateProgramFullPath("graalpy", path -> path.startsWith("/path with spaces"), "/first/in/path:/path with spaces:/next/in/path/:/last/in/path")); |
| 125 | + |
| 126 | + // single path element |
| 127 | + Assert.assertEquals("/single/in/path/graalpy", |
| 128 | + calculateProgramFullPath("graalpy", path -> path.startsWith("/single"), "/single/in/path")); |
| 129 | + } |
| 130 | +} |
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