filenameutilstestcase.java

java 的io 操作类 java 的io 操作类

        assertEquals(true, FilenameUtils.equals(null, null));
        assertEquals(false, FilenameUtils.equals(null, ""));
        assertEquals(false, FilenameUtils.equals("", null));
        assertEquals(true, FilenameUtils.equals("", ""));
        assertEquals(true, FilenameUtils.equals("file.txt", "file.txt"));
        assertEquals(false, FilenameUtils.equals("file.txt", "FILE.TXT"));
        assertEquals(false, FilenameUtils.equals("a\\b\\file.txt", "a/b/file.txt"));
    }

    public void testEqualsOnSystem() {
        assertEquals(true, FilenameUtils.equalsOnSystem(null, null));
        assertEquals(false, FilenameUtils.equalsOnSystem(null, ""));
        assertEquals(false, FilenameUtils.equalsOnSystem("", null));
        assertEquals(true, FilenameUtils.equalsOnSystem("", ""));
        assertEquals(true, FilenameUtils.equalsOnSystem("file.txt", "file.txt"));
        assertEquals(WINDOWS, FilenameUtils.equalsOnSystem("file.txt", "FILE.TXT"));
        assertEquals(false, FilenameUtils.equalsOnSystem("a\\b\\file.txt", "a/b/file.txt"));
    }

    //-----------------------------------------------------------------------
    public void testEqualsNormalized() {
        assertEquals(true, FilenameUtils.equalsNormalized(null, null));
        assertEquals(false, FilenameUtils.equalsNormalized(null, ""));
        assertEquals(false, FilenameUtils.equalsNormalized("", null));
        assertEquals(true, FilenameUtils.equalsNormalized("", ""));
        assertEquals(true, FilenameUtils.equalsNormalized("file.txt", "file.txt"));
        assertEquals(false, FilenameUtils.equalsNormalized("file.txt", "FILE.TXT"));
        assertEquals(true, FilenameUtils.equalsNormalized("a\\b\\file.txt", "a/b/file.txt"));
        assertEquals(false, FilenameUtils.equalsNormalized("a/b/", "a/b"));
    }

    public void testEqualsNormalizedOnSystem() {
        assertEquals(true, FilenameUtils.equalsNormalizedOnSystem(null, null));
        assertEquals(false, FilenameUtils.equalsNormalizedOnSystem(null, ""));
        assertEquals(false, FilenameUtils.equalsNormalizedOnSystem("", null));
        assertEquals(true, FilenameUtils.equalsNormalizedOnSystem("", ""));
        assertEquals(true, FilenameUtils.equalsNormalizedOnSystem("file.txt", "file.txt"));
        assertEquals(WINDOWS, FilenameUtils.equalsNormalizedOnSystem("file.txt", "FILE.TXT"));
        assertEquals(true, FilenameUtils.equalsNormalizedOnSystem("a\\b\\file.txt", "a/b/file.txt"));
        assertEquals(false, FilenameUtils.equalsNormalizedOnSystem("a/b/", "a/b"));
    }

    /**
     * Test for https://issues.apache.org/jira/browse/IO-128
     */
    public void testEqualsNormalizedError_IO_128() {
        try {
            FilenameUtils.equalsNormalizedOnSystem("//file.txt", "file.txt");
            fail("Invalid normalized first file");
        } catch(NullPointerException e) {
            // expected result
        }
        try {
            FilenameUtils.equalsNormalizedOnSystem("file.txt", "//file.txt");
            fail("Invalid normalized second file");
        } catch(NullPointerException e) {
            // expected result
        }
        try {
            FilenameUtils.equalsNormalizedOnSystem("//file.txt", "//file.txt");
            fail("Invalid normalized both filse");
        } catch(NullPointerException e) {
            // expected result
        }
    }

    public void testEquals_fullControl() {
        assertEquals(false, FilenameUtils.equals("file.txt", "FILE.TXT", true, IOCase.SENSITIVE));
        assertEquals(true, FilenameUtils.equals("file.txt", "FILE.TXT", true, IOCase.INSENSITIVE));
        assertEquals(WINDOWS, FilenameUtils.equals("file.txt", "FILE.TXT", true, IOCase.SYSTEM));
        assertEquals(false, FilenameUtils.equals("file.txt", "FILE.TXT", true, null));
    }

    //-----------------------------------------------------------------------
    public void testIsExtension() {
        assertEquals(false, FilenameUtils.isExtension(null, (String) null));
        assertEquals(false, FilenameUtils.isExtension("file.txt", (String) null));
        assertEquals(true, FilenameUtils.isExtension("file", (String) null));
        assertEquals(false, FilenameUtils.isExtension("file.txt", ""));
        assertEquals(true, FilenameUtils.isExtension("file", ""));
        assertEquals(true, FilenameUtils.isExtension("file.txt", "txt"));
        assertEquals(false, FilenameUtils.isExtension("file.txt", "rtf"));
        
        assertEquals(false, FilenameUtils.isExtension("a/b/file.txt", (String) null));
        assertEquals(false, FilenameUtils.isExtension("a/b/file.txt", ""));
        assertEquals(true, FilenameUtils.isExtension("a/b/file.txt", "txt"));
        assertEquals(false, FilenameUtils.isExtension("a/b/file.txt", "rtf"));
        
        assertEquals(false, FilenameUtils.isExtension("a.b/file.txt", (String) null));
        assertEquals(false, FilenameUtils.isExtension("a.b/file.txt", ""));
        assertEquals(true, FilenameUtils.isExtension("a.b/file.txt", "txt"));
        assertEquals(false, FilenameUtils.isExtension("a.b/file.txt", "rtf"));
        
        assertEquals(false, FilenameUtils.isExtension("a\\b\\file.txt", (String) null));
        assertEquals(false, FilenameUtils.isExtension("a\\b\\file.txt", ""));
        assertEquals(true, FilenameUtils.isExtension("a\\b\\file.txt", "txt"));
        assertEquals(false, FilenameUtils.isExtension("a\\b\\file.txt", "rtf"));
        
        assertEquals(false, FilenameUtils.isExtension("a.b\\file.txt", (String) null));
        assertEquals(false, FilenameUtils.isExtension("a.b\\file.txt", ""));
        assertEquals(true, FilenameUtils.isExtension("a.b\\file.txt", "txt"));
        assertEquals(false, FilenameUtils.isExtension("a.b\\file.txt", "rtf"));
        
        assertEquals(false, FilenameUtils.isExtension("a.b\\file.txt", "TXT"));
    }

    public void testIsExtensionArray() {
        assertEquals(false, FilenameUtils.isExtension(null, (String[]) null));
        assertEquals(false, FilenameUtils.isExtension("file.txt", (String[]) null));
        assertEquals(true, FilenameUtils.isExtension("file", (String[]) null));
        assertEquals(false, FilenameUtils.isExtension("file.txt", new String[0]));
        assertEquals(true, FilenameUtils.isExtension("file.txt", new String[] {"txt"}));
        assertEquals(false, FilenameUtils.isExtension("file.txt", new String[] {"rtf"}));
        assertEquals(true, FilenameUtils.isExtension("file", new String[] {"rtf", ""}));
        assertEquals(true, FilenameUtils.isExtension("file.txt", new String[] {"rtf", "txt"}));
        
        assertEquals(false, FilenameUtils.isExtension("a/b/file.txt", (String[]) null));
        assertEquals(false, FilenameUtils.isExtension("a/b/file.txt", new String[0]));
        assertEquals(true, FilenameUtils.isExtension("a/b/file.txt", new String[] {"txt"}));
        assertEquals(false, FilenameUtils.isExtension("a/b/file.txt", new String[] {"rtf"}));
        assertEquals(true, FilenameUtils.isExtension("a/b/file.txt", new String[] {"rtf", "txt"}));
        
        assertEquals(false, FilenameUtils.isExtension("a.b/file.txt", (String[]) null));
        assertEquals(false, FilenameUtils.isExtension("a.b/file.txt", new String[0]));
        assertEquals(true, FilenameUtils.isExtension("a.b/file.txt", new String[] {"txt"}));
        assertEquals(false, FilenameUtils.isExtension("a.b/file.txt", new String[] {"rtf"}));
        assertEquals(true, FilenameUtils.isExtension("a.b/file.txt", new String[] {"rtf", "txt"}));
        
        assertEquals(false, FilenameUtils.isExtension("a\\b\\file.txt", (String[]) null));
        assertEquals(false, FilenameUtils.isExtension("a\\b\\file.txt", new String[0]));
        assertEquals(true, FilenameUtils.isExtension("a\\b\\file.txt", new String[] {"txt"}));
        assertEquals(false, FilenameUtils.isExtension("a\\b\\file.txt", new String[] {"rtf"}));
        assertEquals(true, FilenameUtils.isExtension("a\\b\\file.txt", new String[] {"rtf", "txt"}));
        
        assertEquals(false, FilenameUtils.isExtension("a.b\\file.txt", (String[]) null));
        assertEquals(false, FilenameUtils.isExtension("a.b\\file.txt", new String[0]));
        assertEquals(true, FilenameUtils.isExtension("a.b\\file.txt", new String[] {"txt"}));
        assertEquals(false, FilenameUtils.isExtension("a.b\\file.txt", new String[] {"rtf"}));
        assertEquals(true, FilenameUtils.isExtension("a.b\\file.txt", new String[] {"rtf", "txt"}));
        
        assertEquals(false, FilenameUtils.isExtension("a.b\\file.txt", new String[] {"TXT"}));
        assertEquals(false, FilenameUtils.isExtension("a.b\\file.txt", new String[] {"TXT", "RTF"}));
    }

    public void testIsExtensionCollection() {
        assertEquals(false, FilenameUtils.isExtension(null, (Collection) null));
        assertEquals(false, FilenameUtils.isExtension("file.txt", (Collection) null));
        assertEquals(true, FilenameUtils.isExtension("file", (Collection) null));
        assertEquals(false, FilenameUtils.isExtension("file.txt", new ArrayList()));
        assertEquals(true, FilenameUtils.isExtension("file.txt", new ArrayList(Arrays.asList(new String[] {"txt"}))));
        assertEquals(false, FilenameUtils.isExtension("file.txt", new ArrayList(Arrays.asList(new String[] {"rtf"}))));
        assertEquals(true, FilenameUtils.isExtension("file", new ArrayList(Arrays.asList(new String[] {"rtf", ""}))));
        assertEquals(true, FilenameUtils.isExtension("file.txt", new ArrayList(Arrays.asList(new String[] {"rtf", "txt"}))));
        
        assertEquals(false, FilenameUtils.isExtension("a/b/file.txt", (Collection) null));
        assertEquals(false, FilenameUtils.isExtension("a/b/file.txt", new ArrayList()));
        assertEquals(true, FilenameUtils.isExtension("a/b/file.txt", new ArrayList(Arrays.asList(new String[] {"txt"}))));
        assertEquals(false, FilenameUtils.isExtension("a/b/file.txt", new ArrayList(Arrays.asList(new String[] {"rtf"}))));
        assertEquals(true, FilenameUtils.isExtension("a/b/file.txt", new ArrayList(Arrays.asList(new String[] {"rtf", "txt"}))));
        
        assertEquals(false, FilenameUtils.isExtension("a.b/file.txt", (Collection) null));
        assertEquals(false, FilenameUtils.isExtension("a.b/file.txt", new ArrayList()));
        assertEquals(true, FilenameUtils.isExtension("a.b/file.txt", new ArrayList(Arrays.asList(new String[] {"txt"}))));
        assertEquals(false, FilenameUtils.isExtension("a.b/file.txt", new ArrayList(Arrays.asList(new String[] {"rtf"}))));
        assertEquals(true, FilenameUtils.isExtension("a.b/file.txt", new ArrayList(Arrays.asList(new String[] {"rtf", "txt"}))));
        
        assertEquals(false, FilenameUtils.isExtension("a\\b\\file.txt", (Collection) null));
        assertEquals(false, FilenameUtils.isExtension("a\\b\\file.txt", new ArrayList()));
        assertEquals(true, FilenameUtils.isExtension("a\\b\\file.txt", new ArrayList(Arrays.asList(new String[] {"txt"}))));
        assertEquals(false, FilenameUtils.isExtension("a\\b\\file.txt", new ArrayList(Arrays.asList(new String[] {"rtf"}))));
        assertEquals(true, FilenameUtils.isExtension("a\\b\\file.txt", new ArrayList(Arrays.asList(new String[] {"rtf", "txt"}))));
        
        assertEquals(false, FilenameUtils.isExtension("a.b\\file.txt", (Collection) null));
        assertEquals(false, FilenameUtils.isExtension("a.b\\file.txt", new ArrayList()));
        assertEquals(true, FilenameUtils.isExtension("a.b\\file.txt", new ArrayList(Arrays.asList(new String[] {"txt"}))));
        assertEquals(false, FilenameUtils.isExtension("a.b\\file.txt", new ArrayList(Arrays.asList(new String[] {"rtf"}))));
        assertEquals(true, FilenameUtils.isExtension("a.b\\file.txt", new ArrayList(Arrays.asList(new String[] {"rtf", "txt"}))));
        
        assertEquals(false, FilenameUtils.isExtension("a.b\\file.txt", new ArrayList(Arrays.asList(new String[] {"TXT"}))));
        assertEquals(false, FilenameUtils.isExtension("a.b\\file.txt", new ArrayList(Arrays.asList(new String[] {"TXT", "RTF"}))));
    }

}