chkpnt commented on code in PR #486:
URL: https://github.com/apache/commons-io/pull/486#discussion_r1339684608
##########
src/test/java/org/apache/commons/io/FileUtilsTest.java:
##########
@@ -2463,18 +2485,56 @@ public void testReadFileToStringWithEncoding() throws
Exception {
assertEquals("Hello /u1234", data);
}
+ @Test
+ public void testReadFileToString_Errors() {
+ assertThrows(NullPointerException.class, () ->
FileUtils.readFileToString(null));
+ assertThrows(NoSuchFileException.class, () ->
FileUtils.readFileToString(new File("non-exsistent")));
+
+ Exception exception = assertThrows(IOException.class, () ->
FileUtils.readFileToString(tempDirFile));
+ assertEquals("Is a directory", exception.getMessage());
+
+ assertThrows(UnsupportedCharsetException.class, () ->
FileUtils.readFileToString(tempDirFile, "unsupported-charset"));
+ }
+
+ @Test
+ @EnabledIf("isPosixFilePermissionsSupported")
+ public void testReadFileToString_AccessDeniedExceptionOnPosixFileSystem()
throws Exception {
+ final File file = TestUtils.newFile(tempDirFile, "cant-read.txt");
+ TestUtils.createFile(file, 100);
+ Files.setPosixFilePermissions(file.toPath(),
PosixFilePermissions.fromString("---------"));
+
+ assertThrows(AccessDeniedException.class, () ->
FileUtils.readFileToString(file));
+ }
+
@Test
public void testReadLines() throws Exception {
final File file = TestUtils.newFile(tempDirFile, "lines.txt");
- try {
- final String[] data = {"hello", "/u1234", "", "this is", "some
text"};
- TestUtils.createLineBasedFile(file, data);
+ final String[] data = {"hello", "/u1234", "", "this is", "some text"};
+ TestUtils.createLineBasedFile(file, data);
- final List<String> lines = FileUtils.readLines(file, UTF_8);
- assertEquals(Arrays.asList(data), lines);
- } finally {
- TestUtils.deleteFile(file);
Review Comment:
The file is created in the tempDir, so deleting it explicitly isn't
necessary.
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