@Test
public void openReadThrowsIfModeIsNotRaw() {
// Arrange:
final TEntityFileDescriptor descriptor = this.createDescriptor(TEST_FILE);
// Act + Assert:
ExceptionAssert.assertThrows(
v -> descriptor.openRead(StorableEntityReadMode.Decode), IllegalArgumentException.class);
}
@Test
public void openReadWithReadModeDelegatesToOpenRead() throws IOException {
// Arrange:
final TEntityFileDescriptor descriptor = Mockito.spy(this.createDescriptor(TEST_FILE));
// Act + Assert:
try (final InputStream is = descriptor.openRead(StorableEntityReadMode.Raw)) {
Mockito.verify(descriptor, Mockito.times(1)).openRead();
}
}
@Test
public void openReadCanOpenFileThatExists() throws IOException {
// Arrange:
final TEntityFileDescriptor descriptor = this.createDescriptor(TEST_FILE);
// Act:
try (final InputStream is = descriptor.openRead()) {
// Assert:
Assert.assertThat(is, IsNull.notNullValue());
}
}
@Test
public void openReadCannotOpenFileThatDoesNotExist() {
// Arrange:
final File file = new File(TEST_FILE_DIRECTORY, "imaginary-read.bar");
final TEntityFileDescriptor descriptor = this.createDescriptor(file);
// Act:
ExceptionAssert.assertThrowsStorageException(
v -> descriptor.openRead(),
this.getExceptionClass(),
this.getExceptionValue(
StorableEntityStorageException.Code.STORABLE_ENTITY_DOES_NOT_EXIST.value()));
}
@Test
public void openReadCannotOpenFileThatIsInvalid() {
// Arrange:
final File file = Mockito.mock(File.class);
Mockito.when(file.getName()).thenReturn("fo\0o.bar");
Mockito.when(file.getAbsolutePath()).thenReturn("fo\0o.bar");
Mockito.when(file.exists()).thenReturn(true);
final TEntityFileDescriptor descriptor = this.createDescriptor(file);
// Act:
ExceptionAssert.assertThrowsStorageException(
v -> descriptor.openRead(),
this.getExceptionClass(),
this.getExceptionValue(
StorableEntityStorageException.Code.STORABLE_ENTITY_COULD_NOT_BE_READ.value()));
}
