}
	}

	{
		buf := make([]byte, 5)
		// Test for negative offset.
		if _, err = xlStorage.ReadFile(context.Background(), volume, "myobject", -1, buf, v); err == nil {
			t.Fatalf("expected: error, got: <nil>")
		}
	}

	for l := 0; l < 2; l++ {
		// Following block validates all ReadFile test cases.
		for i, testCase := range testCases {
			var n int64
			// Common read buffer.

// tries to verify whether the disk has bitrot.
//
// Additionally ReadFile also starts reading from an offset. ReadFile
// semantics are same as io.ReadFull.
func (s *xlStorage) ReadFile(ctx context.Context, volume string, path string, offset int64, buffer []byte, verifier *BitrotVerifier) (int64, error) {
	if offset < 0 {
		return 0, errInvalidArgument
	}

	volumeDir, err := s.getVolDir(volume)
	if err != nil {

			path = tf
		}
		var rc *ReadCloser
		rc, err = OpenReader(path)
		if err == nil {
			defer rc.Close()
			z = &rc.Reader
		}
		var err2 error
		raw, err2 = os.ReadFile(path)
		if err2 != nil {
			t.Errorf("ReadFile(%s) error=%v", path, err2)
			return
		}
	}
	if err != zt.Error {
		t.Errorf("error=%v, want %v", err, zt.Error)
		return
	}

	// bail if file is not zip

    setUp(parameters.first, parameters.second)
    val editor = cache.edit("k1")!!
    editor.setString(0, "ABC")
    editor.setString(1, "B")
    editor.commit()
    val k1 = getCleanFile("k1", 0)
    assertThat(readFile(k1)).isEqualTo("ABC")
    cache.remove("k1")
    assertThat(filesystem.exists(k1)).isFalse()
  }

  @ParameterizedTest
  @ArgumentsSource(FileSystemParamProvider::class)