Function testFileSetModTime

vfs/file_test.go:91–144

(t *testing.T, cacheMode vfscommon.CacheMode, open bool, write bool)

}

func testFileSetModTime(t *testing.T, cacheMode vfscommon.CacheMode, open bool, write bool) {
	if !canSetModTimeValue {
		t.Skip("can't set mod time")
	}
	r, vfs, file, file1 := fileCreate(t, cacheMode)
	if !canSetModTime(t, r) {
		t.Skip("can't set mod time")
	}

	var (
		err      error
		fd       Handle
		contents = "file1 contents"
	)
	if open {
		// Open with write intent
		if cacheMode != vfscommon.CacheModeOff {
			fd, err = file.Open(os.O_WRONLY)
			if write {
				contents = "hello contents"
			}
		} else {
			// Can't write without O_TRUNC with CacheMode Off
			fd, err = file.Open(os.O_WRONLY | os.O_TRUNC)
			if write {
				contents = "hello"
			} else {
				contents = ""
			}
		}
		require.NoError(t, err)

		// Write some data
		if write {
			_, err = fd.WriteString("hello")
			require.NoError(t, err)
		}
	}

	err = file.SetModTime(t2)
	require.NoError(t, err)

	if open {
		require.NoError(t, fd.Close())
		vfs.WaitForWriters(waitForWritersDelay)
	}

	file1 = fstest.NewItem(file1.Path, contents, t2)
	r.CheckRemoteItems(t, file1)

	vfs.Opt.ReadOnly = true
	err = file.SetModTime(t2)
	assert.Equal(t, EROFS, err)
}

// Test various combinations of setting mod times with and
// without the cache and with and without opening or writing