Function assertSize

vfs/read_write_test.go:471–478

check the size of the file through the open file (if not nil) and via stat

(t *testing.T, vfs *VFS, fh *RWFileHandle, filepath string, size int64)

// check the size of the file through the open file (if not nil) and via stat
func assertSize(t *testing.T, vfs *VFS, fh *RWFileHandle, filepath string, size int64) {
	if fh != nil {
		assert.Equal(t, size, fh.Size())
	}
	fi, err := vfs.Stat(filepath)
	require.NoError(t, err)
	assert.Equal(t, size, fi.Size())
}

func TestRWFileHandleSizeTruncateExisting(t *testing.T) {
	_, vfs, fh := rwHandleCreateFlags(t, true, "dir/file1", os.O_WRONLY|os.O_TRUNC)