Function TestRWFileHandleSizeCreateExisting

vfs/read_write_test.go:501–528

(t *testing.T)

}

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

	// check initial size after opening
	assertSize(t, vfs, fh, "dir/file1", 16)

	// write some bytes
	n, err := fh.Write([]byte("hello"))
	assert.NoError(t, err)
	assert.Equal(t, 5, n)

	// check size after writing
	assertSize(t, vfs, fh, "dir/file1", 16)

	// write some more bytes
	n, err = fh.Write([]byte("helloHELLOhello"))
	assert.NoError(t, err)
	assert.Equal(t, 15, n)

	// check size after writing
	assertSize(t, vfs, fh, "dir/file1", 20)

	// close
	assert.NoError(t, fh.Close())

	// check size after close
	assertSize(t, vfs, nil, "dir/file1", 20)
}

func TestRWFileHandleSizeCreateNew(t *testing.T) {
	_, vfs, fh := rwHandleCreateFlags(t, false, "file1", os.O_WRONLY|os.O_CREATE)