Function TestMemoryObject

fs/object/object_test.go:83–196

(t *testing.T)

}

func TestMemoryObject(t *testing.T) {
	remote := "path/to/object"
	now := time.Now()
	content := []byte("potatoXXXXXXXXXXXXX")
	content = content[:6] // make some extra cap

	o := object.NewMemoryObject(remote, now, content)
	o.WithMimeType("text/plain; charset=utf-8")

	assert.Equal(t, content, o.Content())
	assert.Equal(t, object.MemoryFs, o.Fs())
	assert.Equal(t, remote, o.Remote())
	assert.Equal(t, remote, o.String())
	assert.Equal(t, now, o.ModTime(context.Background()))
	assert.Equal(t, int64(len(content)), o.Size())
	assert.Equal(t, true, o.Storable())
	assert.Equal(t, "text/plain; charset=utf-8", o.MimeType(context.Background()))

	Hash, err := o.Hash(context.Background(), hash.MD5)
	assert.NoError(t, err)
	assert.Equal(t, "8ee2027983915ec78acc45027d874316", Hash)

	Hash, err = o.Hash(context.Background(), hash.SHA1)
	assert.NoError(t, err)
	assert.Equal(t, "3e2e95f5ad970eadfa7e17eaf73da97024aa5359", Hash)

	newNow := now.Add(time.Minute)
	err = o.SetModTime(context.Background(), newNow)
	assert.NoError(t, err)
	assert.Equal(t, newNow, o.ModTime(context.Background()))

	checkOpen := func(rc io.ReadCloser, expected string) {
		t.Helper()
		actual, err := io.ReadAll(rc)
		assert.NoError(t, err)
		err = rc.Close()
		assert.NoError(t, err)
		assert.Equal(t, expected, string(actual))
	}

	checkContent := func(o fs.Object, expected string) {
		t.Helper()
		rc, err := o.Open(context.Background())
		assert.NoError(t, err)
		checkOpen(rc, expected)
	}

	checkContent(o, string(content))

	rc, err := o.Open(context.Background(), &fs.RangeOption{Start: 1, End: 3})
	assert.NoError(t, err)
	checkOpen(rc, "ota")

	rc, err = o.Open(context.Background(), &fs.RangeOption{Start: 1, End: -1})
	assert.NoError(t, err)
	checkOpen(rc, "otato")

	rc, err = o.Open(context.Background(), &fs.RangeOption{Start: 1, End: 4096})