initial commits
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package mstdn
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import (
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"encoding/json"
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"sourcecode.social/reiver/go-erorr"
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"sourcecode.social/reiver/go-opt"
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)
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var _ json.Marshaler = CustomEmoji{}
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const (
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errCannotMashalCustomEmojiAsJSONNoShortCode = erorr.Error("cannot marshal mstdn.Emoji to JSON — no ‘shortcode’ set")
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errCannotMashalCustomEmojiAsJSONNoURL = erorr.Error("cannot marshal mstdn.Emoji to JSON — no ‘url’ set")
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errCannotMashalCustomEmojiAsJSONNoStaticURL = erorr.Error("cannot marshal mstdn.Emoji to JSON — no ‘static_url’ set")
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errCannotMashalCustomEmojiAsJSONNoVisibleInPicker = erorr.Error("cannot marshal mstdn.Emoji to JSON — no ‘visible_in_picker’ set")
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)
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// CustomEmoji represents a Mastodon API "CustomEmoji".
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//
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// See:
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// https://docs.joinmastodon.org/entities/CustomEmoji/
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type CustomEmoji struct {
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ShortCode opt.Optional[string] `json:"shortcode"`
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URL opt.Optional[string] `json:"url"`
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StaticURL opt.Optional[string] `json:"static_url"`
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VisibleInPicker opt.Optional[bool] `json:"visible_in_picker"`
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Category opt.Optional[string] `json:"category"`
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}
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func (receiver CustomEmoji) MarshalJSON() ([]byte, error) {
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data := map[string]interface{}{}
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{
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value, found := receiver.ShortCode.Get()
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if !found {
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return nil, errCannotMashalCustomEmojiAsJSONNoShortCode
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}
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data["shortcode"] = value
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}
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{
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value, found := receiver.URL.Get()
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if !found {
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return nil, errCannotMashalCustomEmojiAsJSONNoURL
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}
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data["url"] = value
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}
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{
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value, found := receiver.StaticURL.Get()
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if !found {
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return nil, errCannotMashalCustomEmojiAsJSONNoStaticURL
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}
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data["static_url"] = value
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}
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{
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value, found := receiver.VisibleInPicker.Get()
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if !found {
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return nil, errCannotMashalCustomEmojiAsJSONNoVisibleInPicker
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}
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data["visible_in_picker"] = value
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}
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{
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receiver.Category.WhenSomething(func(value string){
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data["category"] = value
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})
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}
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return json.Marshal(data)
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}
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@ -0,0 +1,133 @@
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package mstdn
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import (
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"testing"
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"bytes"
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"encoding/json"
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"sourcecode.social/reiver/go-opt"
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)
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func TestCustomEmoji_MarshalJSON(t *testing.T) {
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tests := []struct{
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Value CustomEmoji
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Expected string
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}{
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{
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Value: CustomEmoji{
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ShortCode: opt.Something[string](""),
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URL: opt.Something[string](""),
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StaticURL: opt.Something[string](""),
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VisibleInPicker: opt.Something[bool](false),
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},
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Expected:
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"{" +"\n"+
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"\t"+ `"shortcode":` +`""` +"," +"\n"+
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"\t"+ `"static_url":` +`""` +"," +"\n"+
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"\t"+ `"url":` +`""` +"," +"\n"+
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"\t"+ `"visible_in_picker":` +`false` +"" +"\n"+
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"}" +"\n",
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},
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{
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Value: CustomEmoji{
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ShortCode: opt.Something[string]("bananas"),
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URL: opt.Something[string](""),
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StaticURL: opt.Something[string](""),
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VisibleInPicker: opt.Something[bool](false),
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},
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Expected:
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"{" +"\n"+
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"\t"+ `"shortcode":` +`"bananas"` +"," +"\n"+
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"\t"+ `"static_url":` +`""` +"," +"\n"+
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"\t"+ `"url":` +`""` +"," +"\n"+
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"\t"+ `"visible_in_picker":` +`false` +"" +"\n"+
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"}" +"\n",
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},
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{
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Value: CustomEmoji{
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ShortCode: opt.Something[string](""),
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URL: opt.Something[string]("https://example.com/emoji/cracra"),
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StaticURL: opt.Something[string](""),
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VisibleInPicker: opt.Something[bool](false),
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},
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Expected:
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"{" +"\n"+
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"\t"+ `"shortcode":` +`""` +"," +"\n"+
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"\t"+ `"static_url":` +`""` +"," +"\n"+
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"\t"+ `"url":` +`"https://example.com/emoji/cracra"` +"," +"\n"+
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"\t"+ `"visible_in_picker":` +`false` +"" +"\n"+
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"}" +"\n",
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},
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{
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Value: CustomEmoji{
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ShortCode: opt.Something[string](""),
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URL: opt.Something[string](""),
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StaticURL: opt.Something[string]("https://static.example.com/img/emoji/cracra.png"),
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VisibleInPicker: opt.Something[bool](false),
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},
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Expected:
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"{" +"\n"+
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"\t"+ `"shortcode":` +`""` +"," +"\n"+
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"\t"+ `"static_url":` +`"https://static.example.com/img/emoji/cracra.png"` +"," +"\n"+
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"\t"+ `"url":` +`""` +"," +"\n"+
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"\t"+ `"visible_in_picker":` +`false` +"" +"\n"+
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"}" +"\n",
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},
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{
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Value: CustomEmoji{
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ShortCode: opt.Something[string](""),
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URL: opt.Something[string](""),
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StaticURL: opt.Something[string](""),
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VisibleInPicker: opt.Something[bool](true),
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},
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Expected:
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"{" +"\n"+
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"\t"+ `"shortcode":` +`""` +"," +"\n"+
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"\t"+ `"static_url":` +`""` +"," +"\n"+
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"\t"+ `"url":` +`""` +"," +"\n"+
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"\t"+ `"visible_in_picker":` +`true` +"" +"\n"+
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"}" +"\n",
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},
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}
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for testNumber, test := range tests {
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actualBytes, err := test.Value.MarshalJSON()
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if nil != err {
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t.Errorf("For test #%d, did not expect to get an error but actually got one.", testNumber)
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t.Logf("ERROR: (%T) %s", err, err)
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t.Logf("VALUE: %#v", test.Value)
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continue
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}
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actual := string(actualBytes)
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var expected string
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{
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var buffer bytes.Buffer
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err := json.Compact(&buffer, []byte(test.Expected))
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if nil != err {
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panic(err)
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}
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expected = buffer.String()
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}
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if expected != actual {
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t.Errorf("For test #%d, the actual value is not what was expected.", testNumber)
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t.Logf("EXPECTED:\n%s", expected)
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t.Logf("ACTUAL:\n%s", actual)
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t.Logf("EXPECTED: %q", expected)
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t.Logf("ACTUAL: %q", actual)
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t.Logf("VALUE: %#v", test.Value)
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continue
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}
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}
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}
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