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https://github.com/HugeFrog24/go-telegram-bot.git
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HugeFrog24
54 lines
1.2 KiB
Go
54 lines
1.2 KiB
Go
package main
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import (
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"testing"
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"github.com/go-telegram/bot/models"
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"github.com/stretchr/testify/assert"
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)
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func TestLargestPhotoSize(t *testing.T) {
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cases := []struct {
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name string
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photos []models.PhotoSize
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wantFileID string
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}{
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{
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name: "ascending sizes — last is largest",
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photos: []models.PhotoSize{
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{FileID: "thumb", Width: 90, Height: 90},
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{FileID: "small", Width: 320, Height: 320},
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{FileID: "full", Width: 1280, Height: 720},
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},
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wantFileID: "full",
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},
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{
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name: "descending sizes — first is largest",
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photos: []models.PhotoSize{
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{FileID: "full", Width: 1280, Height: 720},
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{FileID: "small", Width: 320, Height: 320},
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{FileID: "thumb", Width: 90, Height: 90},
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},
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wantFileID: "full",
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},
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{
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name: "single photo",
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photos: []models.PhotoSize{
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{FileID: "solo", Width: 800, Height: 600},
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},
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wantFileID: "solo",
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},
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{
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name: "empty slice returns zero value (caller guards upstream)",
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photos: []models.PhotoSize{},
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wantFileID: "",
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},
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}
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for _, tc := range cases {
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t.Run(tc.name, func(t *testing.T) {
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got := largestPhotoSize(tc.photos)
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assert.Equal(t, tc.wantFileID, got.FileID)
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})
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}
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}
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