Add EmojiService

Signed-off-by: Vartan Benohanian <vartanbeno@gmail.com>

emoji_test.go

@@ -0,0 +1,57 @@
+package reddit
+
+import (
+	"fmt"
+	"net/http"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+var expectedDefaultEmojis = []*Emoji{
+	{
+		Name:             "cake",
+		URL:              "https://emoji.redditmedia.com/46kel8lf1guz_t5_3nqvj/cake",
+		UserFlairAllowed: true,
+		PostFlairAllowed: true,
+		ModFlairOnly:     false,
+		CreatedBy:        "t2_6zfp6ii",
+	},
+	{
+		Name:             "cat_blep",
+		URL:              "https://emoji.redditmedia.com/p9sxc1zh1guz_t5_3nqvj/cat_blep",
+		UserFlairAllowed: true,
+		PostFlairAllowed: true,
+		ModFlairOnly:     false,
+		CreatedBy:        "t2_6zfp6ii",
+	},
+}
+
+var expectedSubredditEmojis = []*Emoji{
+	{
+		Name:             "TestEmoji",
+		URL:              "https://emoji.redditmedia.com/fxe5a674hpf51_t5_2uquw1/TestEmoji",
+		UserFlairAllowed: true,
+		PostFlairAllowed: true,
+		ModFlairOnly:     false,
+		CreatedBy:        "t2_164ab8",
+	},
+}
+
+func TestEmojiService_Get(t *testing.T) {
+	setup()
+	defer teardown()
+
+	blob, err := readFileContents("./testdata/emoji/emojis.json")
+	assert.NoError(t, err)
+
+	mux.HandleFunc("/api/v1/test/emojis/all", func(w http.ResponseWriter, r *http.Request) {
+		assert.Equal(t, http.MethodGet, r.Method)
+		fmt.Fprint(w, blob)
+	})
+
+	defaultEmojis, subredditEmojis, _, err := client.Emoji.Get(ctx, "test")
+	assert.NoError(t, err)
+	assert.Equal(t, expectedDefaultEmojis, defaultEmojis)
+	assert.Equal(t, expectedSubredditEmojis, subredditEmojis)
+}