Add input completion test suite (#4644)

Co-authored-by: Rasmus Karlsson <rasmus.karlsson@pajlada.com>

src/providers/emoji/Emojis.cpp

@@ -265,7 +265,7 @@ void Emojis::loadEmojiSet()
 }
 
 std::vector<boost::variant<EmotePtr, QString>> Emojis::parse(
-    const QString &text)
+    const QString &text) const
 {
     auto result = std::vector<boost::variant<EmotePtr, QString>>();
     int lastParsedEmojiEndIndex = 0;
@@ -359,7 +359,7 @@ std::vector<boost::variant<EmotePtr, QString>> Emojis::parse(
     return result;
 }
 
-QString Emojis::replaceShortCodes(const QString &text)
+QString Emojis::replaceShortCodes(const QString &text) const
 {
     QString ret(text);
     auto it = this->findShortCodesRegex_.globalMatch(text);
@@ -393,4 +393,14 @@ QString Emojis::replaceShortCodes(const QString &text)
     return ret;
 }
 
+const EmojiMap &Emojis::getEmojis() const
+{
+    return this->emojis;
+}
+
+const std::vector<QString> &Emojis::getShortCodes() const
+{
+    return this->shortCodes;
+}
+
 }  // namespace chatterino

src/providers/emoji/Emojis.hpp

@@ -37,16 +37,32 @@ struct EmojiData {
 
 using EmojiMap = ConcurrentMap<QString, std::shared_ptr<EmojiData>>;
 
-class Emojis
+class IEmojis
+{
+public:
+    virtual ~IEmojis() = default;
+
+    virtual std::vector<boost::variant<EmotePtr, QString>> parse(
+        const QString &text) const = 0;
+    virtual const EmojiMap &getEmojis() const = 0;
+    virtual const std::vector<QString> &getShortCodes() const = 0;
+    virtual QString replaceShortCodes(const QString &text) const = 0;
+};
+
+class Emojis : public IEmojis
 {
 public:
     void initialize();
     void load();
-    std::vector<boost::variant<EmotePtr, QString>> parse(const QString &text);
+    std::vector<boost::variant<EmotePtr, QString>> parse(
+        const QString &text) const override;
 
     EmojiMap emojis;
     std::vector<QString> shortCodes;
-    QString replaceShortCodes(const QString &text);
+    QString replaceShortCodes(const QString &text) const override;
+
+    const EmojiMap &getEmojis() const override;
+    const std::vector<QString> &getShortCodes() const override;
 
 private:
     void loadEmojis();