Score feature by TDD example

src/TDD/Score.cpp

@@ -0,0 +1,21 @@
+#include "Score.hpp"
+
+Score::Score(int value)
+{
+    this->value = value;
+};
+
+Score Score::sum(int value)
+{
+    return Score(this->value + value);
+};
+
+Score Score::subtract(int value)
+{
+    return Score(this->value - value);
+};
+
+bool Score::equal(const Score& s) const
+{
+    return this->value == s.value;
+}

src/TDD/Score.hpp

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+#ifndef Score_hpp
+#define Score_hpp
+
+class Score
+{
+private:
+    int value = 0;
+public:
+    Score(int value);
+    Score sum(int value);
+    Score subtract(int value);
+    bool equal(const Score& s) const;
+    bool operator==(const Score& s) const
+    {
+        return equal(s);
+    };
+};
+
+#endif /* Score_hpp */

tests/TDD/testScore.cpp

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+#include "../catch.hpp"
+#include "../../src/TDD/Score.cpp"
+
+TEST_CASE("Score") {
+    SECTION("test sum") {
+        Score score(10);
+        Score newScore = score.sum(45);
+        Score toCompare(55);
+        CHECK(newScore == toCompare);
+    }
+
+    SECTION("test equality") {
+        Score score(10);
+        Score toCompare(10);
+        CHECK(score.equal(toCompare));
+    }
+
+    SECTION("test subtract") {
+        Score score(100);
+        Score newScore = score.subtract(45);
+        Score toCompare(55);
+        CHECK(newScore == toCompare);
+    }
+}