fix: implement equals, hashCode and toString methods for ArrayValue

src/main/java/team/unnamed/mocha/runtime/value/ArrayValue.java

@@ -1,6 +1,9 @@
 package team.unnamed.mocha.runtime.value;
 
 import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.Arrays;
 
 import static java.util.Objects.requireNonNull;
 
@@ -22,4 +25,22 @@ private ArrayValue(final @NotNull Value @NotNull ... values) {
     public @NotNull Value get(final Value index) {
         return values[(int) index.getAsNumber()];
     }
+
+    @Override
+    public @NotNull String toString() {
+        return "ArrayValue[" + Arrays.toString(values) + "]";
+    }
+
+    @Override
+    public boolean equals(final @Nullable Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        final ArrayValue that = (ArrayValue) o;
+        return Arrays.equals(values, that.values);
+    }
+
+    @Override
+    public int hashCode() {
+        return Arrays.hashCode(values);
+    }
 }