Fixes and tests for function declaration to string

tests/TreeStringTests.cpp

@@ -2,8 +2,10 @@
 #include <catch.hpp>
 #include <sstream>
 
+#include "../src/ScriptTypes/ScriptType.hpp"
 #include "../src/Binder/BoundStatements/BoundStatement.hpp"
 #include "../src/Utilities/HashedString.hpp"
+using namespace Porygon;
 using namespace Porygon::Binder;
 using namespace Porygon::Utilities;
 
@@ -144,5 +146,23 @@ TEST_CASE( "While To String", "[BoundTreeString]" ) {
     delete s;
 }
 
+TEST_CASE( "Function Declaration To String", "[BoundTreeString]" ) {
+    std::stringstream stream;
+    auto t = make_shared<const GenericFunctionScriptType>();
+    auto key = new u16string(u"func");
+    const BoundVariableKey *keyObj = new BoundVariableKey(HashedString(key), 0, true);
+    auto s = new BoundFunctionDeclarationStatement(t, keyObj, new BoundBlockStatement({}));
+    s->GetTreeString(stream, 1);
+    REQUIRE(stream.str() ==
+            R"(	FunctionDeclaration
+	Key: func
+	Type: function
+	Block:
+		BlockStatement)");
+    delete s;
+}
+
+
+
 
 #endif