codec: Adding schema hashes and testing

1 files changed, 60 insertions, 6 deletions

diff --git a/modules/codec/tests/schema.cpp b/modules/codec/tests/schema.cpp
index df90eb1..871feb7 100644
--- a/modules/codec/tests/schema.cpp
+++ b/modules/codec/tests/schema.cpp
@@ -1,14 +1,68 @@
 #include <forstio/test/suite.h>
+
+#include <forstio/templates.h>
 #include "../c++/schema.h"
 #include "../c++/schema_hash.h"
 
 namespace {
-SAW_TEST("Schema String Hash"){
-	using namespace saw;
-	data<schema::String> str{"foo"};
-	uint64_t hash = schema_hash<schema::String>::apply(0, str);
-	uint64_t expected_hash = 1524024712123765130u;
+template<typename T>
+struct schema_hash_test {
+	static_assert(saw::always_false<T>, "Needs the test pair");
+};
+
+template<typename T, uint64_t expected>
+struct schema_test_pair{};
+
+template<typename T, uint64_t expected>
+struct schema_hash_test<schema_test_pair<T,expected>> {
+	static void check(){
+		using namespace saw;
+		uint64_t hash = schema_hash<T>::apply();
+		SAW_EXPECT( hash == expected, std::string{"Hash for "} + std::string{T::name.view()} + " is " + std::to_string(hash) +", but should be "+ std::to_string(expected) + ".");
+	}
+};
+
+template<typename... T>
+struct schema_hash_test_multi {
+	template<uint64_t i>
+	static void check_ele(){
+		using type = typename saw::parameter_pack_type<i,T...>::type;
+
+		schema_hash_test<type>::check();
 
-	SAW_EXPECT( hash == expected_hash, std::string{"Hash is "} + std::to_string(hash) +", but should be 0.");
+		if constexpr ( (i+1) < sizeof...(T)){
+			check_ele<i+1>();
+		}
+	}
+
+	static void check(){
+		if constexpr (sizeof...(T) > 0){
+			check_ele<0>();
+		}
+	}
+};
+
+namespace schema {
+using namespace saw::schema;
+}
+
+SAW_TEST("Schema Hashes"){
+	using namespace saw;
+	schema_hash_test_multi<
+		schema_test_pair<schema::UInt8 , 17448981058701187403u>,
+		schema_test_pair<schema::UInt16, 17448981058701187400u>,
+		schema_test_pair<schema::UInt32, 17448981058701187398u>,
+		schema_test_pair<schema::UInt64, 17448981058701187394u>,
+		schema_test_pair<schema::Int8 , 856492552766770219u>,
+		schema_test_pair<schema::Int16, 856492552766770216u>,
+		schema_test_pair<schema::Int32, 856492552766770214u>,
+		schema_test_pair<schema::Int64, 856492552766770210u>,
+		schema_test_pair<schema::Float32, 14974566471626763725u>,
+		schema_test_pair<schema::Float64, 14974566471626763729u>,
+		schema_test_pair<schema::SignedInteger, 17576067307413535420u>,
+		schema_test_pair<schema::UnsignedInteger, 15327325027193222152u>,
+		schema_test_pair<schema::FloatingPoint, 18201377588738489119u>,
+		schema_test_pair<schema::String, 3005399793615731798u>
+	>::check();
 }
 }