Add controller.h, implementation and tests.

1 files changed, 39 insertions, 0 deletions

diff --git a/tests/controller.cc b/tests/controller.cc
new file mode 100644
index 0000000..a1b8123
--- /dev/null
+++ b/tests/controller.cc
@@ -0,0 +1,39 @@
+#include "controller.h"
+#include "cache.h"
+#include "dram.h"
+#include <algorithm>
+#include <catch2/catch_test_macros.hpp>
+
+class ControllerPipeFixture
+{
+  public:
+	ControllerPipeFixture()
+	{
+		this->c = new Cache(new Dram(3), 1);
+		this->ct = new Controller(this->c, true);
+	}
+	~ControllerPipeFixture()
+	{
+		delete this->ct;
+		delete this->c;
+	};
+
+	Cache *c;
+	Controller *ct;
+};
+
+TEST_CASE_METHOD(
+	ControllerPipeFixture,
+	"Contructor resets gettable fields",
+	"[controller_pipe]")
+{
+	std::array<int, GPR_NUM> gprs;
+
+	gprs = this->ct->get_gprs();
+
+	CHECK(this->ct->get_clock_cycle() == 0);
+	CHECK(std::all_of(
+		gprs.begin(), gprs.end(), [](int value) { return value == 0; }));
+	// change me later
+	CHECK(this->ct->get_pc() == 0);
+}