Tests for write line in Dram, memory address wrapping implementation and tests

1 files changed, 42 insertions, 0 deletions

diff --git a/tests/utils.cc b/tests/utils.cc
index 5368204..f0e4c24 100644
--- a/tests/utils.cc
+++ b/tests/utils.cc
@@ -21,3 +21,45 @@ TEST_CASE("Parse arbitrary fields # two", "[cache]")
 	CHECK(index == 0b01110);
 	CHECK(offset == 0b11);
 }
+
+TEST_CASE("wrap address outside upper bound", "[utils]")
+{
+	int address = MEM_SIZE + 25;
+	int wrapped = wrap_address(address);
+	REQUIRE(wrapped == 25);
+}
+
+TEST_CASE("wrap address inside upper bound", "[utils]")
+{
+	int address = MEM_SIZE - 25;
+	int wrapped = wrap_address(address);
+	REQUIRE(wrapped == MEM_SIZE - 25);
+}
+
+TEST_CASE("wrap address at upper bound", "[utils]")
+{
+	int address = MEM_SIZE;
+	int wrapped = wrap_address(address);
+	REQUIRE(wrapped == 0);
+}
+
+TEST_CASE("wrap address lower than 0 with magnitude lesser than mem size", "[utils]")
+{
+	int address = -10;
+	int wrapped = wrap_address(address);
+	REQUIRE(wrapped == MEM_SIZE - 10);
+}
+
+TEST_CASE("wrap address lower than 0 but with magnitude greater than mem size", "[utils]")
+{
+	int address = -(MEM_SIZE + 10);
+	int wrapped = wrap_address(address);
+	REQUIRE(wrapped == MEM_SIZE - 10);
+}
+
+TEST_CASE("wrap address at 0", "[utils]")
+{
+	int address = 0;
+	int wrapped = wrap_address(address);
+	REQUIRE(wrapped == 0);
+}
\ No newline at end of file