libutil

misc: Add circular shift unit tests

Diffstat

2 files changed, 69 insertions, 0 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index e7cf41d..b9436d8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -16,4 +16,5 @@ LINK_LIBRARIES(lib)
 
 ADD_EXECUTABLE(test_endian ${PROJECT_SOURCE_DIR}/src/test_endian.c)
 ADD_EXECUTABLE(test_error  ${PROJECT_SOURCE_DIR}/src/test_error.c)
+ADD_EXECUTABLE(test_misc   ${PROJECT_SOURCE_DIR}/src/test_misc.c)
 ADD_EXECUTABLE(test_optget ${PROJECT_SOURCE_DIR}/src/test_optget.c)
diff --git a/src/test_misc.c b/src/test_misc.c
new file mode 100644
index 0000000..4825aa3
--- /dev/null
+++ b/src/test_misc.c
@@ -0,0 +1,67 @@
+// test_misc.c
+// Misc unit test for OMKOV lib
+// Copyright (C) 2021, Jakob Wakeling
+// All rights reserved.
+
+/*
+OMKOV Public Domain Licence, version 1.0
+
+Permission is hereby granted to deal with this software and its associated
+documentation files without restriction.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT
+HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE SOFTWARE.
+*/
+
+#include "lib/misc.h"
+#include "unit.h"
+
+#include <stdint.h>
+#include <stdio.h>
+
+int main(void) {
+	{
+		ASSERT("G00T00 ROL8 1",
+				ROL8(0xF0u, 1) == 0xE1u);
+		ASSERT("G00T01 ROL8 7",
+				ROL8(0xF0u, 7) == 0x78u);
+		ASSERT("G00T02 ROL16 1",
+				ROL16(0xF000u, 1) == 0xE001u);
+		ASSERT("G00T03 ROL16 15",
+				ROL16(0xF000u, 15) == 0x7800u);
+		ASSERT("G00T04 ROL32 1",
+				ROL32(0xF0000000uL, 1) == 0xE0000001uL);
+		ASSERT("G00T05 ROL32 31",
+				ROL32(0xF0000000uL, 31) == 0x78000000uL);
+		ASSERT("G00T06 ROL64 1",
+				ROL64(0xF000000000000000uLL, 1) == 0xE000000000000001uLL);
+		ASSERT("G00T07 ROL64 63",
+				ROL64(0xF000000000000000uLL, 63) == 0x7800000000000000uLL);
+	}
+	
+	{
+		ASSERT("G01T00 ROR8 1",
+				ROR8(0x0Fu, 1) == 0x87u);
+		ASSERT("G01T01 ROR8 7",
+				ROR8(0x0Fu, 7) == 0x1Eu);
+		ASSERT("G01T02 ROR16 1",
+				ROR16(0x000Fu, 1) == 0x8007u);
+		ASSERT("G01T03 ROR16 15",
+				ROR16(0x000Fu, 15) == 0x001Eu);
+		ASSERT("G01T04 ROR32 1",
+				ROR32(0x0000000FuL, 1) == 0x80000007uL);
+		ASSERT("G01T05 ROR32 31",
+				ROR32(0x0000000FuL, 31) == 0x0000001EuL);
+		ASSERT("G01T06 ROR64 1",
+				ROR64(0x000000000000000FuLL, 1) == 0x8000000000000007uLL);
+		ASSERT("G01T07 ROR64 63",
+				ROR64(0x000000000000000FuLL, 63) == 0x000000000000001EuLL);
+	}
+	
+	printf("%d of %d tests passed\n", testspassed, testsrun);
+	return testsfailed;
+}