1 files changed, 58 insertions, 0 deletions
diff --git a/tools/slang-unit-test/unit-test-digest-utils.cpp b/tools/slang-unit-test/unit-test-digest-utils.cpp
new file mode 100644
index 000000000..a463fe07f
--- /dev/null
+++ b/tools/slang-unit-test/unit-test-digest-utils.cpp
@@ -0,0 +1,58 @@
+// unit-test-digest-utils.cpp
+
+#include "tools/unit-test/slang-unit-test.h"
+
+#include "../../source/core/slang-digest-util.h"
+
+using namespace Slang;
+
+SLANG_UNIT_TEST(digestUtils)
+{
+    {
+        slang::Digest testA;
+        testA.values[0] = 1;
+        testA.values[1] = 2;
+        testA.values[2] = 3;
+        testA.values[3] = 4;
+
+        String testAString = DigestUtil::toString(testA);
+        SLANG_CHECK(testAString.equals(String("01000000020000000300000004000000")));
+    }
+
+    {
+        slang::Digest testC;
+        testC.values[0] = 0x11111111;
+        testC.values[1] = 0x22222222;
+        testC.values[2] = 0x33333333;
+        testC.values[3] = 0x44444444;
+
+        String testCString = DigestUtil::toString(testC);
+        SLANG_CHECK(testCString.equals(String("11111111222222223333333344444444")));
+    }
+
+    {
+        auto digestString = UnownedStringSlice("5D6CC58E1824A4DFD0CF57395B603316");
+        slang::Digest digest = DigestUtil::fromString(digestString);
+        auto resultString = DigestUtil::toString(digest);
+        SLANG_CHECK(resultString == digestString);
+    }
+
+    {
+        auto digestString = UnownedStringSlice("01000000020000000300000004000000");
+        slang::Digest digest = DigestUtil::fromString(digestString);
+        auto resultString = DigestUtil::toString(digest);
+        SLANG_CHECK(resultString == digestString);
+    }
+
+    {
+        slang::Digest testD;
+        testD.values[0] = 1;
+        testD.values[1] = 2;
+        testD.values[2] = 3;
+        testD.values[3] = 4;
+
+        StringBuilder testDSb;
+        testDSb << testD;
+        SLANG_CHECK(testDSb.equals(String("01000000020000000300000004000000")));
+    }
+}