1 files changed, 48 insertions, 0 deletions
diff --git a/libc/dfp/test/test_ceil.c b/libc/dfp/test/test_ceil.c
new file mode 100644
index 000000000..1c483199d
--- /dev/null
+++ b/libc/dfp/test/test_ceil.c
@@ -0,0 +1,48 @@
+#include <stdio.h>
+#include <stdint.h>
+#define __STDC_WANT_DEC_FP__ 1
+#include <math.h>
+
+#ifndef FUNCTION
+#define FUNCTION ceil
+#endif
+
+#define FUNCTION_CALL(type)	PASTE(FUNCTION,type)
+#define PASTE(x,y)	PASTE1(x,y)
+#define PASTE1(x,y)	x##y
+
+int main() {
+	_Decimal32 d32;
+	_Decimal32 cd32;
+	_Decimal64 d64;
+	_Decimal64 cd64;
+	_Decimal128 d128;
+	_Decimal128 cd128;
+	
+	d32  = -19.54DF;
+	cd32  = 0.0DF;
+
+	d64  = -19.54DD;
+	cd64 = 0.0DD;
+
+	d128 = -19.54DL;
+	cd128 = 0.0DL;
+
+	cd32 = FUNCTION_CALL(d32)(d32);
+	printf("%Hf = ceild32(%Hf)\n", cd32, d32);
+	d32  = 19.54DF;
+	cd32 = FUNCTION_CALL(d32)(d32);
+	printf("%Hf = ceild32(%Hf)\n", cd32, d32);
+
+	cd64 = FUNCTION_CALL(d64)(d64);
+	printf("%Df = ceild64(%Df)\n", cd64, d64);
+	d64  = 19.54DD;
+	cd64 = FUNCTION_CALL(d64)(d64);
+	printf("%Df = ceild64(%Df)\n", cd64, d64);
+
+	cd128 = FUNCTION_CALL(d128)(d128);
+	printf("%DDf = ceild128(%DDf)\n", cd128, d128);
+	d128 = 19.54DL;
+	cd128 = FUNCTION_CALL(d128)(d128);
+	printf("%DDf = ceild128(%DDf)\n", cd128, d128);
+}