From ba2286a9a930ea571a2b2e717b982635f04bfdbd Mon Sep 17 00:00:00 2001
From: Andrew Bachmann <andrewbachmann@nowhere.fake>
Date: Wed, 18 May 2005 20:45:02 +0000
Subject: [PATCH] add test for drem, expand testing for and supress table
 output for copysign, drem

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@12721 a95241bf-73f2-0310-859d-f6bbb57e9c96
---
 .../kernel/libroot/posix/math/math_test.cpp   | 40 +++++++++++++++----
 1 file changed, 33 insertions(+), 7 deletions(-)

diff --git a/src/tests/kernel/libroot/posix/math/math_test.cpp b/src/tests/kernel/libroot/posix/math/math_test.cpp
index c6b4d40178..f926a4af42 100644
--- a/src/tests/kernel/libroot/posix/math/math_test.cpp
+++ b/src/tests/kernel/libroot/posix/math/math_test.cpp
@@ -45,10 +45,12 @@ main(int argc, char **argv)
 	fprintf(stdout, "value\tsin(value)\tbe_sin(value)\n");
 	for (int i = -9 ; i <= 9 ; i++) {
 		double f = (double)i;
-		fprintf(stdout, "%0.1f\t%0.10f\t%0.10f\n", f, sin(f), be_sin(f));
+		fprintf(stdout, "%0.1f\t%0.10f\t%0.10f", f, sin(f), be_sin(f));
 		if (sin(f) != be_sin(f)) {
+			fprintf(stdout, " **");
 			result = B_ERROR;
 		}
+		fprintf(stdout, "\n");
 	}
 	fprintf(stdout, "\n");
 
@@ -56,27 +58,51 @@ main(int argc, char **argv)
 	// test cos
 	for (int i = -9 ; i <= 9 ; i++) {
 		double f = (double)i;
-		fprintf(stdout, "%0.1f\t%0.10f\t%0.10f\n", f, cos(f), be_cos(f));
+		fprintf(stdout, "%0.1f\t%0.10f\t%0.10f", f, cos(f), be_cos(f));
 		if (cos(f) != be_cos(f)) {
+			fprintf(stdout, " **");
 			result = B_ERROR;
 		}
+		fprintf(stdout, "\n");
 	}
 	fprintf(stdout, "\n");
 
 	fprintf(stdout, "arg1\targ2\tcopysign()\tbe_copysign()\n");
 	// test copysign
-	for (int i = -2 ; i <= 2 ; i++) {
-		for (int j = -2 ; j <= 2 ; j++) {
+	for (int i = -9 ; i <= 9 ; i++) {
+		for (int j = -9 ; j <= 9 ; j++) {
 			double f = (double)i;
 			double g = (double)j;
-			fprintf(stdout, "%0.1f\t%0.1f\t%0.10f\t%0.10f\n",
-			                 f, g, copysign(f, g), be_copysign(f, g));
-			if (copysign(f, g) != be_copysign(f, g)) {
+			double x = copysign(f, g);
+			double y = be_copysign(f, g);
+			if ((x != y) && !(isnan(x) && isnan(y))) {
+				fprintf(stdout, "%0.1f\t%0.1f\t%0.6f\t%0.6f", f, g, x, y);
+				fprintf(stdout, " **");
+				fprintf(stdout, "\n");
 				result = B_ERROR;
 			}
 		}
 	}
 	fprintf(stdout, "\n");
 
+	fprintf(stdout, "arg1\targ2\tdrem(values)\tbe_drem(values)\n");
+	// test drem
+	for (int i = -21 ; i <= 21 ; i++) {
+		for (int j = -36 ; j <= 36 ; j++) {
+			double f = (double)i/3.0;
+			double g = (double)j/4.0;
+			double x = drem(f, g);
+			double y = be_drem(f, g);
+			if ((x != y) && !(isnan(x) && isnan(y))) {
+				fprintf(stdout, "%0.2f\t%0.2f\t%0.10f\t%0.10f", f, g, x, y);
+				fprintf(stdout, " **");
+				fprintf(stdout, "\n");
+				result = B_ERROR;
+			}
+		}
+	}
+	fprintf(stdout, "\n");
+
+	fprintf(stdout, "result = %s\n", (result == B_OK ? "OK" : "ERROR"));
 	return result;
 }