From 3cafe0e80b6f57115bc059e26f11c5d613112984 Mon Sep 17 00:00:00 2001
From: Stewart Smith <stewart@linux.vnet.ibm.com>
Date: Wed, 24 Jun 2015 15:02:49 +1000
Subject: add tests for libc isdigit, isprint, isspace, isxdigit

Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>
---
 libc/test/run-ctype-test.c | 24 ++++++++++++++++
 libc/test/run-ctype.c      | 69 ++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 93 insertions(+)

diff --git a/libc/test/run-ctype-test.c b/libc/test/run-ctype-test.c
index 5ba76f1c..999292b0 100644
--- a/libc/test/run-ctype-test.c
+++ b/libc/test/run-ctype-test.c
@@ -31,3 +31,27 @@
 #include "../ctype/tolower.c"
 #include "../ctype/toupper.c"
 
+int skiboot_isdigit(int ch);
+int skiboot_isprint(int ch);
+int skiboot_isspace(int ch);
+int skiboot_isxdigit(int ch);
+
+int skiboot_isdigit(int ch)
+{
+	return isdigit(ch);
+}
+
+int skiboot_isprint(int ch)
+{
+	return isprint(ch);
+}
+
+int skiboot_isspace(int ch)
+{
+	return isspace(ch);
+}
+
+int skiboot_isxdigit(int ch)
+{
+	return isxdigit(ch);
+}
diff --git a/libc/test/run-ctype.c b/libc/test/run-ctype.c
index 15ec9bd5..eac04ec3 100644
--- a/libc/test/run-ctype.c
+++ b/libc/test/run-ctype.c
@@ -20,8 +20,77 @@
 #include <assert.h>
 #include <string.h>
 #include <stdio.h>
+#include <assert.h>
+#include <ctype.h>
+
+int skiboot_isdigit(int ch);
+int skiboot_isprint(int ch);
+int skiboot_isspace(int ch);
+int skiboot_isxdigit(int ch);
 
 int main(void)
 {
+	int i;
+	int r1, r2;
+
+	for(i = '0'; i <= '9'; i++)
+		assert(skiboot_isdigit(i));
+	assert(skiboot_isdigit('a') == 0);
+	assert(skiboot_isdigit('Z') == 0);
+
+	for (i = 0; i < 257; i++) {
+		r1 = skiboot_isdigit(i);
+		r2 = isdigit(i);
+		if (r1)
+			assert(r2);
+		if (!r1)
+			assert(!r2);
+	}
+
+	for(i = '0'; i <= '9'; i++)
+		assert(skiboot_isprint(i));
+	assert(skiboot_isprint('\0') == 0);
+	assert(skiboot_isprint(4) == 0);
+
+	for (i = 0; i < 257; i++) {
+		r1 = skiboot_isprint(i);
+		r2 = isprint(i);
+		if (r1)
+			assert(r2);
+		if (!r1)
+			assert(!r2);
+	}
+
+	for(i = '0'; i <= '9'; i++)
+		assert(skiboot_isspace(i) == 0);
+	assert(skiboot_isspace('\f'));
+	assert(skiboot_isspace('\n'));
+	assert(skiboot_isspace(' '));
+
+	for (i = 0; i < 257; i++) {
+		r1 = skiboot_isspace(i);
+		r2 = isspace(i);
+		if (r1)
+			assert(r2);
+		if (!r1)
+			assert(!r2);
+	}
+
+	for(i = '0'; i <= '9'; i++)
+		assert(skiboot_isxdigit(i));
+	assert(skiboot_isxdigit('a'));
+	assert(skiboot_isxdigit('A'));
+	assert(skiboot_isxdigit('F'));
+	assert(skiboot_isxdigit('Z') == 0);
+
+	for (i = 0; i < 257; i++) {
+		r1 = skiboot_isxdigit(i);
+		r2 = isxdigit(i);
+		if (r1)
+			assert(r2);
+		if (!r1)
+			assert(!r2);
+	}
+
 	return 0;
 }
-- 
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