Major facelift on the test area -- the beginnings of some real testing

stuff so we can get this library into shape.
 -Erik

4 files changed, 319 insertions, 0 deletions

diff --git a/test/stdlib/.cvsignore b/test/stdlib/.cvsignore
new file mode 100644
index 000000000..4d8c58076
--- /dev/null
+++ b/test/stdlib/.cvsignore
@@ -0,0 +1,8 @@
+testmalloc
+testmalloc.o
+testmalloc_glibc
+testmalloc_glibc.o
+teststrtol
+teststrtol.o
+teststrtol.out
+teststrtol_glibc.out
diff --git a/test/stdlib/Makefile b/test/stdlib/Makefile
new file mode 100644
index 000000000..e882d8f85
--- /dev/null
+++ b/test/stdlib/Makefile
@@ -0,0 +1,104 @@
+TOPDIR=../../
+include $(TOPDIR)Rules.make
+
+# Check if 'ls -sh' works or not 
+LSFLAGS = $(shell if ls -sh >/dev/null 2>&1; \
+    then echo "-sh"; else echo "-s" ; fi)
+
+XCFLAGS = -Wall -Os -fomit-frame-pointer -fno-builtin -nostdinc \
+	-I$(TOPDIR)include -I/usr/include/linux
+XLDFLAGS = -nostdlib -s -gc-sections
+EXTRA_LIBS=$(TOPDIR)libc.a
+
+YCFLAGS = -Wall -Os -fomit-frame-pointer
+YLDFLAGS = -s --static 
+
+# Allow alternative stripping tools to be used...
+ifndef $(STRIPTOOL)
+	STRIPTOOL = strip
+endif
+STRIP    = $(STRIPTOOL) --remove-section=.note --remove-section=.comment $@
+
+TARGETS=testmalloc_source testmalloc testmalloc_glibc 
+TARGETS+=teststrtol_source teststrtol teststrtol_glibc teststrtol_diff
+
+all: $(TARGETS)
+
+testmalloc_source:
+	-@ echo "-------"
+	-@ echo "testmalloc.c source: "
+	-@ echo " "
+	-@ cat testmalloc.c
+	-@ echo " "
+
+testmalloc: testmalloc.c Makefile $(TOPDIR)libc.a
+	-@ echo "-------"
+	-@ echo " "
+	-@ echo "Compiling vs uC-Libc: "
+	-@ echo " "
+	$(CC) $(XCFLAGS) -c $< -o $@.o
+	$(CC) $(XLDFLAGS) $@.o -o $@ $(EXTRA_LIBS)
+	$(STRIP)
+	-ldd $@
+	ls $(LSFLAGS) $@
+	-./$@
+	-@ echo " "
+
+testmalloc_glibc: testmalloc.c Makefile $(TOPDIR)libc.a
+	-@ echo "-------"
+	-@ echo " "
+	-@ echo "Compiling vs GNU libc: "
+	-@ echo " "
+	$(CC) $(YCFLAGS) -c $< -o $@.o
+	$(CC) $(YLDFLAGS) --static $@.o -o $@
+	$(STRIP)
+	-ldd $@
+	ls $(LSFLAGS) $@
+	-./$@
+	-@ echo " "
+
+teststrtol_source:
+	-@ echo "-------"
+	-@ echo "teststrtol.c source: "
+	-@ echo " "
+	-@ cat teststrtol.c
+	-@ echo " "
+
+teststrtol: teststrtol.c Makefile $(TOPDIR)libc.a
+	-@ echo "-------"
+	-@ echo " "
+	-@ echo "Compiling vs uC-Libc: "
+	-@ echo " "
+	$(CC) $(XCFLAGS) -c $< -o $@.o
+	$(CC) $(XLDFLAGS) $@.o -o $@ $(EXTRA_LIBS)
+	$(STRIP)
+	ldd $@
+	ls -sh $@
+	-./$@ | tee $@.out
+	-@ echo " "
+
+teststrtol_glibc: teststrtol.c Makefile $(TOPDIR)libc.a
+	-@ echo "-------"
+	-@ echo " "
+	-@ echo "Compiling vs GNU libc: "
+	-@ echo " "
+	$(CC) $(YCFLAGS) -c $< -o $@.o
+	$(CC) $(YLDFLAGS) --static $@.o -o $@
+	$(STRIP)
+	ldd $@
+	ls -sh $@
+	-./$@ | tee $@.out
+	-@ echo " "
+
+teststrtol_diff: teststrtol_glibc teststrtol
+	-@ echo "-------"
+	-@ echo " "
+	-@ echo "Diffing output: "
+	-@ echo " "
+	-diff -u teststrtol_glibc.out teststrtol.out
+	-@ echo " "
+
+clean:
+	rm -f *.[oa] *~ core $(TARGETS)
+
+
diff --git a/test/stdlib/testmalloc.c b/test/stdlib/testmalloc.c
new file mode 100644
index 000000000..158bf4236
--- /dev/null
+++ b/test/stdlib/testmalloc.c
@@ -0,0 +1,98 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+
+struct list {
+	struct list *next;
+};
+
+int main(void)
+{
+	int z=999;
+	int *y=&z;
+	int *x=NULL;
+	struct list *save;
+	struct list *lp;
+	int i;
+
+
+	printf("pointer to x is %p\n", x);
+	printf("pointer to y is %p\n", y);
+	x=malloc(sizeof(int)*2000);
+	printf("pointer to x is %p\n", x);
+	y=malloc(sizeof(int)*100);
+	printf("pointer to y is %p\n", y);
+	free(x);
+	free(y);
+	printf("about to free(0)\n");
+	free(0);
+	
+	x=malloc(13);
+	printf("x = %p\n", x);
+	memcpy(x, "Small string", 13);
+	printf("0x%p test string1: %s\n", x, (char *)x);
+	y = realloc(x, 36);
+	printf("0x%p test string1: %s\n", y, (char *)y);
+	memcpy(y, "********** Larger string **********", 36);
+	printf("0x%p test string2: %s\n", y, (char *)y);
+	free(y);
+	
+	
+	printf("Allocate 100 nodes 500 bytes each\n");
+	save = 0;
+	for (i=0; i<100; i++) {
+		lp = malloc(500);
+		if (lp == 0) {
+			printf("loop 1: malloc returned 0\n");
+			goto Failed;
+		}
+		lp->next = save;
+		save = lp;
+	}
+	
+	printf("freeing 100 nodes\n");
+	while (save) {
+		lp = save;
+		save = save->next;
+		free(lp);
+	}
+	
+	printf("try realloc 100 times \n");
+	lp = 0;
+	for (i=1; i<=100; i++) {
+		lp = realloc(lp, i*200);
+		if (lp == 0) {
+			printf("loop 3: realloc returned 0\n");
+			goto Failed;
+		}
+	}
+	realloc(lp, 0);
+	
+	printf("Allocate another 100 nodes 600 bytes each\n");
+	save = 0;
+	for (i=0; i<100; i++) {
+		lp = malloc(600);
+		if (lp == 0) {
+			printf("loop 2: malloc returned 0\n");
+			goto Failed;
+		}
+		lp->next = save;
+		save = lp;
+	}
+	
+	printf("freeing 100 nodes\n");
+	while (save) {
+		lp = save;
+		save = save->next;
+		free(lp);
+	}
+	
+
+	printf("alloc test PASSED\n");
+	exit(0);
+
+Failed:
+	printf("!!!!!!!!!!!! alloc test FAILED. !!!!!!!!!!!!!!!\n");
+	exit(1);
+}
diff --git a/test/stdlib/teststrtol.c b/test/stdlib/teststrtol.c
new file mode 100644
index 000000000..d015b81b2
--- /dev/null
+++ b/test/stdlib/teststrtol.c
@@ -0,0 +1,109 @@
+
+#include <stdlib.h>
+#include <stdio.h>
+
+
+const char *strings[]={
+	/* some simple stuff */
+	"0", "1", "10",
+	"100", "1000", "10000", "100000", "1000000",
+	"10000000", "100000000", "1000000000",
+
+	/* negative */
+	"-0", "-1", "-10", 
+	"-100", "-1000", "-10000", "-100000", "-1000000",
+	"-10000000", "-100000000", "-1000000000",
+
+	/* test base>10 */
+	"a", "b", "f", "g", "z",
+
+	/* test hex */
+	"0x0", "0x1", "0xa", "0xf", "0x10",
+
+	/* test octal */
+	"00", "01", "07", "08", "0a", "010",
+
+	/* other */
+	"0x8000000",
+
+	/* check overflow cases: (for 32 bit) */
+	"2147483645",
+	"2147483646",
+	"2147483647",
+	"2147483648",
+	"2147483649",
+	"-2147483645",
+	"-2147483646",
+	"-2147483647",
+	"-2147483648",
+	"-2147483649",
+	"4294967293",
+	"4294967294",
+	"4294967295",
+	"4294967296",
+	"4294967297",
+	"-4294967293",
+	"-4294967294",
+	"-4294967295",
+	"-4294967296",
+	"-4294967297",
+
+	/* bad input tests */
+	"",
+	"00",
+	"0x",
+	"0x0",
+	"-",
+	"+",
+	" ",
+	" -",
+	" - 0",
+};
+int n_tests=sizeof(strings)/sizeof(strings[0]);
+
+void do_test(int base);
+void do_utest(int base);
+
+int main(int argc,char *argv[])
+{
+	do_test(0);
+	do_test(8);
+	do_test(10);
+	do_test(16);
+	do_test(36);
+
+	do_utest(0);
+	do_utest(8);
+	do_utest(10);
+	do_utest(16);
+	do_utest(36);
+
+	return 0;
+}
+
+void do_test(int base)
+{
+	int i;
+	long n;
+	char *endptr;
+
+	for(i=0;i<n_tests;i++){
+		n=strtol(strings[i],&endptr,base);
+		printf("strtol(\"%s\",%d) len=%d res=%ld\n",
+			strings[i],base,endptr-strings[i],n);
+	}
+}
+
+void do_utest(int base)
+{
+	int i;
+	unsigned long n;
+	char *endptr;
+
+	for(i=0;i<n_tests;i++){
+		n=strtoul(strings[i],&endptr,base);
+		printf("strtoul(\"%s\",%d) len=%d res=%lu\n",
+			strings[i],base,endptr-strings[i],n);
+	}
+}
+