Merge branch 'master' of git://git.ucc.asn.au/tpg/acess2

[tpg/acess2.git] / Usermode / Libraries / libc.so_src / TEST_strtoi.c

diff --git a/Usermode/Libraries/libc.so_src/TEST_strtoi.c b/Usermode/Libraries/libc.so_src/TEST_strtoi.c
index 6d89224..e065808 100644 (file)
--- a/Usermode/Libraries/libc.so_src/TEST_strtoi.c
+++ b/Usermode/Libraries/libc.so_src/TEST_strtoi.c
@@ -7,15 +7,71 @@
  */
 #include <stdio.h>
 #include <stdlib.h>
+#include <errno.h>
+#include <limits.h>
+#include <string.h>    // strerror
 
-#define TST(t, class, base, val, exp, fmt) do {\
-       t ret = strto##class(#val, NULL, base); \
+#define STR_(v)        #v
+#define STR(v) STR_(v)
+#define TST(t, class, base, val, exp, fmt, ofs, exp_errno) do {\
+       const char *in = val;\
+       char *end;\
+       errno = 0;\
+       t ret = strto##class(in, &end, base); \
        if( ret != exp ) \
-               printf("FAIL strto"#class"('"#val"') != "#val" (act 0x"fmt")\n", ret);\
+               fprintf(stderr, "FAIL strto"#class"('%s') != "#exp" (act "fmt")\n", in, ret);\
+       if( end != in+ofs ) \
+               fprintf(stderr, "FAIL strto"#class"('%s') returned wrong end: %p (+%zi) instead of %p (+%zi)\n",\
+                       in,end,end-in,in+ofs,(size_t)ofs);\
+       if( exp_errno != errno ) \
+               fprintf(stderr, "FAIL strto"#class"('%s') returned wrong errno, exp '%s', got '%s'\n",\
+                       in, strerror(exp_errno), strerror(errno));\
 }while(0)
 
+#define PRIMEBUF(fmt, val)     buf_len = snprintf(buf, sizeof(buf), fmt, val)
+
 int main(int argc, char *argv[])
 {
-       TST(unsigned long, ul, 0, 0x10ec, 0x10ec, "%lx");
-       TST(unsigned long long, ull, 0, 0xffeed10ec, 0xffeed10ec, "%llx");
+       char buf[64];
+       size_t  buf_len;
+       
+       // Success cases
+       TST(unsigned long, ul, 0, "0x10ec", 0x10ec, "%lx", 2+4, 0);
+       TST(unsigned long long, ull, 0, "0xffeed10ec", 0xffeed10ec, "%llx", 2+9, 0);
+       TST(unsigned long long, ull, 0, "01234567", 01234567, "%llo", 8, 0);
+       TST(unsigned long long, ull, 0, "1234567", 1234567, "%lld", 7, 0);
+       TST(long long, ll, 0, "-1", -1, "%lld", 2, 0);  // -1
+       TST(long long, ll, 0, "100113", 100113, "%lld", strlen(in), 0);
+       TST(long long, ll, 0, "0x101", 0x101, "0x%llx", strlen(in), 0);
+       
+       // Invalid strings
+       TST(unsigned long long, ull, 0, "0x",  0, "%llx", 1, 0);        // Single 0
+       TST(unsigned long long, ull, 0, "0xg", 0, "%llx", 1, 0);        // Single 0
+       TST(unsigned long long, ull, 0, "-a", 0, "%llx", 0, 0); // Nothing
+       TST(long long, ll, 0, "-a", 0, "%lld", 0, 0);   // Nothing
+       TST(long long, ll, 0, "-1aaatg", -1, "%lld", 2, 0);     // -1 (with traling junk)
+       TST(long long, ll, 0, "-+1aaatg", 0, "%lld", 0, 0);     // Nothing
+       TST(long long, ll, 0, "-  1", 0, "%lld", 0, 0); // Nothing
+       TST(long long, ll, 0, "01278  1", 0127, "%lld", 4, 0);  // 0127 with junk
+       
+       // Range edges
+       PRIMEBUF("0x%llx", ULLONG_MAX);
+       TST(unsigned long long, ull, 0, buf, ULLONG_MAX, "0x%llx", buf_len, 0);
+       PRIMEBUF("%llu", ULLONG_MAX);
+       TST(unsigned long long, ull, 0, buf, ULLONG_MAX, "%llu", buf_len, 0);
+       PRIMEBUF("-%llu", (long long)LONG_MAX);
+       TST(long, l, 0, buf, -LONG_MAX, "%ld", buf_len, 0);
+       
+       // Out of range
+       // - When the range limit is hit, valid characters should still be consumed (just not used)
+       TST(unsigned long long, ull, 0, "0x10000FFFF0000FFFF", ULLONG_MAX, "%llx", strlen(in), ERANGE);
+       TST(unsigned long, ul, 0, "0x10000FFFF0000FFFF", ULONG_MAX, "%lx", strlen(in), ERANGE);
+       TST(long, l, 0, "0x10000FFFF0000FFFF", LONG_MAX, "%ld", strlen(in), ERANGE);
+       TST(long, l, 0, "-0x10000FFFF0000FFFF", LONG_MIN, "%ld", strlen(in), ERANGE);
+       if( LONG_MIN < -LONG_MAX )
+       {
+               // Ensure that if -LONG_MIN is greater than LONG_MAX, that converting it leaves a range error
+               PRIMEBUF("%ld", LONG_MIN);
+               TST(long, l, 0, buf+1, LONG_MAX, "%ld", buf_len-1, ERANGE);
+       }
 }