new test system

[libc-test] / src / functional / fscanf.c

diff --git a/src/functional/fscanf.c b/src/functional/fscanf.c
index 62627b7..17fdb64 100644 (file)
--- a/src/functional/fscanf.c
+++ b/src/functional/fscanf.c
@@ -1,4 +1,3 @@
-#include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
 #include <errno.h>
@@ -6,46 +5,129 @@
 #include <unistd.h>
 #include "test.h"
 
-#define T(f, x, m) do { \
-       r = (f); \
-       if (r != (x)) \
-               error("%s failed (got %d, expected %d, errno \"%s\") (%s)\n", \
-                       #f, r, x, errno ? strerror(errno) : "", m); \
-       errno = 0; \
-} while (0)
+#define TEST(r, f, x, m) ( \
+       errno=0, ((r) = (f)) == (x) || \
+       (t_error("%s failed (" m ")\n", #f, r, x, strerror(errno)), 0) )
 
-#define S(s, x, m) do { \
-       if (strcmp(s, x) != 0) \
-               error("got [%s] want [%s] (%s)\n", s, x, m); \
-} while(0)
+#define TEST_S(s, x, m) ( \
+       !strcmp((s),(x)) || \
+       (t_error("[%s] != [%s] (%s)\n", s, x, m), 0) )
+
+static FILE *writetemp(const char *data)
+{
+       FILE *f = tmpfile();
+       if (!f) return 0;
+       if (!fwrite(data, strlen(data), 1, f)) {
+               fclose(f);
+               return 0;
+       }
+       rewind(f);
+       return f;
+}
 
 int main(void)
 {
-       int r, x, y;
+       int i, x, y;
+       double u;
        char a[100], b[100];
-       int p[2];
        FILE *f;
+       int p[2];
+
+       TEST(i, pipe(p), 0, "failed to open pipe %d!=%d (%s)");
+       TEST(i, !(f = fdopen(p[0], "rb")), 0, "failed to fdopen pipe %d!=%d (%s)");
 
-       T(pipe(p), 0, "open pipe");
-       T(!(f = fdopen(p[0], "rb")), 0, "fdopen pipe");
        if (!f) {
                close(p[0]);
                close(p[1]);
-               return test_status;
+               return 1;
        }
 
-       T(write(p[1], "hello, world\n", 13), 13, "write to pipe");
-       T(fscanf(f, "%s %[own]", a, b), 2, "");
-       S(a, "hello,", "wrong result for %s");
-       S(b, "wo", "wrong result for %[own]");
-       T(fgetc(f), 'r', "fgetc 'r'");
+       TEST(i, write(p[1], "hello, world\n", 13), 13, "write error %d!=%d (%s)");
+       TEST(i, fscanf(f, "%s %[own]", a, b), 2, "got %d fields, expected %d");
+       TEST_S(a, "hello,", "wrong result for %s");
+       TEST_S(b, "wo", "wrong result for %[own]");
+       TEST(i, fgetc(f), 'r', "'%c' != '%c') (%s)");
 
-       T(write(p[1], " 0x12 0x34", 10), 10, "");
-       T(fscanf(f, "ld %5i%2i", &x, &y), 1, "");
-       T(x, 0x12, "");
-       T(fgetc(f), '3', "fgetc '3'");
+       TEST(i, write(p[1], " 0x12 0x34", 10), 10, "write error %d!=%d (%s)");
+       TEST(i, fscanf(f, "ld %5i%2i", &x, &y), 1, "got %d fields, expected %d");
+       TEST(i, x, 0x12, "%d != %d");
+       TEST(i, fgetc(f), '3', "'%c' != '%c'");
 
        fclose(f);
        close(p[1]);
-       return test_status;
+
+       TEST(i, !!(f=writetemp("      42")), 1, "failed to make temp file");
+       if (f) {
+               x=y=-1;
+               TEST(i, fscanf(f, " %n%*d%n", &x, &y), 0, "%d != %d");
+               TEST(i, x, 6, "%d != %d");
+               TEST(i, y, 8, "%d != %d");
+               TEST(i, ftell(f), 8, "%d != %d");
+               TEST(i, !!feof(f), 1, "%d != %d");
+               fclose(f);
+       }
+
+       TEST(i, !!(f=writetemp("[abc123]....x")), 1, "failed to make temp file");
+       if (f) {
+               x=y=-1;
+               TEST(i, fscanf(f, "%10[^]]%n%10[].]%n", a, &x, b, &y), 2, "%d != %d");
+               TEST_S(a, "[abc123", "wrong result for %[^]]");
+               TEST_S(b, "]....", "wrong result for %[].]");
+               TEST(i, x, 7, "%d != %d");
+               TEST(i, y, 12, "%d != %d");
+               TEST(i, ftell(f), 12, "%d != %d");
+               TEST(i, feof(f), 0, "%d != %d");
+               TEST(i, fgetc(f), 'x', "%d != %d");
+               fclose(f);
+       }
+
+       TEST(i, !!(f=writetemp("0x1p 12")), 1, "failed to make temp file");
+       if (f) {
+               x=y=-1;
+               u=-1;
+               TEST(i, fscanf(f, "%lf%n %d", &u, &x, &y), 0, "%d != %d");
+               TEST(u, u, -1.0, "%g != %g");
+               TEST(i, x, -1, "%d != %d");
+               TEST(i, y, -1, "%d != %d");
+               TEST(i, ftell(f), 4, "%d != %d");
+               TEST(i, feof(f), 0, "%d != %d");
+               TEST(i, fgetc(f), ' ', "%d != %d");
+               rewind(f);
+               TEST(i, fgetc(f), '0', "%d != %d");
+               TEST(i, fgetc(f), 'x', "%d != %d");
+               TEST(i, fscanf(f, "%lf%n%c %d", &u, &x, a, &y), 3, "%d != %d");
+               TEST(u, u, 1.0, "%g != %g");
+               TEST(i, x, 1, "%d != %d");
+               TEST(i, a[0], 'p', "%d != %d");
+               TEST(i, y, 12, "%d != %d");
+               TEST(i, ftell(f), 7, "%d != %d");
+               TEST(i, !!feof(f), 1, "%d != %d");
+               fclose(f);
+       }
+
+       TEST(i, !!(f=writetemp("0x.1p4    012")), 1, "failed to make temp file");
+       if (f) {
+               x=y=-1;
+               u=-1;
+               TEST(i, fscanf(f, "%lf%n %i", &u, &x, &y), 2, "%d != %d");
+               TEST(u, u, 1.0, "%g != %g");
+               TEST(i, x, 6, "%d != %d");
+               TEST(i, y, 10, "%d != %d");
+               TEST(i, ftell(f), 13, "%d != %d");
+               TEST(i, !!feof(f), 1, "%d != %d");
+               fclose(f);
+       }
+
+       TEST(i, !!(f=writetemp("0xx")), 1, "failed to make temp file");
+       if (f) {
+               x=y=-1;
+               TEST(i, fscanf(f, "%x%n", &x, &y), 0, "%d != %d");
+               TEST(i, x, -1, "%d != %d");
+               TEST(i, y, -1, "%d != %d");
+               TEST(i, ftell(f), 2, "%d != %d");
+               TEST(i, feof(f), 0, "%d != %d");
+               fclose(f);
+       }
+
+       return t_status;
 }