ccan/err: new err.h-replacing module.

[ccan] / ccan / err / test / run.c

diff --git a/ccan/err/test/run.c b/ccan/err/test/run.c
new file mode 100644 (file)
index 0000000..c0407a9
--- /dev/null
+++ b/ccan/err/test/run.c
@@ -0,0 +1,139 @@
+#include <ccan/err/err.h>
+#include <ccan/tap/tap.h>
+#include <unistd.h>
+#include <string.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+
+#define BUFFER_MAX 1024
+
+int main(void)
+{
+       int pfd[2];
+
+       plan_tests(20);
+       fflush(stdout);
+
+       /* Test err() in child */
+       pipe(pfd);
+       if (fork()) {
+               char buffer[BUFFER_MAX+1];
+               unsigned int i;
+               int status;
+
+               /* We are parent. */
+               close(pfd[1]);
+               for (i = 0; i < BUFFER_MAX; i++) {
+                       if (read(pfd[0], buffer + i, 1) == 0) {
+                               buffer[i] = '\0';
+                               ok1(strstr(buffer, "running err:"));
+                               ok1(strstr(buffer, strerror(ENOENT)));
+                               ok1(buffer[i-1] == '\n');
+                               break;
+                       }
+               }
+               close(pfd[0]);
+               ok1(wait(&status) != -1);
+               ok1(WIFEXITED(status));
+               ok1(WEXITSTATUS(status) == 17);
+       } else {
+               close(pfd[0]);
+               dup2(pfd[1], STDERR_FILENO);
+               errno = ENOENT;
+               err(17, "running %s", "err");
+               abort();
+       }
+
+       /* Test errx() in child */
+       pipe(pfd);
+       fflush(stdout);
+       if (fork()) {
+               char buffer[BUFFER_MAX+1];
+               unsigned int i;
+               int status;
+
+               /* We are parent. */
+               close(pfd[1]);
+               for (i = 0; i < BUFFER_MAX; i++) {
+                       if (read(pfd[0], buffer + i, 1) == 0) {
+                               buffer[i] = '\0';
+                               ok1(strstr(buffer, "running errx\n"));
+                               break;
+                       }
+               }
+               close(pfd[0]);
+               ok1(wait(&status) != -1);
+               ok1(WIFEXITED(status));
+               ok1(WEXITSTATUS(status) == 17);
+       } else {
+               close(pfd[0]);
+               dup2(pfd[1], STDERR_FILENO);
+               errx(17, "running %s", "errx");
+               abort();
+       }
+
+
+       /* Test warn() in child */
+       pipe(pfd);
+       fflush(stdout);
+       if (fork()) {
+               char buffer[BUFFER_MAX+1];
+               unsigned int i;
+               int status;
+
+               /* We are parent. */
+               close(pfd[1]);
+               for (i = 0; i < BUFFER_MAX; i++) {
+                       if (read(pfd[0], buffer + i, 1) == 0) {
+                               buffer[i] = '\0';
+                               ok1(strstr(buffer, "running warn:"));
+                               ok1(strstr(buffer, strerror(ENOENT)));
+                               ok1(buffer[i-1] == '\n');
+                               break;
+                       }
+               }
+               close(pfd[0]);
+               ok1(wait(&status) != -1);
+               ok1(WIFEXITED(status));
+               ok1(WEXITSTATUS(status) == 17);
+       } else {
+               close(pfd[0]);
+               dup2(pfd[1], STDERR_FILENO);
+               errno = ENOENT;
+               warn("running %s", "warn");
+               exit(17);
+       }
+
+       /* Test warnx() in child */
+       pipe(pfd);
+       fflush(stdout);
+       if (fork()) {
+               char buffer[BUFFER_MAX+1];
+               unsigned int i;
+               int status;
+
+               /* We are parent. */
+               close(pfd[1]);
+               for (i = 0; i < BUFFER_MAX; i++) {
+                       if (read(pfd[0], buffer + i, 1) == 0) {
+                               buffer[i] = '\0';
+                               ok1(strstr(buffer, "running warnx\n"));
+                               break;
+                       }
+               }
+               close(pfd[0]);
+               ok1(wait(&status) != -1);
+               ok1(WIFEXITED(status));
+               ok1(WEXITSTATUS(status) == 17);
+       } else {
+               close(pfd[0]);
+               dup2(pfd[1], STDERR_FILENO);
+               warnx("running %s", "warnx");
+               exit(17);
+       }
+       return exit_status();
+}
+