#define _POSIX_C_SOURCE 200809L

#include <stdlib.h>
#include <unistd.h>
#include "test.h"

void
ipc_masks_modifiers(struct ct *t)
{
	uchar buf[Ipcreqsz];
	u32int key, mod;
	int want;

	ipcpackreq(buf, 1, Mctrl|Malt|(1<<1)|(1<<4)|(1<<7), 0x1f642);
	ipcunpackreq(buf, &want, &mod, &key);
	CT_EQ_INT(t, 1, want);
	CT_EQ_UINT(t, Mctrl|Malt, mod);
	CT_EQ_UINT(t, 0x1f642, key);
	CT_CHECK(t, !ipcreqreset(buf));

	ipcpackreset(buf, 1);
	ipcunpackreq(buf, &want, &mod, &key);
	CT_EQ_INT(t, 1, want);
	CT_EQ_UINT(t, 0, mod);
	CT_EQ_UINT(t, 0, key);
	CT_CHECK(t, ipcreqreset(buf));
}

void
ipc_runtime_path(struct ct *t)
{
	char buf[128], fallback[128], *old, *saved;

	old = getenv("XDG_RUNTIME_DIR");
	saved = old == nil ? nil : strdup(old);
	setenv("XDG_RUNTIME_DIR", "/tmp/strans-runtime-test", 1);
	CT_EQ_INT(t, 0, ipcpath(buf, sizeof buf));
	CT_EQ_STR(t, "/tmp/strans-runtime-test/strans.sock", buf);
	setenv("XDG_RUNTIME_DIR", "/tmp/strans-runtime-test/", 1);
	CT_EQ_INT(t, 0, ipcpath(buf, sizeof buf));
	CT_EQ_STR(t, "/tmp/strans-runtime-test/strans.sock", buf);
	setenv("XDG_RUNTIME_DIR", "relative", 1);
	CT_EQ_INT(t, 0, ipcpath(buf, sizeof buf));
	snprint(fallback, sizeof fallback, "/tmp/strans.%d", getuid());
	CT_EQ_STR(t, fallback, buf);
	CT_EQ_INT(t, -1, ipcpath(buf, 4));
	CT_EQ_INT(t, -1, ipcpath(nil, sizeof buf));
	if(saved != nil){
		setenv("XDG_RUNTIME_DIR", saved, 1);
		free(saved);
	}else
		unsetenv("XDG_RUNTIME_DIR");
}