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go/misc/cgo/test/align.go
Russ Cox f985638b94 misc/cgo/test: run tests
The new gotest ignores Test functions outside *_test.go files
(the old shell script allowed them), so replace one clumsy hack
with another.

The root problem is that the package makefiles only know
how to run cgo for source files in the package proper, not
for test files.  Making it work for test files is probably more
trouble than it's worth.

R=bradfitz
CC=golang-dev
https://golang.org/cl/4452060
2011-05-02 13:55:51 -04:00

73 lines
1.5 KiB
Go

package cgotest
/*
#include <stdio.h>
typedef unsigned char Uint8;
typedef unsigned short Uint16;
typedef enum {
MOD1 = 0x0000,
MODX = 0x8000
} SDLMod;
typedef enum {
A = 1,
B = 322,
SDLK_LAST
} SDLKey;
typedef struct SDL_keysym {
Uint8 scancode;
SDLKey sym;
SDLMod mod;
Uint16 unicode;
} SDL_keysym;
typedef struct SDL_KeyboardEvent {
Uint8 typ;
Uint8 which;
Uint8 state;
SDL_keysym keysym;
} SDL_KeyboardEvent;
void makeEvent(SDL_KeyboardEvent *event) {
unsigned char *p;
int i;
p = (unsigned char*)event;
for (i=0; i<sizeof *event; i++) {
p[i] = i;
}
}
int same(SDL_KeyboardEvent* e, Uint8 typ, Uint8 which, Uint8 state, Uint8 scan, SDLKey sym, SDLMod mod, Uint16 uni) {
return e->typ == typ && e->which == which && e->state == state && e->keysym.scancode == scan && e->keysym.sym == sym && e->keysym.mod == mod && e->keysym.unicode == uni;
}
void cTest(SDL_KeyboardEvent *event) {
printf("C: %#x %#x %#x %#x %#x %#x %#x\n", event->typ, event->which, event->state,
event->keysym.scancode, event->keysym.sym, event->keysym.mod, event->keysym.unicode);
fflush(stdout);
}
*/
import "C"
import (
"testing"
)
func testAlign(t *testing.T) {
var evt C.SDL_KeyboardEvent
C.makeEvent(&evt)
if C.same(&evt, evt.typ, evt.which, evt.state, evt.keysym.scancode, evt.keysym.sym, evt.keysym.mod, evt.keysym.unicode) == 0 {
t.Error("*** bad alignment")
C.cTest(&evt)
t.Errorf("Go: %#x %#x %#x %#x %#x %#x %#x\n",
evt.typ, evt.which, evt.state, evt.keysym.scancode,
evt.keysym.sym, evt.keysym.mod, evt.keysym.unicode)
t.Error(evt)
}
}