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#include "assert.h"
#include "fake-reactor.h"
#include "test.h"
#include "keyboard.h"
#include "unistd.h"
#include <stdlib.h>
#include <string.h>
struct call_count {
uint32_t poll;
uint32_t reg;
uint32_t unreg;
};
bool fake_poll(void *userdata, uint32_t ev_id) {
if (userdata != NULL) {
struct call_count *cc = (struct call_count *)userdata;
++cc->poll;
}
return true;
}
uint32_t fake_register_interest(void *userdata, int fd,
enum interest interest) {
if (userdata != NULL) {
struct call_count *cc = (struct call_count *)userdata;
++cc->reg;
}
return 0;
}
void fake_unregister_interest(void *userdata, uint32_t ev_id) {
if (userdata != NULL) {
struct call_count *cc = (struct call_count *)userdata;
++cc->unreg;
}
}
struct fake_keyboard {
struct keyboard inner;
struct reactor *reactor;
int writefd;
};
struct fake_keyboard create_fake_keyboard(struct fake_reactor_impl *reactor) {
struct reactor *r = fake_reactor_create(reactor);
int pipefd[2];
int res = pipe(pipefd);
ASSERT(res == 0, "Failed to create a pipe?");
struct keyboard k = keyboard_create_fd(r, pipefd[0]);
return (struct fake_keyboard){
.inner = k,
.reactor = r,
.writefd = pipefd[1],
};
}
void fake_keyboard_write(struct fake_keyboard *kbd, const char *s) {
write(kbd->writefd, s, strlen(s));
}
void fake_keyboard_close_write(struct fake_keyboard *kbd) {
close(kbd->writefd);
}
void fake_keyboard_destroy(struct fake_keyboard *kbd) {
fake_keyboard_close_write(kbd);
reactor_destroy(kbd->reactor);
}
void simple_key() {
struct call_count cc = {0};
struct fake_reactor_impl fake = {
.poll_event = fake_poll,
.register_interest = fake_register_interest,
.unregister_interest = fake_unregister_interest,
.userdata = &cc,
};
struct fake_keyboard k = create_fake_keyboard(&fake);
ASSERT(cc.reg == 1, "Expected keyboard to register read interest");
fake_keyboard_write(&k, "q");
fake_keyboard_close_write(&k);
struct keyboard_update upd = keyboard_update(&k.inner, k.reactor, malloc);
ASSERT(upd.nkeys == 1, "Expected to get 1 key from update");
ASSERT(cc.poll, "Expected keyboard update to call reactor poll");
fake_keyboard_destroy(&k);
free(upd.keys);
free(upd.raw);
}
void ctrl_key() {
struct fake_reactor_impl fake = {
.poll_event = fake_poll,
.register_interest = fake_register_interest,
.unregister_interest = fake_unregister_interest,
.userdata = NULL,
};
struct fake_keyboard k = create_fake_keyboard(&fake);
fake_keyboard_write(&k, "");
fake_keyboard_close_write(&k);
struct keyboard_update upd = keyboard_update(&k.inner, k.reactor, malloc);
ASSERT(upd.nkeys == 2, "Expected to get 2 keys from update");
ASSERT(upd.keys[0].mod == Ctrl && upd.keys[0].key == 'H',
"Expected first key to be c-h");
ASSERT(upd.keys[1].mod == Ctrl && upd.keys[1].key == 'P',
"Expected first key to be c-p");
fake_keyboard_destroy(&k);
free(upd.keys);
free(upd.raw);
}
void meta_key() {
struct fake_reactor_impl fake = {
.poll_event = fake_poll,
.register_interest = fake_register_interest,
.unregister_interest = fake_unregister_interest,
.userdata = NULL,
};
struct fake_keyboard k = create_fake_keyboard(&fake);
fake_keyboard_write(&k, "d[x");
fake_keyboard_close_write(&k);
struct keyboard_update upd = keyboard_update(&k.inner, k.reactor, malloc);
ASSERT(upd.nkeys == 3, "Expected to get 3 keys from update");
ASSERT(upd.keys[0].mod == Meta && upd.keys[0].key == 'd',
"Expected first key to be m-d");
ASSERT(upd.keys[1].mod == Meta && upd.keys[1].key == '[',
"Expected second key to be m-[");
ASSERT(upd.keys[2].mod == Meta && upd.keys[2].key == 'x',
"Expected third key to be m-x");
fake_keyboard_destroy(&k);
free(upd.keys);
free(upd.raw);
}
void spec_key() {
struct fake_reactor_impl fake = {
.poll_event = fake_poll,
.register_interest = fake_register_interest,
.unregister_interest = fake_unregister_interest,
.userdata = NULL,
};
struct fake_keyboard k = create_fake_keyboard(&fake);
fake_keyboard_write(&k, "[A[6~");
fake_keyboard_close_write(&k);
struct keyboard_update upd = keyboard_update(&k.inner, k.reactor, malloc);
ASSERT(upd.nkeys == 2, "Expected to get 2 keys from update");
ASSERT(upd.keys[0].mod == Spec && upd.keys[0].key == 'A',
"Expected first key to be up arrow");
ASSERT(upd.keys[1].mod == Spec && upd.keys[1].key == '6',
"Expected second key to be PgDn");
fake_keyboard_destroy(&k);
free(upd.keys);
free(upd.raw);
}
void test_utf8() {
struct fake_reactor_impl fake = {
.poll_event = fake_poll,
.register_interest = fake_register_interest,
.unregister_interest = fake_unregister_interest,
.userdata = NULL,
};
struct fake_keyboard k = create_fake_keyboard(&fake);
fake_keyboard_write(&k, "🎠");
fake_keyboard_close_write(&k);
struct keyboard_update upd = keyboard_update(&k.inner, k.reactor, malloc);
ASSERT(upd.nbytes == 4, "Expected there to be four bytes of raw input");
ASSERT(upd.nkeys == 1, "Expected to get 1 key from update");
ASSERT(upd.keys[0].start == 0 && upd.keys[0].end == 4,
"Expected first key to be 4 bytes");
fake_keyboard_destroy(&k);
free(upd.keys);
free(upd.raw);
}
void test_key_equal() {
struct key k1 = {.mod = Ctrl, .key = 'A'};
ASSERT(key_equal(&k1, &k1), "Expected key to be equal to itself");
ASSERT(key_equal_char(&k1, Ctrl, 'A'), "Expected key to be c-a");
struct key k2 = {.mod = None, .key = 'A'};
ASSERT(!key_equal(&k1, &k2), "Expected key to not be equal to different key");
ASSERT(!key_equal_char(&k2, Spec, 'A'),
"Expected yet another different key to not be the same");
}
void run_keyboard_tests() {
run_test(simple_key);
run_test(ctrl_key);
run_test(meta_key);
run_test(spec_key);
run_test(test_utf8);
run_test(test_key_equal);
}
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