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test: shell-test.c: "REP" command: flush, wait 1ms #10552

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Typically most shell output is the result of non-trivial work, so it
would not blast stdout instantaneously.  To more closely simulate that
typical scenario, change `shell-test REP` to wait 1 millisecond between
iterations.
This commit is contained in:
Justin M. Keyes 2019-07-20 18:07:04 +02:00 committed by GitHub
parent 02e7ef4978
commit b764120ee7
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2 changed files with 23 additions and 19 deletions
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41
test/functional/fixtures/shell-test.c
View File

@ -11,10 +11,10 @@
#include <unistd.h>
#endif
static void wait(void)
static void flush_wait(void)
{
fflush(stdout);
usleep(10*1000);
usleep(10*1000); // Wait 10 ms.
}
static void help(void)
@ -33,12 +33,13 @@ static void help(void)
puts(" Prints \"ready $ prog args...\\n\" to stderr.");
puts(" shell-test -t {prompt text} EXE \"prog args...\"");
puts(" Prints \"{prompt text} $ progs args...\" to stderr.");
puts(" shell-test REP {count} \"line line line\"");
puts(" Prints \"{lnr}: line line line\\n\" to stdout {count} times.");
puts(" I.e. for `shell-test REP 97 \"test\"'");
puts(" 0: test");
puts(" shell-test REP N {text}");
puts(" Prints \"{lnr}: {text}\\n\" to stdout N times, taking N milliseconds.");
puts(" Example:");
puts(" shell-test REP 97 \"foo bar\"");
puts(" 0: foo bar");
puts(" ...");
puts(" 96: test");
puts(" 96: foo bar");
puts(" shell-test INTERACT");
puts(" Prints \"interact $ \" to stderr, and waits for \"exit\" input.");
}
@ -66,8 +67,8 @@ int main(int argc, char **argv)
fprintf(stderr, "%s\n", argv[2]);
}
} else if (strcmp(argv[1], "REP") == 0) {
if (argc < 4) {
fprintf(stderr, "Not enough REP arguments\n");
if (argc != 4) {
fprintf(stderr, "REP expects exactly 3 arguments\n");
return 4;
}
int count = 0;
@ -77,23 +78,25 @@ int main(int argc, char **argv)
}
for (uint8_t i = 0; i < count; i++) {
printf("%d: %s\n", (int) i, argv[3]);
fflush(stdout);
usleep(1000); // Wait 1 ms (simulate typical output).
}
} else if (strcmp(argv[1], "UTF-8") == 0) {
// test split-up UTF-8 sequence
printf("\xc3"); wait();
printf("\xa5\n"); wait();
printf("\xc3"); flush_wait();
printf("\xa5\n"); flush_wait();
// split up a 2+2 grapheme clusters all possible ways
printf("ref: \xc3\xa5\xcc\xb2\n"); wait();
printf("ref: \xc3\xa5\xcc\xb2\n"); flush_wait();
printf("1: \xc3"); wait();
printf("\xa5\xcc\xb2\n"); wait();
printf("1: \xc3"); flush_wait();
printf("\xa5\xcc\xb2\n"); flush_wait();
printf("2: \xc3\xa5"); wait();
printf("\xcc\xb2\n"); wait();
printf("2: \xc3\xa5"); flush_wait();
printf("\xcc\xb2\n"); flush_wait();
printf("3: \xc3\xa5\xcc"); wait();
printf("\xb2\n"); wait();
printf("3: \xc3\xa5\xcc"); flush_wait();
printf("\xb2\n"); flush_wait();
} else if (strcmp(argv[1], "INTERACT") == 0) {
char input[256];
char cmd[100];
@ -121,7 +124,7 @@ int main(int argc, char **argv)
fprintf(stderr, "Unknown first argument: %s\n", argv[1]);
return 3;
}
wait(); // Flush stdout.
fflush(stdout);
return 0;
} else if (argc == 1) {
fprintf(stderr, "ready $ ");

1
test/functional/ui/searchhl_spec.lua
View File

@ -150,6 +150,7 @@ describe('search highlighting', function()
feed([[:terminal "]]..nvim_dir..[[/shell-test" REP 5000 foo<cr>]])
feed(':file term<CR>')
feed('G') -- Follow :terminal output.
feed(':vnew<CR>')
insert([[
foo bar baz