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/* Copyright 2016-present Facebook, Inc.
* Licensed under the Apache License, Version 2.0. */
#include "watchman.h"
#include "thirdparty/tap.h"
// A list that looks similar to one used in one of our repos
const char *ignore_dirs[] = {".buckd",
".idea",
"_build",
"buck-cache",
"buck-out",
"build",
"foo/.buckd",
"foo/buck-cache",
"foo/buck-out",
"bar/_build",
"bar/buck-cache",
"bar/buck-out",
"baz/.buckd",
"baz/buck-cache",
"baz/buck-out",
"baz/build",
"baz/qux",
"baz/focus-out",
"baz/tmp",
"baz/foo/bar/foo/build",
"baz/foo/bar/bar/build",
"baz/foo/bar/baz/build",
"baz/foo/bar/qux",
"baz/foo/baz/foo",
"baz/bar/foo/foo/foo/foo/foo/foo",
"baz/bar/bar/foo/foo",
"baz/bar/bar/foo/foo"};
const char *ignore_vcs[] = {".hg", ".svn", ".git"};
struct test_case {
const char *path;
bool ignored;
};
void run_correctness_test(
struct watchman_ignore* state,
const struct test_case* tests,
uint32_t num_tests) {
uint32_t i;
for (i = 0; i < num_tests; i++) {
bool res = state->isIgnored(tests[i].path, strlen_uint32(tests[i].path));
ok(res == tests[i].ignored, "%s expected=%d actual=%d", tests[i].path,
tests[i].ignored, res);
}
}
void add_strings(struct watchman_ignore *ignore, const char **strings,
uint32_t num_strings, bool is_vcs_ignore) {
uint32_t i;
for (i = 0; i < num_strings; i++) {
ignore->add(w_string(strings[i], W_STRING_UNICODE), is_vcs_ignore);
}
}
void init_state(struct watchman_ignore* state) {
add_strings(state, ignore_dirs, sizeof(ignore_dirs) / sizeof(ignore_dirs[0]),
false);
add_strings(state, ignore_vcs, sizeof(ignore_vcs) / sizeof(ignore_vcs[0]),
true);
}
void test_correctness(void) {
struct watchman_ignore state;
static const struct test_case tests[] = {
{"some/path", false},
{"buck-out/gen/foo", true},
{".hg/wlock", false},
{".hg/store/foo", true},
{"buck-out", true},
{"foo/buck-out", true},
{"foo/hello", false},
{"baz/hello", false},
{".hg", false},
{"buil", false},
{"build", true},
{"build/lower", true},
{"builda", false},
{"build/bar", true},
{"buildfile", false},
{"build/lower/baz", true},
{"builda/hello", false},
};
init_state(&state);
run_correctness_test(&state, tests, sizeof(tests) / sizeof(tests[0]));
}
// Load up the words data file and build a list of strings from that list.
// Each of those strings is prefixed with the supplied string.
// If there are fewer than limit entries available in the data file, we will
// abort.
std::vector<w_string> build_list_with_prefix(const char* prefix, size_t limit) {
std::vector<w_string> strings;
char buf[512];
FILE *f = fopen("thirdparty/libart/tests/words.txt", "r");
if (!f) {
f = fopen("watchman/thirdparty/libart/tests/words.txt", "r");
}
while (fgets(buf, sizeof buf, f)) {
// Remove newline
uint32_t len = strlen_uint32(buf);
buf[len - 1] = '\0';
strings.emplace_back(w_string::printf("%s%s", prefix, buf));
if (strings.size() >= limit) {
break;
}
}
if (strings.size() < limit) {
abort();
}
return strings;
}
static const size_t kWordLimit = 230000;
void bench_list(const char* label, const char* prefix) {
struct watchman_ignore state;
size_t i, n;
struct timeval start, end;
init_state(&state);
auto strings = build_list_with_prefix(prefix, kWordLimit);
gettimeofday(&start, NULL);
for (n = 0; n < 100; n++) {
for (i = 0; i < kWordLimit; i++) {
state.isIgnored(strings[i].data(), strings[i].size());
}
}
gettimeofday(&end, NULL);
diag("%s: took %.3fs", label, w_timeval_diff(start, end));
}
void bench_all_ignores(void) {
bench_list("all_ignores_tree", "baz/buck-out/gen/");
}
void bench_no_ignores(void) {
bench_list("no_ignores_tree", "baz/some/path");
}
int main(int, char**) {
plan_tests(17);
test_correctness();
bench_all_ignores();
bench_no_ignores();
return exit_status();
}
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