summaryrefslogtreecommitdiffstats
path: root/third_party/rust/rure/ctest
diff options
context:
space:
mode:
Diffstat (limited to 'third_party/rust/rure/ctest')
-rwxr-xr-xthird_party/rust/rure/ctest/compile8
-rw-r--r--third_party/rust/rure/ctest/test.c591
2 files changed, 599 insertions, 0 deletions
diff --git a/third_party/rust/rure/ctest/compile b/third_party/rust/rure/ctest/compile
new file mode 100755
index 0000000000..6bbf6aed89
--- /dev/null
+++ b/third_party/rust/rure/ctest/compile
@@ -0,0 +1,8 @@
+#!/bin/sh
+
+set -ex
+
+cargo build --manifest-path ../Cargo.toml
+gcc -DDEBUG -o test test.c -ansi -Wall -I../include -L../../target/debug -lrure
+# If you're using librure.a, then you'll need to link other stuff:
+# -lutil -ldl -lpthread -lgcc_s -lc -lm -lrt -lutil -lrure
diff --git a/third_party/rust/rure/ctest/test.c b/third_party/rust/rure/ctest/test.c
new file mode 100644
index 0000000000..ba3301c33f
--- /dev/null
+++ b/third_party/rust/rure/ctest/test.c
@@ -0,0 +1,591 @@
+#include <assert.h>
+#include <stdio.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "rure.h"
+
+#ifndef DEBUG
+ #define DEBUG false
+#endif
+
+bool test_is_match() {
+ bool passed = true;
+ const char *haystack = "snowman: \xE2\x98\x83";
+
+ rure *re = rure_compile_must("\\p{So}$");
+ bool matched = rure_is_match(re, (const uint8_t *)haystack,
+ strlen(haystack), 0);
+ if (!matched) {
+ if (DEBUG) {
+ fprintf(stderr,
+ "[test_is_match] expected match, but got no match\n");
+ }
+ passed = false;
+ }
+ rure_free(re);
+ return passed;
+}
+
+bool test_shortest_match() {
+ bool passed = true;
+ const char *haystack = "aaaaa";
+
+ rure *re = rure_compile_must("a+");
+ size_t end = 0;
+ bool matched = rure_shortest_match(re, (const uint8_t *)haystack,
+ strlen(haystack), 0, &end);
+ if (!matched) {
+ if (DEBUG) {
+ fprintf(stderr,
+ "[test_shortest_match] expected match, "
+ "but got no match\n");
+ }
+ passed = false;
+ }
+ size_t expect_end = 1;
+ if (end != expect_end) {
+ if (DEBUG) {
+ fprintf(stderr,
+ "[test_shortest_match] expected match end location %zu "
+ "but got %zu\n", expect_end, end);
+ }
+ passed = false;
+ }
+ rure_free(re);
+ return passed;
+}
+
+bool test_find() {
+ bool passed = true;
+ const char *haystack = "snowman: \xE2\x98\x83";
+
+ rure *re = rure_compile_must("\\p{So}$");
+ rure_match match = {0};
+ bool matched = rure_find(re, (const uint8_t *)haystack, strlen(haystack),
+ 0, &match);
+ if (!matched) {
+ if (DEBUG) {
+ fprintf(stderr, "[test_find] expected match, but got no match\n");
+ }
+ passed = false;
+ }
+ size_t expect_start = 9;
+ size_t expect_end = 12;
+ if (match.start != expect_start || match.end != expect_end) {
+ if (DEBUG) {
+ fprintf(stderr,
+ "[test_find] expected match at (%zu, %zu), but "
+ "got match at (%zu, %zu)\n",
+ expect_start, expect_end, match.start, match.end);
+ }
+ passed = false;
+ }
+ rure_free(re);
+ return passed;
+}
+
+bool test_captures() {
+ bool passed = true;
+ const char *haystack = "snowman: \xE2\x98\x83";
+
+ rure *re = rure_compile_must(".(.*(?P<snowman>\\p{So}))$");
+ rure_match match = {0};
+ rure_captures *caps = rure_captures_new(re);
+ bool matched = rure_find_captures(re, (const uint8_t *)haystack,
+ strlen(haystack), 0, caps);
+ if (!matched) {
+ if (DEBUG) {
+ fprintf(stderr,
+ "[test_captures] expected match, but got no match\n");
+ }
+ passed = false;
+ }
+ size_t expect_captures_len = 3;
+ size_t captures_len = rure_captures_len(caps);
+ if (captures_len != expect_captures_len) {
+ if (DEBUG) {
+ fprintf(stderr,
+ "[test_captures] "
+ "expected capture group length to be %zd, but "
+ "got %zd\n",
+ expect_captures_len, captures_len);
+ }
+ passed = false;
+ goto done;
+ }
+ int32_t expect_capture_index = 2;
+ int32_t capture_index = rure_capture_name_index(re, "snowman");
+ if (capture_index != expect_capture_index) {
+ if (DEBUG) {
+ fprintf(stderr,
+ "[test_captures] "
+ "expected capture index %d for name 'snowman', but "
+ "got %d\n",
+ expect_capture_index, capture_index);
+ }
+ passed = false;
+ goto done;
+ }
+ size_t expect_start = 9;
+ size_t expect_end = 12;
+ rure_captures_at(caps, 2, &match);
+ if (match.start != expect_start || match.end != expect_end) {
+ if (DEBUG) {
+ fprintf(stderr,
+ "[test_captures] "
+ "expected capture 2 match at (%zu, %zu), "
+ "but got match at (%zu, %zu)\n",
+ expect_start, expect_end, match.start, match.end);
+ }
+ passed = false;
+ }
+done:
+ rure_captures_free(caps);
+ rure_free(re);
+ return passed;
+}
+
+bool test_iter() {
+ bool passed = true;
+ const uint8_t *haystack = (const uint8_t *)"abc xyz";
+ size_t haystack_len = strlen((const char *)haystack);
+
+ rure *re = rure_compile_must("\\w+(\\w)");
+ rure_match match = {0};
+ rure_captures *caps = rure_captures_new(re);
+ rure_iter *it = rure_iter_new(re);
+
+ bool matched = rure_iter_next(it, haystack, haystack_len, &match);
+ if (!matched) {
+ if (DEBUG) {
+ fprintf(stderr,
+ "[test_iter] expected first match, but got no match\n");
+ }
+ passed = false;
+ goto done;
+ }
+ size_t expect_start = 0;
+ size_t expect_end = 3;
+ if (match.start != expect_start || match.end != expect_end) {
+ if (DEBUG) {
+ fprintf(stderr,
+ "[test_iter] expected first match at (%zu, %zu), but "
+ "got match at (%zu, %zu)\n",
+ expect_start, expect_end, match.start, match.end);
+ }
+ passed = false;
+ goto done;
+ }
+
+ matched = rure_iter_next_captures(it, haystack, haystack_len, caps);
+ if (!matched) {
+ if (DEBUG) {
+ fprintf(stderr,
+ "[test_iter] expected second match, but got no match\n");
+ }
+ passed = false;
+ goto done;
+ }
+ rure_captures_at(caps, 1, &match);
+ expect_start = 6;
+ expect_end = 7;
+ if (match.start != expect_start || match.end != expect_end) {
+ if (DEBUG) {
+ fprintf(stderr,
+ "[test_iter] expected second match at (%zu, %zu), but "
+ "got match at (%zu, %zu)\n",
+ expect_start, expect_end, match.start, match.end);
+ }
+ passed = false;
+ goto done;
+ }
+done:
+ rure_iter_free(it);
+ rure_captures_free(caps);
+ rure_free(re);
+ return passed;
+}
+
+bool test_iter_capture_name(char *expect, char *given) {
+ bool passed = true;
+ if (strcmp(expect, given)) {
+ if (DEBUG) {
+ fprintf(stderr,
+ "[test_iter_capture_name] expected first capture "
+ "name '%s' got '%s'\n",
+ expect, given);
+ }
+ passed = false;
+ }
+ return passed;
+}
+
+bool test_iter_capture_names() {
+ bool passed = true;
+
+ char *name;
+ rure *re = rure_compile_must(
+ "(?P<year>\\d{4})-(?P<month>\\d{2})-(?P<day>\\d{2})");
+ rure_iter_capture_names *it = rure_iter_capture_names_new(re);
+
+ bool result = rure_iter_capture_names_next(it, &name);
+ if (!result) {
+ if (DEBUG) {
+ fprintf(stderr,
+ "[test_iter_capture_names] expected a second name, "
+ "but got none\n");
+ }
+ passed = false;
+ goto done;
+ }
+
+ result = rure_iter_capture_names_next(it, &name);
+ passed = test_iter_capture_name("year", name);
+ if (!passed) {
+ goto done;
+ }
+
+ result = rure_iter_capture_names_next(it, &name);
+ passed = test_iter_capture_name("month", name);
+ if (!passed) {
+ goto done;
+ }
+
+ result = rure_iter_capture_names_next(it, &name);
+ passed = test_iter_capture_name("day", name);
+ if (!passed) {
+ goto done;
+ }
+done:
+ rure_iter_capture_names_free(it);
+ rure_free(re);
+ return passed;
+}
+
+/*
+ * This tests whether we can set the flags correctly. In this case, we disable
+ * all flags, which includes disabling Unicode mode. When we disable Unicode
+ * mode, we can match arbitrary possibly invalid UTF-8 bytes, such as \xFF.
+ * (When Unicode mode is enabled, \xFF won't match .)
+ */
+bool test_flags() {
+ bool passed = true;
+ const char *pattern = ".";
+ const char *haystack = "\xFF";
+
+ rure *re = rure_compile((const uint8_t *)pattern, strlen(pattern),
+ 0, NULL, NULL);
+ bool matched = rure_is_match(re, (const uint8_t *)haystack,
+ strlen(haystack), 0);
+ if (!matched) {
+ if (DEBUG) {
+ fprintf(stderr, "[test_flags] expected match, but got no match\n");
+ }
+ passed = false;
+ }
+ rure_free(re);
+ return passed;
+}
+
+bool test_compile_error() {
+ bool passed = true;
+ rure_error *err = rure_error_new();
+ rure *re = rure_compile((const uint8_t *)"(", 1, 0, NULL, err);
+ if (re != NULL) {
+ if (DEBUG) {
+ fprintf(stderr,
+ "[test_compile_error] "
+ "expected NULL regex pointer, but got non-NULL pointer\n");
+ }
+ passed = false;
+ rure_free(re);
+ }
+ const char *msg = rure_error_message(err);
+ if (NULL == strstr(msg, "unclosed group")) {
+ if (DEBUG) {
+ fprintf(stderr,
+ "[test_compile_error] "
+ "expected an 'unclosed parenthesis' error message, but "
+ "got this instead: '%s'\n", msg);
+ }
+ passed = false;
+ }
+ rure_error_free(err);
+ return passed;
+}
+
+bool test_compile_error_size_limit() {
+ bool passed = true;
+ rure_options *opts = rure_options_new();
+ rure_options_size_limit(opts, 0);
+ rure_error *err = rure_error_new();
+ rure *re = rure_compile((const uint8_t *)"\\w{100}", 8, 0, opts, err);
+ if (re != NULL) {
+ if (DEBUG) {
+ fprintf(stderr,
+ "[test_compile_error_size_limit] "
+ "expected NULL regex pointer, but got non-NULL pointer\n");
+ }
+ passed = false;
+ rure_free(re);
+ }
+ const char *msg = rure_error_message(err);
+ if (NULL == strstr(msg, "exceeds size")) {
+ if (DEBUG) {
+ fprintf(stderr,
+ "[test_compile_error] "
+ "expected an 'exceeds size' error message, but "
+ "got this instead: '%s'\n", msg);
+ }
+ passed = false;
+ }
+ rure_options_free(opts);
+ rure_error_free(err);
+ return passed;
+}
+
+bool test_regex_set_matches() {
+
+#define PAT_COUNT 6
+
+ bool passed = true;
+ const char *patterns[] = {
+ "foo", "barfoo", "\\w+", "\\d+", "foobar", "bar"
+ };
+ const size_t patterns_lengths[] = {
+ 3, 6, 3, 3, 6, 3
+ };
+
+ rure_error *err = rure_error_new();
+ rure_set *re = rure_compile_set((const uint8_t **) patterns,
+ patterns_lengths,
+ PAT_COUNT,
+ 0,
+ NULL,
+ err);
+ if (re == NULL) {
+ passed = false;
+ goto done2;
+ }
+
+ if (rure_set_len(re) != PAT_COUNT) {
+ passed = false;
+ goto done1;
+ }
+
+ if (!rure_set_is_match(re, (const uint8_t *) "foobar", 6, 0)) {
+ passed = false;
+ goto done1;
+ }
+
+ if (rure_set_is_match(re, (const uint8_t *) "", 0, 0)) {
+ passed = false;
+ goto done1;
+ }
+
+ bool matches[PAT_COUNT];
+ if (!rure_set_matches(re, (const uint8_t *) "foobar", 6, 0, matches)) {
+ passed = false;
+ goto done1;
+ }
+
+ const bool match_target[] = {
+ true, false, true, false, true, true
+ };
+
+ int i;
+ for (i = 0; i < PAT_COUNT; ++i) {
+ if (matches[i] != match_target[i]) {
+ passed = false;
+ goto done1;
+ }
+ }
+
+done1:
+ rure_set_free(re);
+done2:
+ rure_error_free(err);
+ return passed;
+
+#undef PAT_COUNT
+}
+
+bool test_regex_set_match_start() {
+
+#define PAT_COUNT 3
+
+ bool passed = true;
+ const char *patterns[] = {
+ "foo", "bar", "fooo"
+ };
+ const size_t patterns_lengths[] = {
+ 3, 3, 4
+ };
+
+ rure_error *err = rure_error_new();
+ rure_set *re = rure_compile_set((const uint8_t **) patterns,
+ patterns_lengths,
+ PAT_COUNT,
+ 0,
+ NULL,
+ err);
+ if (re == NULL) {
+ passed = false;
+ goto done2;
+ }
+
+ if (rure_set_len(re) != PAT_COUNT) {
+ passed = false;
+ goto done1;
+ }
+
+ if (rure_set_is_match(re, (const uint8_t *)"foobiasdr", 7, 2)) {
+ passed = false;
+ goto done1;
+ }
+
+ {
+ bool matches[PAT_COUNT];
+ if (!rure_set_matches(re, (const uint8_t *)"fooobar", 8, 0, matches)) {
+ passed = false;
+ goto done1;
+ }
+
+ const bool match_target[] = {
+ true, true, true
+ };
+
+ int i;
+ for (i = 0; i < PAT_COUNT; ++i) {
+ if (matches[i] != match_target[i]) {
+ passed = false;
+ goto done1;
+ }
+ }
+ }
+
+ {
+ bool matches[PAT_COUNT];
+ if (!rure_set_matches(re, (const uint8_t *)"fooobar", 7, 1, matches)) {
+ passed = false;
+ goto done1;
+ }
+
+ const bool match_target[] = {
+ false, true, false
+ };
+
+ int i;
+ for (i = 0; i < PAT_COUNT; ++i) {
+ if (matches[i] != match_target[i]) {
+ passed = false;
+ goto done1;
+ }
+ }
+ }
+
+done1:
+ rure_set_free(re);
+done2:
+ rure_error_free(err);
+ return passed;
+
+#undef PAT_COUNT
+}
+
+bool test_regex_set_options() {
+
+ bool passed = true;
+ rure_options *opts = rure_options_new();
+ rure_options_size_limit(opts, 0);
+ rure_error *err = rure_error_new();
+
+ const char *patterns[] = { "\\w{100}" };
+ const size_t patterns_lengths[] = { 8 };
+
+ rure_set *re = rure_compile_set(
+ (const uint8_t **) patterns, patterns_lengths, 1, 0, opts, err);
+ if (re != NULL) {
+ if (DEBUG) {
+ fprintf(stderr,
+ "[test_compile_error_size_limit] "
+ "expected NULL regex pointer, but got non-NULL pointer\n");
+ }
+ passed = false;
+ rure_set_free(re);
+ }
+ const char *msg = rure_error_message(err);
+ if (NULL == strstr(msg, "exceeds size")) {
+ if (DEBUG) {
+ fprintf(stderr,
+ "[test_compile_error] "
+ "expected an 'exceeds size' error message, but "
+ "got this instead: '%s'\n", msg);
+ }
+ passed = false;
+ }
+ rure_options_free(opts);
+ rure_error_free(err);
+ return passed;
+}
+
+bool test_escape() {
+ bool passed = true;
+
+ const char *pattern = "^[a-z]+.*$";
+ const char *expected_escaped = "\\^\\[a\\-z\\]\\+\\.\\*\\$";
+
+ const char *escaped = rure_escape_must(pattern);
+ if (!escaped) {
+ if (DEBUG) {
+ fprintf(stderr,
+ "[test_captures] expected escaped, but got no escaped\n");
+ }
+ passed = false;
+ } else if (strcmp(escaped, expected_escaped) != 0) {
+ if (DEBUG) {
+ fprintf(stderr,
+ "[test_captures] expected \"%s\", but got \"%s\"\n",
+ expected_escaped, escaped);
+ }
+ passed = false;
+ }
+ rure_cstring_free((char *) escaped);
+ return passed;
+}
+
+void run_test(bool (test)(), const char *name, bool *passed) {
+ if (!test()) {
+ *passed = false;
+ fprintf(stderr, "FAILED: %s\n", name);
+ } else {
+ fprintf(stderr, "PASSED: %s\n", name);
+ }
+}
+
+int main() {
+ bool passed = true;
+
+ run_test(test_is_match, "test_is_match", &passed);
+ run_test(test_shortest_match, "test_shortest_match", &passed);
+ run_test(test_find, "test_find", &passed);
+ run_test(test_captures, "test_captures", &passed);
+ run_test(test_iter, "test_iter", &passed);
+ run_test(test_iter_capture_names, "test_iter_capture_names", &passed);
+ run_test(test_flags, "test_flags", &passed);
+ run_test(test_compile_error, "test_compile_error", &passed);
+ run_test(test_compile_error_size_limit, "test_compile_error_size_limit",
+ &passed);
+ run_test(test_regex_set_matches, "test_regex_set_match", &passed);
+ run_test(test_regex_set_options, "test_regex_set_options", &passed);
+ run_test(test_regex_set_match_start, "test_regex_set_match_start",
+ &passed);
+ run_test(test_escape, "test_escape", &passed);
+
+ if (!passed) {
+ exit(1);
+ }
+ return 0;
+}