Initial Commit

libs/libgrapheme-2.0.2/test/util.c

@@ -0,0 +1,98 @@
+/* See LICENSE file for copyright and license details. */
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "../grapheme.h"
+#include "../gen/types.h"
+#include "util.h"
+
+int
+run_break_tests(size_t (*next_break)(const uint_least32_t *, size_t),
+                const struct break_test *test, size_t testlen, const char *argv0)
+{
+	size_t i, j, off, res, failed;
+
+	/* character break test */
+	for (i = 0, failed = 0; i < testlen; i++) {
+		for (j = 0, off = 0; off < test[i].cplen; off += res) {
+			res = next_break(test[i].cp + off, test[i].cplen - off);
+
+			/* check if our resulting offset matches */
+			if (j == test[i].lenlen ||
+			    res != test[i].len[j++]) {
+				fprintf(stderr, "%s: Failed conformance test %zu \"%s\".\n",
+				        argv0, i, test[i].descr);
+				fprintf(stderr, "J=%zu: EXPECTED len %zu, got %zu\n", j-1, test[i].len[j-1], res);
+				failed++;
+				break;
+			}
+		}
+	}
+	printf("%s: %zu/%zu conformance tests passed.\n", argv0,
+	       testlen - failed, testlen);
+
+	return (failed > 0) ? 1 : 0;
+}
+
+int
+run_unit_tests(int (*unit_test_callback)(const void *, size_t, const char *,
+               const char *), const void *test, size_t testlen, const char *name,
+               const char *argv0)
+{
+	size_t i, failed;
+
+	for (i = 0, failed = 0; i < testlen; i++) {
+		failed += (unit_test_callback(test, i, name, argv0) == 0) ? 0 : 1;
+	}
+
+	printf("%s: %s: %zu/%zu unit tests passed.\n", argv0, name,
+	       testlen - failed, testlen);
+
+	return (failed > 0) ? 1 : 0;
+}
+
+int
+unit_test_callback_next_break(const struct unit_test_next_break *t, size_t off,
+                                   size_t (*next_break)(const uint_least32_t *, size_t),
+                                   const char *name, const char *argv0)
+{
+	const struct unit_test_next_break *test = t + off;
+
+	size_t ret = next_break(test->input.src, test->input.srclen);
+
+	if (ret != test->output.ret) {
+		goto err;
+	}
+
+	return 0;
+err:
+	fprintf(stderr, "%s: %s: Failed unit test %zu \"%s\" "
+	        "(returned %zu instead of %zu).\n", argv0,
+	        name, off, test->description, ret, test->output.ret);
+	return 1;
+}
+
+int
+unit_test_callback_next_break_utf8(const struct unit_test_next_break_utf8 *t,
+                                   size_t off,
+                                   size_t (*next_break_utf8)(const char *, size_t),
+                                   const char *name, const char *argv0)
+{
+	const struct unit_test_next_break_utf8 *test = t + off;
+
+	size_t ret = next_break_utf8(test->input.src, test->input.srclen);
+
+	if (ret != test->output.ret) {
+		goto err;
+	}
+
+	return 0;
+err:
+	fprintf(stderr, "%s: %s: Failed unit test %zu \"%s\" "
+	        "(returned %zu instead of %zu).\n", argv0,
+	        name, off, test->description, ret, test->output.ret);
+	return 1;
+}