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-rw-r--r--src/test/test-utf8.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/test/test-utf8.c b/src/test/test-utf8.c
index 1ea0901f6..c04c99dca 100644
--- a/src/test/test-utf8.c
+++ b/src/test/test-utf8.c
@@ -106,6 +106,15 @@ static void test_utf16_to_utf8(void) {
free(a);
}
+static void test_utf8_n_codepoints(void) {
+ assert_se(utf8_n_codepoints("abc") == 3);
+ assert_se(utf8_n_codepoints("zażółcić gęślą jaźń") == 19);
+ assert_se(utf8_n_codepoints("串") == 1);
+ assert_se(utf8_n_codepoints("") == 0);
+ assert_se(utf8_n_codepoints("…👊🔪💐…") == 5);
+ assert_se(utf8_n_codepoints("\xF1") == (size_t) -1);
+}
+
int main(int argc, char *argv[]) {
test_utf8_is_valid();
test_utf8_is_printable();
@@ -114,6 +123,7 @@ int main(int argc, char *argv[]) {
test_utf8_escaping();
test_utf8_escaping_printable();
test_utf16_to_utf8();
+ test_utf8_n_codepoints();
return 0;
}