+static void test_regsub(void) {
+ pcre *re;
+ const char *errstr;
+ int erroffset;
+
+ printf("test_regsub\n");
+
+ check_integer(regsub_flags(""), 0);
+ check_integer(regsub_flags("g"), REGSUB_GLOBAL);
+ check_integer(regsub_flags("i"), REGSUB_CASE_INDEPENDENT);
+ check_integer(regsub_flags("gi"), REGSUB_GLOBAL|REGSUB_CASE_INDEPENDENT);
+ check_integer(regsub_flags("iiggxx"), REGSUB_GLOBAL|REGSUB_CASE_INDEPENDENT);
+ check_integer(regsub_compile_options(0), 0);
+ check_integer(regsub_compile_options(REGSUB_CASE_INDEPENDENT), PCRE_CASELESS);
+ check_integer(regsub_compile_options(REGSUB_GLOBAL|REGSUB_CASE_INDEPENDENT), PCRE_CASELESS);
+ check_integer(regsub_compile_options(REGSUB_GLOBAL), 0);
+
+ re = pcre_compile("foo", PCRE_UTF8, &errstr, &erroffset, 0);
+ assert(re != 0);
+ check_string(regsub(re, "wibble-foo-foo-bar", "spong", 0),
+ "wibble-spong-foo-bar");
+ check_string(regsub(re, "wibble-foo-foo-bar", "spong", REGSUB_GLOBAL),
+ "wibble-spong-spong-bar");
+ check_string(regsub(re, "wibble-x-x-bar", "spong", REGSUB_GLOBAL),
+ "wibble-x-x-bar");
+ insist(regsub(re, "wibble-x-x-bar", "spong", REGSUB_MUST_MATCH) == 0);
+
+ re = pcre_compile("a+", PCRE_UTF8, &errstr, &erroffset, 0);
+ assert(re != 0);
+ check_string(regsub(re, "baaaaa", "spong", 0),
+ "bspong");
+ check_string(regsub(re, "baaaaa", "spong", REGSUB_GLOBAL),
+ "bspong");
+ check_string(regsub(re, "baaaaa", "foo-$&-bar", 0),
+ "bfoo-aaaaa-bar");
+
+ re = pcre_compile("(a+)(b+)", PCRE_UTF8|PCRE_CASELESS, &errstr, &erroffset, 0);
+ assert(re != 0);
+ check_string(regsub(re, "foo-aaaabbb-bar", "spong", 0),
+ "foo-spong-bar");
+ check_string(regsub(re, "foo-aaaabbb-bar", "x:$2/$1:y", 0),
+ "foo-x:bbb/aaaa:y-bar");
+ check_string(regsub(re, "foo-aAaAbBb-bar", "x:$2$$$1:y", 0),
+ "foo-x:bBb$aAaA:y-bar");
+}
+