initial punycode support

2 files changed, 86 insertions, 3 deletions

diff --git a/regress/Makefile b/regress/Makefile
index 3c9c572..5000165 100644
--- a/regress/Makefile
+++ b/regress/Makefile
@@ -2,11 +2,16 @@ include ../Makefile.local
 
 .PHONY: all clean runtime
 
-all: iri_test runtime
+all: puny-test testdata iri_test cert.pem
+	./puny-test
+	./runtime
 	./iri_test
 
+puny-test: puny-test.o ../puny.o ../utf8.o
+	${CC} puny-test.o ../puny.o ../utf8.o -o puny-test
+
 iri_test: iri_test.o ../iri.o ../utf8.o
-	${CC} iri_test.o ../iri.o ../utf8.o -o iri_test ${LDFLAGS}
+	${CC} iri_test.o ../iri.o ../utf8.o -o iri_test
 
 fill-file: fill-file.o
 	${CC} fill-file.o -o fill-file
@@ -38,5 +43,5 @@ testdata: fill-file
 	cp hello testdata/dir
 	cp testdata/index.gmi testdata/dir/foo.gmi
 
-runtime: testdata cert.pem
+runtime: testdata
 	./runtime
diff --git a/regress/puny-test.c b/regress/puny-test.c
new file mode 100644
index 0000000..b25f82a
--- /dev/null
+++ b/regress/puny-test.c
@@ -0,0 +1,78 @@
+/*
+ * Copyright (c) 2021 Omar Polo <op@omarpolo.com>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+
+#include "../gmid.h"
+
+struct suite {
+	const char	*src;
+	const char	*res;
+} t[] = {
+	{"foo",			"foo"},
+	{"xn-invalid",		"xn-invalid"},
+	{"naïve",		"naïve"},
+	{"xn--8ca",		"è"},
+	{"xn--caff-8oa",	"caffè"},
+	{"xn--nave-6pa",	"naïve"},
+	{"xn--e-0mbbc",		"τeστ"},
+	{"xn--8ca67lbac",	"τèστ"},
+	{"xn--28j2a3ar1p",	"こんにちは"},
+	{"xn--hello--ur7iy09x",	"hello-世界"},
+	{"xn--hi--hi-rr7iy09x",	"hi-世界-hi"},
+	{"xn--caf-8la.foo.org",	"cafè.foo.org"},
+	/* 3 bytes */
+	{"xn--j6h",		"♨"},
+	/* 4 bytes */
+	{"xn--x73l",		"𩸽"},
+	{"xn--x73laaa",		"𩸽𩸽𩸽𩸽"},
+	{NULL, NULL}
+};
+
+int
+main(int argc, char **argv)
+{
+	struct suite *i;
+	int failed;
+	char *hostname;
+	char buf[64];		/* name len */
+
+	failed = 0;
+	for (i = t; i->src != NULL; ++i) {
+		if ((hostname = strdup(i->src)) == NULL)
+			return 0;
+
+		memset(buf, 0, sizeof(buf));
+		if (!puny_decode(hostname, buf, sizeof(buf))) {
+                        printf("decode: failure with %s\n", i->src);
+                        failed = 1;
+			continue;
+		}
+
+		if (strcmp(buf, i->res)) {
+			printf("ERR: expected \"%s\", got \"%s\"\n",
+			    i->res, buf);
+			failed = 1;
+			continue;
+		} else
+			printf("OK:  %s => %s\n", i->src, buf);
+
+		free(hostname);
+	}
+
+	return failed;
+}