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-rw-r--r--.gitignore2
-rw-r--r--Makefile13
-rw-r--r--config.c47
3 files changed, 61 insertions, 1 deletions
diff --git a/.gitignore b/.gitignore
index c7ce8fe..8af4cb8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,8 +1,10 @@
 *.conf
 *.o
+*.t
 /calico
 /pounce
 config.mk
 localhost.crt
 localhost.key
 tags
+test
diff --git a/Makefile b/Makefile
index c0ea331..d8f8504 100644
--- a/Makefile
+++ b/Makefile
@@ -23,7 +23,9 @@ OBJS += ring.o
 OBJS += server.o
 OBJS += state.o
 
-dev: tags all
+TESTS += config.t
+
+dev: tags all test
 
 all: ${BINS}
 
@@ -37,6 +39,15 @@ ${OBJS}: bounce.h compat.h
 
 dispatch.o: compat.h
 
+test: ${TESTS}
+	set -e; ${TESTS:%=./%;}
+	touch test
+
+.SUFFIXES: .t
+
+.c.t:
+	${CC} ${CFLAGS} -DTEST ${LDFLAGS} $< ${LDLIBS} -o $@
+
 tags: *.c *.h
 	ctags -w *.c *.h
 
diff --git a/config.c b/config.c
index 653ae16..befb1fc 100644
--- a/config.c
+++ b/config.c
@@ -136,3 +136,50 @@ int getopt_config(
 		file = NULL;
 	}
 }
+
+#ifdef TEST
+#include <assert.h>
+#include <sysexits.h>
+
+static const struct option LongOpts[] = {
+	{ "foo", no_argument, NULL, 'f' },
+	{ "bar", required_argument, NULL, 'b' },
+	{0},
+};
+
+static char Test[] = {
+	"\n"
+	WS "\n"
+	"#foo\n"
+	WS "#foo\n"
+	"foo\n"
+	WS "foo\n"
+	"foo" WS "\n"
+	"bar=baz\n"
+	"bar" WS "=baz\n"
+	"bar=" WS "baz\n"
+	"bar" WS "=" WS "baz\n"
+	"bar = # baz \n"
+	"foo"
+};
+
+int main(void) {
+	int argc = 1;
+	char *argv[] = { "test", NULL };
+	file = fmemopen(Test, sizeof(Test) - 1, "r");
+	if (!file) err(EX_OSERR, "fmemopen");
+
+	for (int i = 0; i < 3; ++i) {
+		assert('f' == getopt_config(argc, argv, "", LongOpts, NULL));
+	}
+	for (int i = 0; i < 4; ++i) {
+		assert('b' == getopt_config(argc, argv, "", LongOpts, NULL));
+		assert(!strcmp("baz", optarg));
+	}
+	assert('b' == getopt_config(argc, argv, "", LongOpts, NULL));
+	assert(!strcmp("# baz ", optarg));
+	assert('f' == getopt_config(argc, argv, "", LongOpts, NULL));
+	assert(-1 == getopt_config(argc, argv, "", LongOpts, NULL));
+}
+
+#endif