Make a start at tests for extension API.

1 files changed, 118 insertions, 0 deletions

diff --git a/extension/testext.c b/extension/testext.c
new file mode 100644
index 00000000..599581c0
--- /dev/null
+++ b/extension/testext.c
@@ -0,0 +1,118 @@
+/*
+ * testext.c - tests for the extension API.
+ */
+
+/*
+ * Copyright (C) 2012
+ * the Free Software Foundation, Inc.
+ * 
+ * This file is part of GAWK, the GNU implementation of the
+ * AWK Programming Language.
+ * 
+ * GAWK is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * GAWK is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#include <stdio.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include <sys/types.h>
+#include <sys/stat.h>
+
+#include "config.h"
+#include "gawkapi.h"
+
+static const gawk_api_t *api;	/* for convenience macros to work */
+static awk_ext_id_t *ext_id;
+
+int plugin_is_GPL_compatible;
+
+static awk_value_t *
+do_func1(int nargs, awk_value_t *result)
+{
+	/* get PROCINFO as flat array and print it */
+}
+
+static awk_value_t *
+do_func2(int nargs, awk_value_t *result)
+{
+	/* look up a reserved variable - should fail */
+	/* look up variable whose name is passed in, should pass */
+	/* change the value, should be reflected in awk script */
+}
+
+static awk_value_t *
+do_func3(int nargs, awk_value_t *result)
+{
+	/* set ERRNO, should be reflected in awk script */
+}
+
+static awk_value_t *
+do_func4(int nargs, awk_value_t *result)
+{
+	/* get element count and print it; should match length(array) from awk script */
+	/* clear array - length(array) should then go to zero in script */
+}
+
+static awk_value_t *
+do_func5(int nargs, awk_value_t *result)
+{
+	/* look up an array element and print the value */
+	/* change the element */
+	/* delete another element */
+	/* change and deletion should be reflected in awk script */
+}
+
+
+static awk_ext_func_t func_table[] = {
+	{ "test_func1", do_func1, 1 },
+};
+
+
+
+int dl_load(const gawk_api_t *const api_p, awk_ext_id_t id)
+{
+	size_t i, j;
+	int errors = 0;
+
+	api = api_p;
+	ext_id = id;
+
+	if (api->major_version != GAWK_API_MAJOR_VERSION
+	    || api->minor_version < GAWK_API_MINOR_VERSION) {
+		fprintf(stderr, "testfuncs: version mismatch with gawk!\n");
+		fprintf(stderr, "\tmy version (%d, %d), gawk version (%d, %d)\n",
+			GAWK_API_MAJOR_VERSION, GAWK_API_MINOR_VERSION,
+			api->major_version, api->minor_version);
+		exit(1);
+	}
+
+	/* load functions */
+	for (i = 0, j = sizeof(func_table) / sizeof(func_table[0]); i < j; i++) {
+		if (! add_ext_func(& func_table[i], name_space)) {
+			warning(ext_id, "testfuncs: could not add %s\n",
+					func_table[i].name);
+			errors++;
+		}
+	}
+
+	/* add at_exit functions */
+
+	/* install some variables */
+
+	return (errors == 0);
+}