1 files changed, 50 insertions, 0 deletions
diff --git a/test/explicitfilter.c b/test/explicitfilter.c
new file mode 100644
index 0000000..c7aca8a
--- /dev/null
+++ b/test/explicitfilter.c
@@ -0,0 +1,50 @@
+/*
+ * Copyright 2017 Daniel Silverstone <dsilvers@netsurf-browser.org>
+ *
+ * This file is part of libnslog.
+ *
+ * Licensed under the MIT License,
+ *		  http://www.opensource.org/licenses/mit-license.php
+ */
+
+#include "nslog/nslog.h"
+
+#include <stdio.h>
+#include <assert.h>
+
+NSLOG_DEFINE_CATEGORY(test, "Test category");
+
+static void test_render_function(
+	void *_ctx, nslog_entry_context_t *ctx,
+	const char *fmt, va_list args)
+{
+	(void)ctx;
+	fprintf(stderr, "%s %s:%d [%s] %s() ",
+		nslog_level_name(ctx->level),
+		ctx->filename, ctx->lineno,
+		ctx->category->name,
+		ctx->funcname);
+	vfprintf(stderr, fmt, args);
+	fprintf(stderr, "\n");
+}
+
+int main(int argc, char **argv)
+{
+	nslog_set_render_callback(test_render_function, NULL);
+	nslog_uncork();
+
+	nslog_filter_t *cat_test, *cat_another;
+
+	assert(nslog_filter_category_new("test", &cat_test) == NSLOG_NO_ERROR);
+	assert(nslog_filter_category_new("another", &cat_another) == NSLOG_NO_ERROR);
+
+	NSLOG(test, INFO, "Hurrah, a message!");
+	assert(nslog_filter_set_active(cat_test, NULL) == NSLOG_NO_ERROR);
+	NSLOG(test, INFO, "You should see me.");
+	assert(nslog_filter_set_active(cat_another, NULL) == NSLOG_NO_ERROR);
+	NSLOG(test, INFO, "You should not see me!");
+	assert(nslog_filter_set_active(NULL, NULL) == NSLOG_NO_ERROR);
+	NSLOG(test, INFO, "You should see this one though.");
+
+	return 0;
+}