tests: internal: uri: add test code

src/flb_uri.c

@@ -71,6 +71,11 @@ flb_sds_t flb_uri_encode(const char *uri, size_t len)
 /* Retrieve a given field based on it expected position in the URI */
 struct flb_uri_field *flb_uri_get(struct flb_uri *uri, int pos)
 {
+    if (pos < 0) {
+        flb_trace("[uri] negative pos");
+        return NULL;
+    }
+
     if (pos >= FLB_URI_MAX || pos > uri->count) {
         flb_trace("[uri] requested position > FLB_URI_MAX");
         return NULL;

tests/internal/CMakeLists.txt

@@ -40,6 +40,7 @@ set(UNIT_TESTS_FILES
   log.c
   log_event_decoder.c
   processor.c
+  uri.c
   )
 
 # Config format

tests/internal/uri.c

@@ -0,0 +1,87 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+
+/*  Fluent Bit
+ *  ==========
+ *  Copyright (C) 2015-2023 The Fluent Bit Authors
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+#include <fluent-bit/flb_info.h>
+#include <fluent-bit/flb_uri.h>
+#include <string.h>
+
+#include "flb_tests_internal.h"
+
+void uri_create_destroy()
+{
+    struct flb_uri *uri;
+    const char *uri_str = "https://fluentbit.io";
+
+    uri = flb_uri_create(uri_str);
+    if (!TEST_CHECK(uri != NULL)) {
+        TEST_MSG("flb_uri_create failed");
+        return;
+    }
+
+    flb_uri_destroy(uri);
+}
+
+void uri_get()
+{
+    struct flb_uri *uri;
+    struct flb_uri_field *field;
+    const char *uri_str = "https://fluentbit.io";
+
+    uri = flb_uri_create(uri_str);
+    if (!TEST_CHECK(uri != NULL)) {
+        TEST_MSG("flb_uri_create failed");
+        return;
+    }
+
+    field = flb_uri_get(uri, 0);
+    if (!TEST_CHECK(field != NULL)) {
+        TEST_MSG("flb_uri_get failed");
+        return;
+    }
+
+    field = flb_uri_get(uri, -1);
+    if (!TEST_CHECK(field == NULL)) {
+        TEST_MSG("flb_uri_get should fail");
+        return;
+    }
+
+    flb_uri_destroy(uri);
+}
+
+void uri_encode()
+{
+    flb_sds_t encoded_uri;
+    const char *input = "&# ";
+    const char *expect = "%26%23%20";
+
+    encoded_uri = flb_uri_encode(input, strlen(input));
+    if (!TEST_CHECK(encoded_uri != NULL)) {
+        TEST_MSG("flb_uri_encode failed");
+        return;
+    }
+
+    flb_sds_destroy(encoded_uri);
+}
+
+TEST_LIST = {
+    { "uri_create_destroy", uri_create_destroy },
+    { "uri_get", uri_get },
+    { "uri_encode", uri_encode },
+    { 0 }
+};