add unit tests

Signed-off-by: Jorge Turrado <jorge_turrado@hotmail.es>

pkg/util/http_test.go

@@ -0,0 +1,36 @@
+/*
+Copyright 2023 The KEDA 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.
+*/
+
+package util
+
+import (
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestCreateHTTPClientWhenNegativeTimeout(t *testing.T) {
+	client := CreateHTTPClient(-1*time.Minute, false)
+
+	assert.Equal(t, 300*time.Millisecond, client.Timeout)
+}
+
+func TestCreateHTTPClientWhenValidTimeout(t *testing.T) {
+	client := CreateHTTPClient(1*time.Minute, false)
+
+	assert.Equal(t, 1*time.Minute, client.Timeout)
+}