Move packages to proejct/pkg to follow go project folder structure convention (#1190)

pkg/router/util_test.go

@@ -0,0 +1,36 @@
+package router
+
+import (
+	"io/ioutil"
+	"log"
+	"net/http"
+)
+
+func testRequest(targetUrl string, expectedResponse string) {
+	resp, err := http.Get(targetUrl)
+	if err != nil {
+		log.Panicf("failed to make get request: %v", err)
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != 200 {
+		log.Panicf("response status: %v", resp.StatusCode)
+	}
+
+	body, err := ioutil.ReadAll(resp.Body)
+	if err != nil {
+		log.Panic("failed to read response")
+	}
+
+	bodyStr := string(body)
+	log.Printf("Server responded with %v", bodyStr)
+	if bodyStr != expectedResponse {
+		log.Panic("Unexpected response")
+	}
+}
+
+func panicIf(err error) {
+	if err != nil {
+		log.Panicf("Error: %v", err)
+	}
+}