Started to add tests.

Added test file

Added first test for file handler.

views/addViews_test.go

@@ -0,0 +1,35 @@
+package views
+
+import (
+	"bytes"
+	"io/ioutil"
+	"net/http"
+	"net/http/httptest"
+	"os"
+	"testing"
+)
+
+func TestUploadedFileHandler(t *testing.T) {
+	ts := httptest.NewServer(http.HandlerFunc(UploadedFileHandler))
+	defer ts.Close()
+	os.Mkdir("./files", 0777)
+	defer os.RemoveAll("./files")
+	file, err := os.Create("./files/testfile")
+	defer file.Close()
+	defer os.Remove(file.Name())
+	expectedContent := []byte("test content")
+	file.Write(expectedContent)
+	res, err := http.Get(ts.URL + "/files/testfile")
+	if err != nil {
+		t.Error("Error occured while getting response from test server:", err)
+	}
+	actualContent, err := ioutil.ReadAll(res.Body)
+	res.Body.Close()
+	if err != nil {
+		t.Error("Error occured while reading content from response Body: ", err)
+	}
+
+	if !bytes.Equal(actualContent, expectedContent) {
+		t.Errorf("Actual content (%s) did not match expected content (%s)", actualContent, expectedContent)
+	}
+}