Merge pull request #22 from Azure/development

Updated JSON key value store to indent its output

store/json.go

@@ -94,7 +94,12 @@ func (kvs *jsonFileStore) flush() error {
 		return err
 	}
 
-	err = json.NewEncoder(file).Encode(&kvs.data)
+	buf, err := json.MarshalIndent(&kvs.data, "", "\t")
+	if err != nil {
+		return err
+	}
+
+	_, err = file.Write(buf)
 	if err != nil {
 		return err
 	}

store/json_test.go

@@ -5,6 +5,7 @@ package store
 
 import (
 	"os"
+	"strings"
 	"testing"
 )
 
@@ -91,10 +92,15 @@ func TestKeyValuePairsArePersistedToJSONFile(t *testing.T) {
 	if err != nil {
 		t.Fatalf("Failed to read from file %v", err)
 	}
-	actualPair = string(data[:n-1])
 
 	file.Close()
-	defer os.Remove(testFileName)
+	os.Remove(testFileName)
+
+	// Remove indentation to normalize the JSON encoding.
+	actualPair = string(data[:n])
+	actualPair = strings.Replace(actualPair, " ", "", -1)
+	actualPair = strings.Replace(actualPair, "\t", "", -1)
+	actualPair = strings.Replace(actualPair, "\n", "", -1)
 
 	// Fail if the contents do not match expected JSON encoding.
 	if actualPair != expectedPair {