Improve code readability #1

+ Improved tests readability of common_utils_test.go
+ Fixed minor typos

internal/commands/sync_cmd_test.go

@@ -16,14 +16,14 @@ func TestSyncInit(t *testing.T) {
 
 func TestSyncCommand(t *testing.T) {
 
-	testSetup := getTestSetup()
+	pathsToTest := prepareBasicRepository()
 
 	sync := Synchronizer{
-		workspace: testSetup.rootFS.Root(),
+		workspace: pathsToTest.baseTestDirectory,
 	}
 
 	cfg := config.RepositoryConfig{
-		Src:  fmt.Sprintf("file://%v", testSetup.baseRepository.fileSystem.Root()),
+		Src:  fmt.Sprintf("file://%v", pathsToTest.baseTestRepository),
 		Dest: "awesome-go",
 	}
 
@@ -32,10 +32,11 @@ func TestSyncCommand(t *testing.T) {
 		t.Errorf("Unexpected error: %v", cloneStatus.Message)
 	}
 
-	info, err := os.Stat(fmt.Sprintf("%v/awesome-go/.git", testSetup.rootFS.Root()))
+	info, err := os.Stat(fmt.Sprintf("%v/awesome-go/.git", pathsToTest.baseTestDirectory))
 	if err != nil {
 		t.Errorf("Unexpected error: %v", err.Error())
 	}
+
 	if !info.IsDir() {
 		t.Errorf("Expected that the selected path is dir")
 	}