add tests for AddRoutes to new profile

pkg/host/file/file_test.go

@@ -76,6 +76,36 @@ func TestManagerRoutes(t *testing.T) {
  assert.Contains(t, string(c), added)
  })
 
+ t.Run("AddRoutes new", func(t *testing.T) {
+ mem := CreateBasicFS(t)
+
+ f, err := NewWithFs("/tmp/etc/hosts", mem)
+ assert.NoError(t, err)
+
+ h, _ := mem.OpenFile("/tmp/etc/hosts", os.O_CREATE|os.O_RDWR|os.O_TRUNC, 0644)
+
+ err = f.AddRoutes("awesome", "3.3.3.4", []string{"host1.loc", "host2.loc"})
+ assert.NoError(t, err)
+
+ err = f.Flush()
+ assert.NoError(t, err)
+ f.Close()
+
+ c, err := afero.ReadFile(mem, h.Name())
+ assert.NoError(t, err)
+
+ assert.Contains(t, string(c), DefaultProfile)
+ assert.Contains(t, string(c), Banner)
+ assert.Contains(t, string(c), TestEnabledProfile)
+ var added = `
+# profile.on awesome
+3.3.3.4 host1.loc
+3.3.3.4 host2.loc
+# end
+`
+ assert.Contains(t, string(c), added)
+ })
+
  t.Run("RemoveRoutes", func(t *testing.T) {
  mem := CreateBasicFS(t)