snapshot.Take() with snapshot.WithReplaceMap()

[podhmo]

for #18

func TestItWithReplaceMap(t *testing.T) {
    got := map[string]string{
        "name": "foo",
        "now":  rfc3339.Format(time.Now()),
    }
    repMap := map[string]interface{}{
        "#/now": got["now"],
    }
    want := snapshot.Take(t, got, snapshot.WithReplaceMap(repMap))

    if err := jsonequal.ShouldBeSame(jsonequal.From(got), jsonequal.From(want)); err != nil {
        t.Errorf("%+v", err)
    }
}