package thestore_test

import (
	"render231011/internal/thestore"
	"testing"
)

func TestEventMerging(t *testing.T) {
	cases := map[string]struct {
		base      thestore.Event
		operation thestore.Event
		want      thestore.Event
	}{
		"noop on noop": {},
		"add to nothing": {
			base: thestore.Event{
				ID: "x",
			},
			operation: thestore.Event{
				ID:     "x",
				Region: "newregion",
				Status: "newstatus",
				URL:    "newurl",
			},
			want: thestore.Event{
				ID:     "x",
				Region: "newregion",
				Status: "newstatus",
				URL:    "newurl",
			},
		},
		"change region": {
			base: thestore.Event{
				ID:     "x",
				Region: "region",
				Status: "status",
				URL:    "url",
			},
			operation: thestore.Event{
				ID:     "x",
				Region: "newregion",
			},
			want: thestore.Event{
				ID:     "x",
				Region: "newregion",
				Status: "status",
				URL:    "url",
			},
		},
	}

	for name, d := range cases {
		c := d
		t.Run(name, func(t *testing.T) {
			got := c.base.Push(c.operation)
			if got != c.want {
				t.Errorf("wanted \n\t%+v, got\n\t%+v", c.want, got)
			}
		})
	}
}