package planner

import (
	"strings"
	"testing"
)

func validIntent() Intent {
	return Intent{ProtocolVersion: 1, HostID: "host-one", InstanceID: "git-one", AppID: "gitea", PackageDigest: "sha256:" + strings.Repeat("a", 64), ImageDigest: "sha256:" + strings.Repeat("b", 64), Domain: "git.example.com", ObservedStateDigest: "sha256:" + strings.Repeat("c", 64)}
}

func TestIntentValidation(t *testing.T) {
	if err := validIntent().Validate(); err != nil {
		t.Fatal(err)
	}
	cases := []struct {
		name   string
		change func(*Intent)
	}{
		{"protocol", func(i *Intent) { i.ProtocolVersion = 2 }},
		{"host empty", func(i *Intent) { i.HostID = "" }},
		{"path escape", func(i *Intent) { i.InstanceID = "../git" }},
		{"shell", func(i *Intent) { i.AppID = "git;id" }},
		{"long id", func(i *Intent) { i.InstanceID = strings.Repeat("a", 49) }},
		{"floating tag", func(i *Intent) { i.ImageDigest = "gitea:latest" }},
		{"package hash", func(i *Intent) { i.PackageDigest = "sha256:xyz" }},
		{"state missing", func(i *Intent) { i.ObservedStateDigest = "" }},
		{"url", func(i *Intent) { i.Domain = "https://git.example.com" }},
		{"wildcard", func(i *Intent) { i.Domain = "*.example.com" }},
		{"label", func(i *Intent) { i.Domain = "-git.example.com" }},
		{"empty label", func(i *Intent) { i.Domain = "git..com" }},
		{"uppercase", func(i *Intent) { i.Domain = "Git.example.com" }},
		{"ip", func(i *Intent) { i.Domain = "127.0.0.1" }},
	}
	for _, tc := range cases {
		t.Run(tc.name, func(t *testing.T) {
			i := validIntent()
			tc.change(&i)
			if i.Validate() == nil {
				t.Fatal("accepted invalid intent")
			}
		})
	}
}