package config

import "testing"

func TestIdentityFollowsTheHostTheServerAnswersOn(t *testing.T) {
	cases := []struct{ user, sshHost, external, want string }{
		{"", "", "https://barerepo.com", "git@barerepo.com"},
		{"barerepo", "", "https://barerepo.com", "barerepo@barerepo.com"},
		{"", "barerepo.com", "https://other.example", "git@barerepo.com"},
		{"", "", "", "git@localhost"},
	}
	for _, c := range cases {
		cfg := Default()
		cfg.Server.SSHUser, cfg.Server.SSHHost, cfg.Server.ExternalURL = c.user, c.sshHost, c.external
		if got := cfg.Identity(); got != c.want {
			t.Errorf("Identity(user=%q host=%q ext=%q) = %q, want %q", c.user, c.sshHost, c.external, got, c.want)
		}
	}
	cfg := Default()
	cfg.Server.GitIdentity = "someone@else"
	if got := cfg.Identity(); got != "someone@else" {
		t.Errorf("a configured identity was ignored, got %q", got)
	}
}