// go:build unit
package config

import (
	"strings"
	"testing"

	"github.com/google/go-cmp/cmp"
)

func TestFileParsing(t *testing.T) {
	testCases := []struct {
		name           string
		config         string
		expectedConfig *configuration
	}{
		{
			name:   "minimal scan",
			config: `scan "/srv/git"`,
			expectedConfig: &configuration{
				Scans: []*scan{
					{
						Public: false,
						Path:   "/srv/git",
					},
				},
				ListenAddr:   defaultAddr(),
				Repositories: []*GitRepositoryConfiguration{},
			},
		},
		{
			name: "complete scan",
			config: `
scan "/srv/git" {
	public true
}`,
			expectedConfig: &configuration{
				Scans: []*scan{
					{
						Public: true,
						Path:   "/srv/git",
					},
				},
				ListenAddr:   defaultAddr(),
				Repositories: []*GitRepositoryConfiguration{},
			},
		},
		{
			name:   "minimal repository",
			config: `repository /srv/git/cerrado.git`,
			expectedConfig: &configuration{
				Scans:      defaultScans(),
				ListenAddr: defaultAddr(),
				Repositories: []*GitRepositoryConfiguration{
					{
						Name:        "cerrado.git",
						Path:        "/srv/git/cerrado.git",
						Description: "",
						Public:      false,
						About:       "README.md",
					},
				},
			},
		},
		{
			name: "complete repository",
			config: `
repository /srv/git/cerrado.git {
	name cerrado
	description "Single person forge"
	public true
	about readme.txt
}`,
			expectedConfig: &configuration{
				Scans:      defaultScans(),
				ListenAddr: defaultAddr(),
				Repositories: []*GitRepositoryConfiguration{
					{
						Name:        "cerrado",
						Path:        "/srv/git/cerrado.git",
						Description: "Single person forge",
						Public:      true,
						About:       "readme.txt",
					},
				},
			},
		},
		{
			name:   "minimal listen",
			config: ``,
			expectedConfig: &configuration{
				Scans:        defaultScans(),
				ListenAddr:   defaultAddr(),
				Repositories: []*GitRepositoryConfiguration{},
			},
		},
		{
			name:   "complete listen",
			config: `listen-addr unix://var/run/cerrado/cerrado.sock`,
			expectedConfig: &configuration{
				Scans:        defaultScans(),
				ListenAddr:   "unix://var/run/cerrado/cerrado.sock",
				Repositories: []*GitRepositoryConfiguration{},
			},
		},
		{
			name: "complete",
			config: `
listen-addr unix://var/run/cerrado/cerrado.sock
passphrase $2a$14$VnB/ZcB1DUDkMnosRA6Y7.dj8h5eroslDxTeXlLwfQX/x86mh6WAq
aes-key 8XHptZxSWCGs1m7QzztX5zNQ7D9NiQevVX0DaUTNMbDpRwFzoJiB0U7K6O/kqIt01jJVgzBUfiR8ES46ZLLb4w==
syntax-highlight monokailight

scan "/srv/git" {
	public true
}

repository /srv/git/linux.git

repository /srv/git/cerrado.git {
	name cerrado
	description "Single person forge"
	public true
	about readme.txt
}`,
			expectedConfig: &configuration{
				Scans: []*scan{
					{
						Public: true,
						Path:   "/srv/git",
					},
				},
				ListenAddr:      "unix://var/run/cerrado/cerrado.sock",
				Passphrase:      "$2a$14$VnB/ZcB1DUDkMnosRA6Y7.dj8h5eroslDxTeXlLwfQX/x86mh6WAq",
				AESKey:          "8XHptZxSWCGs1m7QzztX5zNQ7D9NiQevVX0DaUTNMbDpRwFzoJiB0U7K6O/kqIt01jJVgzBUfiR8ES46ZLLb4w==",
				SyntaxHighlight: "monokailight",
				Repositories: []*GitRepositoryConfiguration{
					{
						Name:        "linux.git",
						Path:        "/srv/git/linux.git",
						Description: "",
						Public:      false,
						About:       "README.md",
					},
					{
						Name:        "cerrado",
						Path:        "/srv/git/cerrado.git",
						Description: "Single person forge",
						Public:      true,
						About:       "readme.txt",
					},
				},
			},
		},
	}

	for _, tc := range testCases {
		t.Run(tc.name, func(t *testing.T) {
			r := strings.NewReader(tc.config)
			config, err := parse(r)
			if err != nil {
				t.Fatalf("Error parsing config %s", err.Error())
			}

			if diff := cmp.Diff(tc.expectedConfig, config); diff != "" {
				t.Errorf("Wrong result given - wanted + got\n %s", diff)
			}
		})
	}
}