discordo/internal/config/config_test.go
2026-01-03 02:16:07 -05:00

91 lines
2.1 KiB
Go

package config
import (
"os"
"path/filepath"
"testing"
"github.com/BurntSushi/toml"
"github.com/ayn2op/discordo/internal/consts"
"github.com/gdamore/tcell/v3"
"github.com/google/go-cmp/cmp"
"github.com/google/go-cmp/cmp/cmpopts"
)
func TestDefaultPath(t *testing.T) {
t.Run("user config dir fallback", func(t *testing.T) {
t.Setenv("AppData", "")
t.Setenv("HOME", "")
t.Setenv("home", "")
t.Setenv("XDG_CONFIG_HOME", "")
// filepath.Join strips the leading dot.
got := DefaultPath()
want := filepath.Join(".", consts.Name, fileName)
if got != want {
t.Fatalf("got = %v, want = %v", got, want)
}
})
}
func TestLoad(t *testing.T) {
t.Run("invalid default config returns error", func(t *testing.T) {
orig := defaultCfg
defaultCfg = []byte("invalid =")
t.Cleanup(func() { defaultCfg = orig })
if _, err := Load("does-not-matter.toml"); err == nil {
t.Fatal(err)
}
})
t.Run("invalid config returns error", func(t *testing.T) {
path := filepath.Join(t.TempDir(), "bad.toml")
if err := os.WriteFile(path, []byte("invalid ="), os.ModePerm); err != nil {
t.Fatal(err)
}
if _, err := Load(path); err == nil {
t.Fatal("expected error")
}
})
t.Run("valid config does not return error", func(t *testing.T) {
path := filepath.Join(t.TempDir(), "good.toml")
if err := os.WriteFile(path, []byte("mouse = false"), os.ModePerm); err != nil {
t.Fatal(err)
}
cfg, err := Load(path)
if err != nil {
t.Fatal(err)
}
if cfg.Mouse != false {
t.Fatalf("got = %v, want = false", cfg.Mouse)
}
})
t.Run("open with bad path returns error (!= ErrNotExist)", func(t *testing.T) {
if _, err := Load("bad\x00path"); err == nil {
t.Fatal("expected error")
}
})
t.Run("missing file uses defaults", func(t *testing.T) {
path := filepath.Join(t.TempDir(), "missing.toml")
cfg, err := Load(path)
if err != nil {
t.Fatal(err)
}
var defCfg Config
if err := toml.Unmarshal(defaultCfg, &defCfg); err != nil {
t.Fatal(err)
}
applyDefaults(&defCfg)
if diff := cmp.Diff(defCfg, *cfg, cmpopts.EquateComparable(tcell.Style{})); diff != "" {
t.Fatalf("got = -, want = +, diff=%s", diff)
}
})
}