package logging

import (
	"bytes"
	"log/slog"
	"testing"

	"git.runcible.io/learning/pulley/internal/assert"
)

func TestParseLevel(t *testing.T) {

	testTable := []struct {
		name  string
		level string
		want  slog.Level
	}{
		{
			name:  "Default",
			level: "",
			want:  slog.LevelInfo,
		},
		{
			name:  "Lowercase",
			level: "debug",
			want:  slog.LevelDebug,
		},
		{
			name:  "Mixed case",
			level: "wArN",
			want:  slog.LevelWarn,
		},
		{
			name:  "Calitalized",
			level: "ERROR",
			want:  slog.LevelError,
		},
		{
			name:  "Info level",
			level: "info",
			want:  slog.LevelInfo,
		},
	}

	for _, test := range testTable {
		t.Run(test.name, func(t *testing.T) {
			got := parseLogLevel(test.level)

			assert.Equal(t, got, test.want)
		})
	}

}

func TestInitLogging(t *testing.T) {
	spy := bytes.Buffer{}
	msg := "Observability"

	logger := InitLogging("info", &spy, false)
	logger.Info(msg)

	content := spy.String()
	assert.StringContains(t, content, msg)

}