package web

import (
	"testing"
	"time"

	"github.com/stretchr/testify/require"
)

func TestWeb(t *testing.T) {
	t.Parallel()

	w, err := NewWeb(nil, nil)
	require.NoError(t, err)
	require.NotNil(t, w.tmpls)
}

func TestFormatBytes(t *testing.T) {
	t.Parallel()

	tests := []struct {
		expected string
		size     int64
	}{
		{
			size:     1,
			expected: "1 B",
		},
		{
			size:     19456,
			expected: "19.0 KB",
		},
		{
			size:     1073741824,
			expected: "1.0 GB",
		},
	}
	for _, tt := range tests {
		t.Run(tt.expected, func(t *testing.T) {
			t.Parallel()

			result := formatBytes(tt.size)
			require.Equal(t, tt.expected, result)
		})
	}
}

func TestDuration(t *testing.T) {
	t.Parallel()

	tests := []struct {
		expected string
		duration time.Duration
	}{
		{
			duration: 36 * time.Millisecond,
			expected: "36ms",
		},
		{
			duration: 5 * time.Microsecond,
			expected: "<1ms",
		},
		{
			duration: 5*time.Minute + 128*time.Second,
			expected: "7m8s",
		},
		{
			duration: 2 * time.Hour,
			expected: "120m",
		},
	}
	for _, tt := range tests {
		t.Run(tt.expected, func(t *testing.T) {
			t.Parallel()

			result := formatDuration(tt.duration)
			require.Equal(t, tt.expected, result)
		})
	}
}