GoDoxy/internal/utils/strutils/format_test.go

package strutils_test

import (
	"testing"
	"time"

	. "github.com/yusing/go-proxy/internal/utils/strutils"
	. "github.com/yusing/go-proxy/internal/utils/testing"
)

func TestFormatTime(t *testing.T) {
	now := Must(time.Parse(time.RFC3339, "2021-06-15T12:30:30Z"))

	tests := []struct {
		name           string
		time           time.Time
		expected       string
		expectedLength int
	}{
		{
			name:     "now",
			time:     now.Add(100 * time.Millisecond),
			expected: "now",
		},
		{
			name:     "just now (past within 3 seconds)",
			time:     now.Add(-1 * time.Second),
			expected: "just now",
		},
		{
			name:     "seconds ago",
			time:     now.Add(-10 * time.Second),
			expected: "10 seconds ago",
		},
		{
			name:     "in seconds",
			time:     now.Add(10 * time.Second),
			expected: "in 10 seconds",
		},
		{
			name:     "minutes ago",
			time:     now.Add(-10 * time.Minute),
			expected: "10 minutes ago",
		},
		{
			name:     "in minutes",
			time:     now.Add(10 * time.Minute),
			expected: "in 10 minutes",
		},
		{
			name:     "hours ago",
			time:     now.Add(-10 * time.Hour),
			expected: "10 hours ago",
		},
		{
			name:     "in hours",
			time:     now.Add(10 * time.Hour),
			expected: "in 10 hours",
		},
		{
			name:           "different day",
			time:           now.Add(-25 * time.Hour),
			expectedLength: len("01-01 15:04:05"),
		},
		{
			name:           "same year but different month",
			time:           now.Add(-30 * 24 * time.Hour),
			expectedLength: len("01-01 15:04:05"),
		},
		{
			name:     "different year",
			time:     time.Date(now.Year()-1, 1, 1, 10, 20, 30, 0, now.Location()),
			expected: time.Date(now.Year()-1, 1, 1, 10, 20, 30, 0, now.Location()).Format("2006-01-02 15:04:05"),
		},
		{
			name:     "zero time",
			time:     time.Time{},
			expected: "never",
		},
	}

	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			result := FormatTimeWithReference(tt.time, now)

			if tt.expectedLength > 0 {
				ExpectEqual(t, len(result), tt.expectedLength, result)
			} else {
				ExpectEqual(t, result, tt.expected)
			}
		})
	}
}

func TestFormatDuration(t *testing.T) {
	tests := []struct {
		name     string
		duration time.Duration
		expected string
	}{
		{
			name:     "zero duration",
			duration: 0,
			expected: "0 Seconds",
		},
		{
			name:     "seconds only",
			duration: 45 * time.Second,
			expected: "45 seconds",
		},
		{
			name:     "one second",
			duration: 1 * time.Second,
			expected: "1 second",
		},
		{
			name:     "minutes only",
			duration: 5 * time.Minute,
			expected: "5 minutes",
		},
		{
			name:     "one minute",
			duration: 1 * time.Minute,
			expected: "1 minute",
		},
		{
			name:     "hours only",
			duration: 3 * time.Hour,
			expected: "3 hours",
		},
		{
			name:     "one hour",
			duration: 1 * time.Hour,
			expected: "1 hour",
		},
		{
			name:     "days only",
			duration: 2 * 24 * time.Hour,
			expected: "2 days",
		},
		{
			name:     "one day",
			duration: 24 * time.Hour,
			expected: "1 day",
		},
		{
			name:     "complex duration",
			duration: 2*24*time.Hour + 3*time.Hour + 45*time.Minute + 15*time.Second,
			expected: "2 days, 3 hours and 45 minutes",
		},
		{
			name:     "hours and minutes",
			duration: 2*time.Hour + 30*time.Minute,
			expected: "2 hours and 30 minutes",
		},
		{
			name:     "days and hours",
			duration: 1*24*time.Hour + 12*time.Hour,
			expected: "1 day and 12 hours",
		},
	}

	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			result := FormatDuration(tt.duration)
			ExpectEqual(t, result, tt.expected)
		})
	}
}

func TestFormatLastSeen(t *testing.T) {
	now := time.Now()

	tests := []struct {
		name     string
		time     time.Time
		expected string
	}{
		{
			name:     "zero time",
			time:     time.Time{},
			expected: "never",
		},
		{
			name: "non-zero time",
			time: now.Add(-10 * time.Minute),
			// The actual result will be handled by FormatTime, which is tested separately
		},
	}

	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			result := FormatLastSeen(tt.time)

			if tt.name == "zero time" {
				ExpectEqual(t, result, tt.expected)
			} else {
				// Just make sure it's not "never", the actual formatting is tested in TestFormatTime
				if result == "never" {
					t.Errorf("Expected non-zero time to not return 'never', got %s", result)
				}
			}
		})
	}
}