package utils

import (
	"testing"
)

func TestIntOrInt64(t *testing.T) {
	tests := []struct {
		name  string
		input interface{}
		want  int
		ok    bool
	}{
		{"int zero", int(0), 0, true},
		{"int positive", int(42), 42, true},
		{"int negative", int(-1), -1, true},
		{"int64 zero", int64(0), 0, true},
		{"int64 positive", int64(42), 42, true},
		{"int64 negative", int64(-1), -1, true},
		{"int64 large", int64(9223372036854775807), int(9223372036854775807), true}, // int==int64 on 64-bit
		{"string", "42", 0, false},
		{"float64", 42.0, 0, false},
		{"nil", nil, 0, false},
	}

	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			got, ok := IntOrInt64(tt.input)
			if ok != tt.ok {
				t.Errorf("IntOrInt64(%v) ok = %v, want %v", tt.input, ok, tt.ok)
			}
			if ok && got != tt.want {
				t.Errorf("IntOrInt64(%v) = %d, want %d", tt.input, got, tt.want)
			}
		})
	}
}