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Update test_utilities.dart

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Encapsulate into a Class: You could encapsulate the random string generation logic into a class for better organization and reusability.
dart
This commit is contained in:
Ashish Madhup
2023-08-11 19:28:59 +05:30
committed by GitHub
parent 4436e84102
commit 8c0ad97554
1 changed files with 11 additions and 9 deletions
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20
test/test_utilities.dart
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@ -1,15 +1,17 @@
import 'dart:math';
const _chars = 'AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz1234567890';
Random _rnd = Random();
class RandomStringGenerator {
static const _chars = 'AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz1234567890';
static Random _rnd = Random();
String getRandomString(int length) => String.fromCharCodes(Iterable.generate(
length, (_) => _chars.codeUnitAt(_rnd.nextInt(_chars.length))));
static String getRandomString(int length) => String.fromCharCodes(Iterable.generate(
length, (_) => _chars.codeUnitAt(_rnd.nextInt(_chars.length))));
String getRandomStringLines(int lines, int length) {
List<String> result = [];
for (var i = 0; i < lines; i++) {
result.add(getRandomString(length));
static String getRandomStringLines(int lines, int length) {
List<String> result = [];
for (var i = 0; i < lines; i++) {
result.add(getRandomString(length));
}
return result.join('\n');
}
return result.join('\n');
}