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var test = require('tape');
var expand = require('..');
test('numeric sequences', function(t) {
t.deepEqual(expand('a{1..2}b{2..3}c'), [
'a1b2c', 'a1b3c', 'a2b2c', 'a2b3c'
]);
t.deepEqual(expand('{1..2}{2..3}'), [
'12', '13', '22', '23'
]);
t.end();
});
test('numeric sequences with step count', function(t) {
t.deepEqual(expand('{0..8..2}'), [
'0', '2', '4', '6', '8'
]);
t.deepEqual(expand('{1..8..2}'), [
'1', '3', '5', '7'
]);
t.end();
});
test('numeric sequence with negative x / y', function(t) {
t.deepEqual(expand('{3..-2}'), [
'3', '2', '1', '0', '-1', '-2'
]);
t.end();
});
test('alphabetic sequences', function(t) {
t.deepEqual(expand('1{a..b}2{b..c}3'), [
'1a2b3', '1a2c3', '1b2b3', '1b2c3'
]);
t.deepEqual(expand('{a..b}{b..c}'), [
'ab', 'ac', 'bb', 'bc'
]);
t.end();
});
test('alphabetic sequences with step count', function(t) {
t.deepEqual(expand('{a..k..2}'), [
'a', 'c', 'e', 'g', 'i', 'k'
]);
t.deepEqual(expand('{b..k..2}'), [
'b', 'd', 'f', 'h', 'j'
]);
t.end();
});
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