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Fix stepjoin (#1067)

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* sort fractions properly - fixes #1066
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Alex McLean 2024-04-23 22:37:21 +01:00 • committed by GitHub
parent 6a1fa7e67f
commit a189626e8b
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GPG key ID: B5690EEEBB952194
3 changed files with 16 additions and 5 deletions
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11
packages/core/test/pattern.test.mjs
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@ -1146,7 +1146,7 @@ describe('Pattern', () => {
expect(sameFirst(sequence(0, 1, 2, 3, 4).s_taper(-1, 5), sequence(0, 0, 1, 0, 1, 2, 0, 1, 2, 3, 0, 1, 2, 3, 4)));
});
});
describe('s_add and s_sub, left', () => {
describe('s_add and s_sub', () => {
it('can add from the left', () => {
expect(sameFirst(sequence(0, 1, 2, 3, 4).s_add(2), sequence(0, 1)));
});
@ -1159,5 +1159,14 @@ describe('Pattern', () => {
it('can sub to the right', () => {
expect(sameFirst(sequence(0, 1, 2, 3, 4).s_sub(-2), sequence(2, 3, 4)));
});
it('can subtract nothing', () => {
expect(sameFirst(pure('a').s_sub(0), pure('a')));
});
it('can subtract nothing, repeatedly', () => {
expect(sameFirst(pure('a').s_sub(0, 0), fastcat('a', 'a')));
for (var i = 0; i < 100; ++i) {
expect(sameFirst(pure('a').s_sub(...Array(i).fill(0)), fastcat(...Array(i).fill('a'))));
}
});
});
});