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fix a Tangle.topoSort() corner case

This commit is contained in:
Andre Staltz 2023-04-18 16:55:53 +03:00
parent 656d622271
commit 8288432785
2 changed files with 21 additions and 3 deletions
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1
lib/feed-v1/tangle.js
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@ -132,7 +132,6 @@ class Tangle {
const max = this.#maxDepth
for (let i = 0; i <= max; i++) {
const atDepth = this.#getAllAtDepth(i)
if (atDepth.length === 0) break
for (const msgHash of atDepth) {
sorted.push(msgHash)
}

23
test/getTangle.test.js
View File

@ -96,7 +96,7 @@ test('Tangle.has', (t) => {
t.end()
})
test('Tangle.getDepth', t=> {
test('Tangle.getDepth', (t) => {
t.equals(tangle.getDepth(rootPost), 0, 'depth of rootPost is 0')
t.equals(tangle.getDepth(reply1Lo), 1, 'depth of reply1Lo is 1')
t.equals(tangle.getDepth(reply1Hi), 1, 'depth of reply1Hi is 1')
@ -106,7 +106,7 @@ test('Tangle.getDepth', t=> {
t.end()
})
test('Tangle.getMaxDepth', t => {
test('Tangle.getMaxDepth', (t) => {
t.equals(tangle.getMaxDepth(), 3, 'max depth is 3')
t.end()
})
@ -172,6 +172,25 @@ test('Tangle.getDeletablesAndErasables with lipmaa', (t) => {
t.end()
})
test('Tangle.topoSort after some have been deleted and erased', async (t) => {
const { deletables, erasables } = tangle.getDeletablesAndErasables(reply3Lo)
for (const msgHash of deletables) {
await p(peer.db.del)(msgHash)
}
for (const msgHash of erasables) {
await p(peer.db.erase)(msgHash)
}
const tangle2 = peer.db.getTangle(rootPost)
const sorted = tangle2.topoSort()
t.deepEquals(sorted, [
rootPost,
reply3Lo,
reply3Hi,
])
})
test('teardown', async (t) => {
await p(peer.close)(true)
})