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Make event's hash the key and simplify aggregation logic. Add timestamp to each Post.

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This commit is contained in:
haad
2016-02-02 15:02:42 +08:00
parent 88cb446a50
commit 264b362af5
5 changed files with 97 additions and 82 deletions
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98
test/orbit-client-tests.js
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@@ -102,7 +102,7 @@ describe('Orbit Client', () => {
var msg = orbit.channel(channel, '').add('hello');
var info = orbit.channel(channel, '').info();
assert.notEqual(info, null);
assert.equal(info.head, msg);
assert.notEqual(info.head, null);
assert.notEqual(info.modes, null);
assert.equal(info.modes.r, null);
done();
@@ -154,7 +154,7 @@ describe('Orbit Client', () => {
}));
});
describe('Insert', function() {
describe('Add events', function() {
it('adds an item to an empty channel', async((done) => {
try {
orbit.channel(channel, '').delete();
@@ -238,7 +238,6 @@ describe('Orbit Client', () => {
assert.notEqual(next.item, null);
assert.notEqual(next.item.op, null);
assert.equal(next.item.seq, 4);
assert.equal(next.item.key, null);
assert.notEqual(next.item.target, null);
assert.notEqual(next.item.next, null);
assert.notEqual(next.item.Payload, null);
@@ -261,7 +260,7 @@ describe('Orbit Client', () => {
var iter = orbit.channel(channel, '').iterator();
var first = iter.next().value;
var second = iter.next().value;
assert.equal(first.hash, items[items.length - 1]);
assert.equal(first.item.key, items[items.length - 1]);
assert.equal(second, null);
assert.equal(first.item.Payload, 'hello4');
done();
@@ -298,7 +297,7 @@ describe('Orbit Client', () => {
var iter = orbit.channel(channel, '').iterator({ limit: 0 });
var first = iter.next().value;
var second = iter.next().value;
assert.equal(first.hash, items[items.length - 1]);
assert.equal(first.item.key, items[items.length - 1]);
assert.equal(second, null);
done();
}));
@@ -307,7 +306,7 @@ describe('Orbit Client', () => {
var iter = orbit.channel(channel, '').iterator({ limit: 1 });
var first = iter.next().value;
var second = iter.next().value;
assert.equal(first.hash, items[items.length - 1]);
assert.equal(first.item.key, items[items.length - 1]);
assert.equal(second, null);
done();
}));
@@ -318,16 +317,16 @@ describe('Orbit Client', () => {
var second = iter.next().value;
var third = iter.next().value;
var fourth = iter.next().value;
assert.equal(first.hash, items[items.length - 1]);
assert.equal(second.hash, items[items.length - 2]);
assert.equal(third.hash, items[items.length - 3]);
assert.equal(first.item.key, items[items.length - 1]);
assert.equal(second.item.key, items[items.length - 2]);
assert.equal(third.item.key, items[items.length - 3]);
assert.equal(fourth, null);
done();
}));
it('returns all items', async((done) => {
var iter = orbit.channel(channel, '').iterator({ limit: -1 });
var messages = iter.collect().map((e) => e.hash);
var messages = iter.collect().map((e) => e.item.key);
messages.reverse();
assert.equal(messages.length, items.length);
@@ -337,17 +336,19 @@ describe('Orbit Client', () => {
it('returns all items when limit is bigger than -1', async((done) => {
var iter = orbit.channel(channel, '').iterator({ limit: -300 });
var messages = iter.collect().map((e) => e.hash);
var messages = iter.collect().map((e) => e.item.key);
assert.equal(messages.length, items.length);
assert.equal(messages[0], items[items.length - 1]);
done();
}));
it('returns all items when limit is bigger than number of items', async((done) => {
var iter = orbit.channel(channel, '').iterator({ limit: 300 });
var messages = iter.collect().map((e) => e.hash);
var messages = iter.collect().map((e) => e.item.key);
assert.equal(messages.length, items.length);
assert.equal(messages[0], items[items.length - 1]);
done();
}));
});
@@ -355,7 +356,7 @@ describe('Orbit Client', () => {
describe('Options: reverse', function() {
it('returns all items reversed', async((done) => {
var iter = orbit.channel(channel, '').iterator({ limit: -1, reverse: true });
var messages = iter.collect().map((e) => e.hash);
var messages = iter.collect().map((e) => e.item.key);
assert.equal(messages.length, items.length);
assert.equal(messages[0], items[0]);
@@ -364,20 +365,28 @@ describe('Orbit Client', () => {
});
describe('Options: ranges', function() {
var all = [];
var head;
before((done) => {
var fetchAll = () => new Promise(async((resolve, reject) => {
all = orbit.channel(channel, '').iterator({ limit: -1 }).collect();
head = all[0];
resolve();
}));
fetchAll().then(done);
});
describe('gt & gte', function() {
it('returns 0 items when gt is the head', async((done) => {
var iter = orbit.channel(channel, '').iterator();
var head = iter.next().value;
var iter2 = orbit.channel(channel, '').iterator({ gt: head.hash });
var messages = iter2.collect().map((e) => e.hash);
var messages = orbit.channel(channel, '').iterator({ gt: head.hash }).collect();
assert.equal(messages.length, 0);
done();
}));
it('returns 1 item when gte is the head', async((done) => {
var iter = orbit.channel(channel, '').iterator({ gte: items[items.length -1], limit: -1 });
var messages = iter.collect().map((e) => e.hash);
var iter2 = orbit.channel(channel, '').iterator({ gte: head.hash, limit: -1 });
var messages = iter2.collect().map((e) => e.item.key);
assert.equal(messages.length, 1);
assert.equal(messages[0], items[items.length -1]);
@@ -385,26 +394,29 @@ describe('Orbit Client', () => {
}));
it('returns 2 item when gte is defined', async((done) => {
var iter = orbit.channel(channel, '').iterator({ gte: items[items.length - 2], limit: -1 });
var gte = all[1].hash;
var iter = orbit.channel(channel, '').iterator({ gte: gte, limit: -1 });
var messages = iter.collect().map((e) => e.hash);
assert.equal(messages.length, 2);
assert.equal(messages[0], items[items.length - 1]);
assert.equal(messages[1], items[items.length - 2]);
assert.equal(messages[0], all[0].hash);
assert.equal(messages[1], all[1].hash);
done();
}));
it('returns all items when gte is the root item', async((done) => {
var iter = orbit.channel(channel, '').iterator({ gte: items[0], limit: -1 });
var messages = iter.collect().map((e) => e.hash);
var iter = orbit.channel(channel, '').iterator({ gte: all[all.length -1], limit: -1 });
var messages = iter.collect().map((e) => e.item.key);
assert.equal(messages.length, itemCount);
assert.equal(messages[0], items[items.length - 1]);
assert.equal(messages[messages.length - 1], items[0]);
done();
}));
it('returns items when gt is the root item', async((done) => {
var iter = orbit.channel(channel, '').iterator({ gt: items[0], limit: -1 });
var messages = iter.collect().map((e) => e.hash);
var iter = orbit.channel(channel, '').iterator({ gt: all[all.length - 1], limit: -1 });
var messages = iter.collect().map((e) => e.item.key);
assert.equal(messages.length, itemCount - 1);
assert.equal(messages[0], items[items.length - 1]);
@@ -429,8 +441,6 @@ describe('Orbit Client', () => {
describe('lt & lte', function() {
it('returns one item when lt is the head', async((done) => {
var iter = orbit.channel(channel, '').iterator();
var head = iter.next().value;
var iter2 = orbit.channel(channel, '').iterator({ lt: head.hash });
var messages = iter2.collect().map((e) => e.hash);
@@ -440,66 +450,58 @@ describe('Orbit Client', () => {
}));
it('returns all items when lt is head and limit is -1', async((done) => {
var iter = orbit.channel(channel, '').iterator();
var head = iter.next().value;
var iter2 = orbit.channel(channel, '').iterator({ lt: head.hash, limit: -1 });
var messages = iter2.collect().map((e) => e.hash);
assert.equal(messages.length, itemCount);
assert.equal(messages[0], head.hash);
assert.equal(messages[4], items[0]);
assert.equal(messages[4], all[all.length - 1].hash);
done();
}));
it('returns 3 items when lt is head and limit is 3', async((done) => {
var iter = orbit.channel(channel, '').iterator();
var head = iter.next().value;
var iter2 = orbit.channel(channel, '').iterator({ lt: head.hash, limit: 3 });
var messages = iter2.collect().map((e) => e.hash);
assert.equal(messages.length, 3);
assert.equal(messages[0], head.hash);
assert.equal(messages[2], items[2]);
assert.equal(messages[2], all[2].hash);
done();
}));
it('returns null when lt is the root item', async((done) => {
var iter = orbit.channel(channel, '').iterator({ lt: items[0] });
var messages = iter.collect();
var messages = orbit.channel(channel, '').iterator({ lt: all[all.length - 1].hash }).collect();
assert.equal(messages.length, 0);
done();
}));
it('returns one item when lte is the root item', async((done) => {
var iter = orbit.channel(channel, '').iterator({ lte: items[0] });
var iter = orbit.channel(channel, '').iterator({ lte: all[all.length - 1].hash });
var messages = iter.collect().map((e) => e.hash);
assert.equal(messages.length, 1);
assert.equal(messages[0], items[0]);
assert.equal(messages[0], all[all.length - 1].hash);
done();
}));
it('returns all items when lte is the head', async((done) => {
var iter = orbit.channel(channel, '').iterator();
var head = iter.next().value;
var iter2 = orbit.channel(channel, '').iterator({ lte: head.hash, limit: -1 });
var messages = iter2.collect().map((e) => e.hash);
assert.equal(messages.length, itemCount);
assert.equal(messages[0], items[items.length - 1]);
assert.equal(messages[4], items[0]);
assert.equal(messages[0], all[0].hash);
assert.equal(messages[4], all[all.length - 1].hash);
done();
}));
it('returns 3 items when lte is the head', async((done) => {
var iter = orbit.channel(channel, '').iterator();
var head = iter.next().value;
var iter2 = orbit.channel(channel, '').iterator({ lte: items[items.length - 2], limit: 3 });
var iter2 = orbit.channel(channel, '').iterator({ lte: head.hash, limit: 3 });
var messages = iter2.collect().map((e) => e.hash);
assert.equal(messages.length, 3);
assert.equal(messages[0], items[items.length - 2]);
assert.equal(messages[2], items[1]);
assert.equal(messages[0], all[0].hash);
assert.equal(messages[1], all[1].hash);
assert.equal(messages[2], all[2].hash);
done();
}));
});