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Insertion still works as before

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pull/2/head
Louis Chatriot 12 years ago
parent 8bb07ad840
commit 82e4be9b1a
1 changed files with 94 additions and 43 deletions
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  1. 135
      test/db.test.js

135
test/db.test.js
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@ -1100,7 +1100,7 @@ describe('Database', function () {
}); // ==== End of 'Remove' ==== //
describe.skip('Using indexes', function () {
describe('Using indexes', function () {
describe('ensureIndex and index initialization in database loading', function () {
@ -1111,50 +1111,50 @@ describe('Database', function () {
model.serialize({ _id: "ccc", z: "3", nested: { today: now } })
;
d.data.length.should.equal(0);
d.getAllData().length.should.equal(0);
d.datafileSize.should.equal(0);
fs.writeFile(testDb, rawData, 'utf8', function () {
d.loadDatabase(function () {
d.data.length.should.equal(3);
d.getAllData().length.should.equal(3);
d.datafileSize.should.equal(3);
assert.deepEqual(d.indexes, {});
assert.deepEqual(Object.keys(d.indexes), ['_id']);
d.ensureIndex({ fieldName: 'z' });
d.indexes.z.fieldName.should.equal('z');
d.indexes.z.unique.should.equal(false);
d.indexes.z.sparse.should.equal(false);
d.indexes.z.tree.getNumberOfKeys().should.equal(3);
d.indexes.z.tree.search('1')[0].should.equal(d.data[0]);
d.indexes.z.tree.search('2')[0].should.equal(d.data[1]);
d.indexes.z.tree.search('3')[0].should.equal(d.data[2]);
d.indexes.z.tree.search('1')[0].should.equal(d.getAllData()[0]);
d.indexes.z.tree.search('2')[0].should.equal(d.getAllData()[1]);
d.indexes.z.tree.search('3')[0].should.equal(d.getAllData()[2]);
done();
});
});
});
it('ensureIndex can be called after the data set was modified and still be correct', function (done) {
it('ensureIndex can be called after the data set was modified and the index still be correct', function (done) {
var rawData = model.serialize({ _id: "aaa", z: "1", a: 2, ages: [1, 5, 12] }) + '\n' +
model.serialize({ _id: "bbb", z: "2", hello: 'world' })
;
d.data.length.should.equal(0);
d.getAllData().length.should.equal(0);
d.datafileSize.should.equal(0);
fs.writeFile(testDb, rawData, 'utf8', function () {
d.loadDatabase(function () {
d.data.length.should.equal(2);
d.getAllData().length.should.equal(2);
d.datafileSize.should.equal(2);
assert.deepEqual(d.indexes, {});
assert.deepEqual(Object.keys(d.indexes), ['_id']);
d.insert({ z: "12", yes: 'yes' }, function (err, newDoc1) {
d.insert({ z: "14", nope: 'nope' }, function (err, newDoc2) {
d.remove({ z: "2" }, {}, function () {
d.update({ z: "1" }, { $set: { 'yes': 'yep' } }, {}, function () {
assert.deepEqual(d.indexes, {});
assert.deepEqual(Object.keys(d.indexes), ['_id']);
d.ensureIndex({ fieldName: 'z' });
d.indexes.z.fieldName.should.equal('z');
@ -1162,14 +1162,23 @@ describe('Database', function () {
d.indexes.z.sparse.should.equal(false);
d.indexes.z.tree.getNumberOfKeys().should.equal(3);
d.indexes.z.tree.search('1')[0].should.equal(d.data[0]);
assert.deepEqual(d.data[0], { _id: "aaa", z: "1", a: 2, ages: [1, 5, 12], yes: 'yep' });
// The pointers in the _id and z indexes are the same
d.indexes.z.tree.search('1')[0].should.equal(d.indexes._id.getMatching('aaa')[0]);
d.indexes.z.tree.search('12')[0].should.equal(d.indexes._id.getMatching(newDoc1._id)[0]);
d.indexes.z.tree.search('14')[0].should.equal(d.indexes._id.getMatching(newDoc2._id)[0]);
// The data in the z index is correct
d.find({}, function (err, docs) {
var doc0 = _.find(docs, function (doc) { return doc._id === 'aaa'; })
, doc1 = _.find(docs, function (doc) { return doc._id === newDoc1._id; })
, doc2 = _.find(docs, function (doc) { return doc._id === newDoc2._id; })
;
d.indexes.z.tree.search('12')[0].should.equal(d.data[1]);
assert.deepEqual(d.data[1], { _id: newDoc1._id, z: "12", yes: 'yes' });
docs.length.should.equal(3);
d.indexes.z.tree.search('14')[0].should.equal(d.data[2]);
assert.deepEqual(d.data[2], { _id: newDoc2._id, z: "14", nope: 'nope' });
assert.deepEqual(doc0, { _id: "aaa", z: "1", a: 2, ages: [1, 5, 12], yes: 'yep' });
assert.deepEqual(doc1, { _id: newDoc1._id, z: "12", yes: 'yes' });
assert.deepEqual(doc2, { _id: newDoc2._id, z: "14", nope: 'nope' });
done();
});
@ -1179,6 +1188,7 @@ describe('Database', function () {
});
});
});
});
it('ensureIndex can be called before a loadDatabase and still be initialized and filled correctly', function (done) {
var now = new Date()
@ -1187,7 +1197,7 @@ describe('Database', function () {
model.serialize({ _id: "ccc", z: "3", nested: { today: now } })
;
d.data.length.should.equal(0);
d.getAllData().length.should.equal(0);
d.datafileSize.should.equal(0);
d.ensureIndex({ fieldName: 'z' });
@ -1198,13 +1208,18 @@ describe('Database', function () {
fs.writeFile(testDb, rawData, 'utf8', function () {
d.loadDatabase(function () {
d.data.length.should.equal(3);
var doc1 = _.find(d.getAllData(), function (doc) { return doc.z === "1"; })
, doc2 = _.find(d.getAllData(), function (doc) { return doc.z === "2"; })
, doc3 = _.find(d.getAllData(), function (doc) { return doc.z === "3"; })
;
d.getAllData().length.should.equal(3);
d.datafileSize.should.equal(3);
d.indexes.z.tree.getNumberOfKeys().should.equal(3);
d.indexes.z.tree.search('1')[0].should.equal(d.data[0]);
d.indexes.z.tree.search('2')[0].should.equal(d.data[1]);
d.indexes.z.tree.search('3')[0].should.equal(d.data[2]);
d.indexes.z.tree.search('1')[0].should.equal(doc1);
d.indexes.z.tree.search('2')[0].should.equal(doc2);
d.indexes.z.tree.search('3')[0].should.equal(doc3);
done();
});
@ -1218,7 +1233,7 @@ describe('Database', function () {
model.serialize({ _id: "ccc", z: "3", a: { today: now } })
;
d.data.length.should.equal(0);
d.getAllData().length.should.equal(0);
d.datafileSize.should.equal(0);
d.ensureIndex({ fieldName: 'z' });
@ -1228,18 +1243,23 @@ describe('Database', function () {
fs.writeFile(testDb, rawData, 'utf8', function () {
d.loadDatabase(function () {
d.data.length.should.equal(3);
var doc1 = _.find(d.getAllData(), function (doc) { return doc.z === "1"; })
, doc2 = _.find(d.getAllData(), function (doc) { return doc.z === "2"; })
, doc3 = _.find(d.getAllData(), function (doc) { return doc.z === "3"; })
;
d.getAllData().length.should.equal(3);
d.datafileSize.should.equal(3);
d.indexes.z.tree.getNumberOfKeys().should.equal(3);
d.indexes.z.tree.search('1')[0].should.equal(d.data[0]);
d.indexes.z.tree.search('2')[0].should.equal(d.data[1]);
d.indexes.z.tree.search('3')[0].should.equal(d.data[2]);
d.indexes.z.tree.search('1')[0].should.equal(doc1);
d.indexes.z.tree.search('2')[0].should.equal(doc2);
d.indexes.z.tree.search('3')[0].should.equal(doc3);
d.indexes.a.tree.getNumberOfKeys().should.equal(3);
d.indexes.a.tree.search(2)[0].should.equal(d.data[0]);
d.indexes.a.tree.search('world')[0].should.equal(d.data[1]);
d.indexes.a.tree.search({ today: now })[0].should.equal(d.data[2]);
d.indexes.a.tree.search(2)[0].should.equal(doc1);
d.indexes.a.tree.search('world')[0].should.equal(doc2);
d.indexes.a.tree.search({ today: now })[0].should.equal(doc3);
done();
});
@ -1253,7 +1273,7 @@ describe('Database', function () {
model.serialize({ _id: "ccc", z: "1", a: { today: now } })
;
d.data.length.should.equal(0);
d.getAllData().length.should.equal(0);
d.datafileSize.should.equal(0);
d.ensureIndex({ fieldName: 'z', unique: true });
@ -1263,7 +1283,7 @@ describe('Database', function () {
d.loadDatabase(function (err) {
err.errorType.should.equal('uniqueViolated');
err.key.should.equal("1");
d.data.length.should.equal(0);
d.getAllData().length.should.equal(0);
d.datafileSize.should.equal(0);
d.indexes.z.tree.getNumberOfKeys().should.equal(0);
@ -1281,7 +1301,7 @@ describe('Database', function () {
d.ensureIndex({ fieldName: 'a', unique: true }, function (err) {
err.errorType.should.equal('uniqueViolated');
assert.deepEqual(Object.keys(d.indexes), ['b']);
assert.deepEqual(Object.keys(d.indexes), ['_id', 'b']);
done();
});
@ -1368,10 +1388,10 @@ describe('Database', function () {
assert.deepEqual(d.indexes.z.getMatching('yes'), [newDoc]);
// Data didn't change
assert.deepEqual(d.data, [newDoc]);
assert.deepEqual(d.getAllData(), [newDoc]);
d.loadDatabase(function () {
d.data.length.should.equal(1);
assert.deepEqual(d.data[0], newDoc);
d.getAllData().length.should.equal(1);
assert.deepEqual(d.getAllData()[0], newDoc);
done();
});
@ -1379,7 +1399,7 @@ describe('Database', function () {
});
});
it('If an index has a unique constraint, others cannot be modified when it raises an error', function (done) {
it('If an index has a unique constraint, other indexes cannot be modified when it raises an error', function (done) {
d.ensureIndex({ fieldName: 'nonu1' });
d.ensureIndex({ fieldName: 'uni', unique: true });
d.ensureIndex({ fieldName: 'nonu2' });
@ -1423,14 +1443,45 @@ describe('Database', function () {
});
});
it('The index data points to the db data', function (done) {
it('All indexes point to the same data as the main index on _id', function (done) {
d.ensureIndex({ fieldName: 'a' });
d.insert({ a: 1, b: 'hello' }, function (err, doc1) {
d.insert({ a: 2, b: 'si' }, function (err, doc2) {
d.find({}, function (err, docs) {
d.data.indexOf(d.indexes.a.getMatching(1)[0]).should.not.equal(-1);
d.data.indexOf(d.indexes.a.getMatching(2)[0]).should.not.equal(-1);
docs.length.should.equal(2);
d.getAllData().length.should.equal(2);
d.indexes._id.getMatching(doc1._id).length.should.equal(1);
d.indexes.a.getMatching(1).length.should.equal(1);
d.indexes._id.getMatching(doc1._id)[0].should.equal(d.indexes.a.getMatching(1)[0]);
d.indexes._id.getMatching(doc2._id).length.should.equal(1);
d.indexes.a.getMatching(2).length.should.equal(1);
d.indexes._id.getMatching(doc2._id)[0].should.equal(d.indexes.a.getMatching(2)[0]);
done();
});
});
});
});
it('If a unique constraint is violated, no index is changed, including the main one', function (done) {
d.ensureIndex({ fieldName: 'a', unique: true });
d.insert({ a: 1, b: 'hello' }, function (err, doc1) {
d.insert({ a: 1, b: 'si' }, function (err) {
assert.isDefined(err);
d.find({}, function (err, docs) {
docs.length.should.equal(1);
d.getAllData().length.should.equal(1);
d.indexes._id.getMatching(doc1._id).length.should.equal(1);
d.indexes.a.getMatching(1).length.should.equal(1);
d.indexes._id.getMatching(doc1._id)[0].should.equal(d.indexes.a.getMatching(1)[0]);
d.indexes.a.getMatching(2).length.should.equal(0);
done();
});
@ -1440,7 +1491,7 @@ describe('Database', function () {
}); // ==== End of 'Indexing newly inserted documents' ==== //
describe('Updating indexes upon document update', function () {
describe.only('Updating indexes upon document update', function () {
it('Updating docs still works as before with an index', function (done) {
d.ensureIndex({ fieldName: 'a' });

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