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require 'spec_helper'
describe Mongo::Operation::Write::Insert do
let(:documents) do
[{ '_id' => 1,
'name' => 'test' }]
end
let(:spec) do
{ :documents => documents,
:db_name => TEST_DB,
:coll_name => TEST_COLL,
:write_concern => Mongo::WriteConcern.get(:w => 1)
}
end
after do
authorized_collection.delete_many
end
let(:insert) do
described_class.new(spec)
end
describe '#initialize' do
context 'spec' do
it 'sets the spec' do
expect(insert.spec).to eq(spec)
end
end
end
describe '#==' do
context 'spec' do
context 'when two inserts have the same specs' do
let(:other) do
described_class.new(spec)
end
it 'returns true' do
expect(insert).to eq(other)
end
end
context 'when two inserts have different specs' do
let(:other_docs) do
[{ :bar => 1 }]
end
let(:other_spec) do
{ :documents => other_docs,
:db_name => 'test',
:coll_name => 'test_coll',
:write_concern => { 'w' => 1 }
}
end
let(:other) do
described_class.new(other_spec)
end
it 'returns false' do
expect(insert).not_to eq(other)
end
end
end
end
describe 'document ids' do
context 'when documents do not contain an id' do
let(:documents) do
[{ 'field' => 'test' },
{ 'field' => 'test' }]
end
let(:inserted_ids) do
insert.execute(authorized_primary).inserted_ids
end
let(:collection_ids) do
authorized_collection.find(field: 'test').collect { |d| d['_id'] }
end
it 'adds an id to the documents' do
expect(inserted_ids).to eq(collection_ids)
end
end
end
describe '#execute' do
before do
authorized_collection.indexes.create_one({ name: 1 }, { unique: true })
end
after do
authorized_collection.delete_many
authorized_collection.indexes.drop_one('name_1')
end
context 'when inserting a single document' do
context 'when the insert succeeds' do
let!(:response) do
insert.execute(authorized_primary)
end
it 'reports the correct written count' do
expect(response.written_count).to eq(1)
end
it 'inserts the document into the collection' do
expect(authorized_collection.find(_id: 1).to_a). to eq(documents)
end
end
context 'when the insert fails' do
let(:documents) do
[{ name: 'test' }]
end
let(:spec) do
{ :documents => documents,
:db_name => TEST_DB,
:coll_name => TEST_COLL,
:write_concern => Mongo::WriteConcern.get(:w => 1)
}
end
let(:failing_insert) do
described_class.new(spec)
end
it 'raises an error' do
expect {
failing_insert.execute(authorized_primary)
failing_insert.execute(authorized_primary)
}.to raise_error(Mongo::Error::OperationFailure)
end
end
end
context 'when inserting multiple documents' do
context 'when the insert succeeds' do
let(:documents) do
[{ '_id' => 1,
'name' => 'test1' },
{ '_id' => 2,
'name' => 'test2' }]
end
let!(:response) do
insert.execute(authorized_primary)
end
it 'reports the correct written count' do
expect(response.written_count).to eq(2)
end
it 'inserts the documents into the collection' do
expect(authorized_collection.find.to_a). to eq(documents)
end
end
context 'when the insert fails on the last document' do
let(:documents) do
[{ name: 'test3' }, { name: 'test' }]
end
let(:spec) do
{ :documents => documents,
:db_name => TEST_DB,
:coll_name => TEST_COLL,
:write_concern => Mongo::WriteConcern.get(:w => 1)
}
end
let(:failing_insert) do
described_class.new(spec)
end
it 'raises an error' do
expect {
failing_insert.execute(authorized_primary)
failing_insert.execute(authorized_primary)
}.to raise_error(Mongo::Error::OperationFailure)
end
end
context 'when the insert fails on the first document' do
let(:documents) do
[{ name: 'test' }, { name: 'test4' }]
end
let(:spec) do
{ :documents => documents,
:db_name => TEST_DB,
:coll_name => TEST_COLL,
:write_concern => Mongo::WriteConcern.get(:w => 1)
}
end
let(:failing_insert) do
described_class.new(spec)
end
it 'raises an error' do
expect {
failing_insert.execute(authorized_primary)
failing_insert.execute(authorized_primary)
}.to raise_error(Mongo::Error::OperationFailure)
end
end
context 'when a document exceeds max bson size' do
let(:documents) do
[{ :x => 'y'* 17000000 }]
end
it 'raises an error' do
expect {
insert.execute(authorized_primary)
}.to raise_error(Mongo::Error::MaxBSONSize)
end
it 'does not insert the document' do
expect {
insert.execute(authorized_primary)
}.to raise_error(Mongo::Error::MaxBSONSize)
expect(authorized_collection.find.count).to eq(0)
end
end
end
context 'when write concern { w: 0 } is used', unless: op_msg_enabled? do
let(:spec) do
{ :documents => documents,
:db_name => TEST_DB,
:coll_name => TEST_COLL,
:write_concern => Mongo::WriteConcern.get(:w => 0)
}
end
let(:documents) do
[{ '_id' => 1 }]
end
let(:op) do
described_class.new(spec)
end
before do
expect(op).to receive(:execute_message).and_call_original
end
let(:response) do
op.execute(authorized_primary)
end
it 'uses op codes instead of write commands' do
expect(response.written_count).to eq(0)
end
end
end
end
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