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require 'spec_helper'
describe Mongo::Operation::Write::Bulk::Delete do
let(:documents) do
[ { 'q' => { foo: 1 }, 'limit' => 1 } ]
end
let(:spec) do
{ :deletes => documents,
:db_name => TEST_DB,
:coll_name => TEST_COLL,
:write_concern => Mongo::WriteConcern.get(WRITE_CONCERN),
:ordered => true
}
end
let(:op) { described_class.new(spec) }
describe '#initialize' do
context 'spec' do
it 'sets the spec' do
expect(op.spec).to eq(spec)
end
end
end
describe '#==' do
context 'spec' do
context 'when two ops have the same specs' do
let(:other) { described_class.new(spec) }
it 'returns true' do
expect(op).to eq(other)
end
end
context 'when two ops have different specs' do
let(:other_docs) do
[ { 'q' => { bar: 1 }, 'limit' => 1 } ]
end
let(:other_spec) do
{ :deletes => other_docs,
:db_name => TEST_DB,
:coll_name => TEST_COLL,
:write_concern => Mongo::WriteConcern.get(WRITE_CONCERN),
:ordered => true
}
end
let(:other) { described_class.new(other_spec) }
it 'returns false' do
expect(op).not_to eq(other)
end
end
end
end
describe '#execute' do
before do
authorized_collection.insert_many([
{ name: 'test', field: 'test' },
{ name: 'testing', field: 'test' }
])
end
after do
authorized_collection.delete_many
end
context 'when deleting a single document' do
let(:op) do
described_class.new({
deletes: documents,
db_name: TEST_DB,
coll_name: TEST_COLL,
write_concern: Mongo::WriteConcern.get(w: 1)
})
end
context 'when the delete succeeds' do
let(:documents) do
[{ 'q' => { field: 'test' }, 'limit' => 1 }]
end
it 'deletes the document from the database' do
op.execute(authorized_primary)
expect(authorized_collection.find.count).to eq(1)
end
end
end
context 'when deleting multiple documents' do
let(:op) do
described_class.new({
deletes: documents,
db_name: TEST_DB,
coll_name: TEST_COLL,
write_concern: Mongo::WriteConcern.get(WRITE_CONCERN)
})
end
context 'when the deletes succeed' do
let(:documents) do
[{ 'q' => { field: 'test' }, 'limit' => 0 }]
end
it 'deletes the documents from the database' do
op.execute(authorized_primary)
expect(authorized_collection.find.count).to eq(0)
end
end
end
context 'when the deletes are ordered' do
let(:documents) do
[ { q: { '$set' => { a: 1 } }, limit: 0 },
{ 'q' => { field: 'test' }, 'limit' => 1 }
]
end
let(:spec) do
{ :deletes => documents,
:db_name => TEST_DB,
:coll_name => TEST_COLL,
:write_concern => Mongo::WriteConcern.get(WRITE_CONCERN),
:ordered => true
}
end
let(:failing_delete) do
described_class.new(spec)
end
context 'when the delete fails' do
context 'when write concern is acknowledged' do
let(:write_concern) do
Mongo::WriteConcern.get(WRITE_CONCERN)
end
it 'aborts after first error' do
failing_delete.execute(authorized_primary)
expect(authorized_collection.find.count).to eq(2)
end
end
context 'when write concern is unacknowledged' do
let(:write_concern) do
Mongo::WriteConcern.get(w: 0)
end
it 'aborts after first error' do
failing_delete.execute(authorized_primary)
expect(authorized_collection.find.count).to eq(2)
end
end
end
end
context 'when the deletes are unordered' do
let(:documents) do
[ { q: { '$set' => { a: 1 } }, limit: 0 },
{ 'q' => { field: 'test' }, 'limit' => 1 }
]
end
let(:spec) do
{ :deletes => documents,
:db_name => TEST_DB,
:coll_name => TEST_COLL,
:write_concern => Mongo::WriteConcern.get(WRITE_CONCERN),
:ordered => false
}
end
let(:failing_delete) do
described_class.new(spec)
end
context 'when the delete fails' do
context 'when write concern is acknowledged' do
let(:write_concern) do
Mongo::WriteConcern.get(w: 1)
end
it 'does not abort after first error' do
failing_delete.execute(authorized_primary)
expect(authorized_collection.find.count).to eq(1)
end
end
context 'when write concern is unacknowledged' do
let(:write_concern) do
Mongo::WriteConcern.get(w: 0)
end
it 'does not abort after first error' do
failing_delete.execute(authorized_primary)
expect(authorized_collection.find.count).to eq(1)
end
end
end
end
end
end
|
