couchrest_model/spec/couchrest/core/database_spec.rb

740 lines
24 KiB
Ruby

require File.dirname(__FILE__) + '/../../spec_helper'
describe CouchRest::Database do
before(:each) do
@cr = CouchRest.new(COUCHHOST)
@db = @cr.database(TESTDB)
@db.delete! rescue nil
@db = @cr.create_db(TESTDB) rescue nil
end
describe "map query with _temp_view in Javascript" do
before(:each) do
@db.bulk_save([
{"wild" => "and random"},
{"mild" => "yet local"},
{"another" => ["set","of","keys"]}
])
@temp_view = {:map => "function(doc){for(var w in doc){ if(!w.match(/^_/))emit(w,doc[w])}}"}
end
it "should return the result of the temporary function" do
rs = @db.temp_view(@temp_view)
rs['rows'].select{|r|r['key'] == 'wild' && r['value'] == 'and random'}.length.should == 1
end
it "should work with a range" do
rs = @db.temp_view(@temp_view, :startkey => "b", :endkey => "z")
rs['rows'].length.should == 2
end
it "should work with a key" do
rs = @db.temp_view(@temp_view, :key => "wild")
rs['rows'].length.should == 1
end
it "should work with a limit" do
rs = @db.temp_view(@temp_view, :limit => 1)
rs['rows'].length.should == 1
end
it "should work with multi-keys" do
rs = @db.temp_view(@temp_view, :keys => ["another", "wild"])
rs['rows'].length.should == 2
end
end
describe "map/reduce query with _temp_view in Javascript" do
before(:each) do
@db.bulk_save([
{"beverage" => "beer", :count => 4},
{"beverage" => "beer", :count => 2},
{"beverage" => "tea", :count => 3}
])
end
it "should return the result of the temporary function" do
rs = @db.temp_view(:map => "function(doc){emit(doc.beverage, doc.count)}", :reduce => "function(beverage,counts){return sum(counts)}")
# rs.should == 'x'
rs['rows'][0]['value'].should == 9
end
end
describe "saving a view" do
before(:each) do
@view = {'test' => {'map' => 'function(doc) {
if (doc.word && !/\W/.test(doc.word)) {
emit(doc.word,null);
}
}'}}
@db.save_doc({
"_id" => "_design/test",
:views => @view
})
end
it "should work properly" do
@db.bulk_save([
{"word" => "once"},
{"word" => "and again"}
])
@db.view('test/test')['total_rows'].should == 1
end
it "should round trip" do
@db.get("_design/test")['views'].should == @view
end
end
describe "select from an existing view" do
before(:each) do
r = @db.save_doc({
"_id" => "_design/first",
:views => {
:test => {
:map => "function(doc){for(var w in doc){ if(!w.match(/^_/))emit(w,doc[w])}}"
}
}
})
@db.bulk_save([
{"wild" => "and random"},
{"mild" => "yet local"},
{"another" => ["set","of","keys"]}
])
end
it "should have the view" do
@db.get('_design/first')['views']['test']['map'].should include("for(var w in doc)")
end
it "should list from the view" do
rs = @db.view('first/test')
rs['rows'].select{|r|r['key'] == 'wild' && r['value'] == 'and random'}.length.should == 1
end
it "should work with a range" do
rs = @db.view('first/test', :startkey => "b", :endkey => "z")
rs['rows'].length.should == 2
end
it "should work with a key" do
rs = @db.view('first/test', :key => "wild")
rs['rows'].length.should == 1
end
it "should work with a limit" do
rs = @db.view('first/test', :limit => 1)
rs['rows'].length.should == 1
end
it "should work with multi-keys" do
rs = @db.view('first/test', :keys => ["another", "wild"])
rs['rows'].length.should == 2
end
it "should accept a block" do
rows = []
rs = @db.view('first/test', :include_docs => true) do |row|
rows << row
end
rows.length.should == 4
rs["total_rows"].should == 3
end
end
describe "GET (document by id) when the doc exists" do
before(:each) do
@r = @db.save_doc({'lemons' => 'from texas', 'and' => 'spain'})
@docid = "http://example.com/stuff.cgi?things=and%20stuff"
@db.save_doc({'_id' => @docid, 'will-exist' => 'here'})
end
it "should get the document" do
doc = @db.get(@r['id'])
doc['lemons'].should == 'from texas'
end
it "should work with a funky id" do
@db.get(@docid)['will-exist'].should == 'here'
end
end
describe "POST (adding bulk documents)" do
it "should add them without ids" do
rs = @db.bulk_save([
{"wild" => "and random"},
{"mild" => "yet local"},
{"another" => ["set","of","keys"]}
])
rs['new_revs'].each do |r|
@db.get(r['id'])
end
end
it "should use uuids when ids aren't provided" do
@db.server.stub!(:next_uuid).and_return('asdf6sgadkfhgsdfusdf')
docs = [{'key' => 'value'}, {'_id' => 'totally-uniq'}]
id_docs = [{'key' => 'value', '_id' => 'asdf6sgadkfhgsdfusdf'}, {'_id' => 'totally-uniq'}]
CouchRest.should_receive(:post).with("http://127.0.0.1:5984/couchrest-test/_bulk_docs", {:docs => id_docs})
@db.bulk_save(docs)
end
it "should add them with uniq ids" do
rs = @db.bulk_save([
{"_id" => "oneB", "wild" => "and random"},
{"_id" => "twoB", "mild" => "yet local"},
{"another" => ["set","of","keys"]}
])
rs['new_revs'].each do |r|
@db.get(r['id'])
end
end
it "in the case of an id conflict should not insert anything" do
@r = @db.save_doc({'lemons' => 'from texas', 'and' => 'how', "_id" => "oneB"})
lambda do
rs = @db.bulk_save([
{"_id" => "oneB", "wild" => "and random"},
{"_id" => "twoB", "mild" => "yet local"},
{"another" => ["set","of","keys"]}
])
end.should raise_error(RestClient::RequestFailed)
lambda do
@db.get('twoB')
end.should raise_error(RestClient::ResourceNotFound)
end
it "should empty the bulk save cache if no documents are given" do
@db.save_doc({"_id" => "bulk_cache_1", "val" => "test"}, true)
lambda do
@db.get('bulk_cache_1')
end.should raise_error(RestClient::ResourceNotFound)
@db.bulk_save
@db.get("bulk_cache_1")["val"].should == "test"
end
it "should raise an error that is useful for recovery" do
@r = @db.save_doc({"_id" => "taken", "field" => "stuff"})
begin
rs = @db.bulk_save([
{"_id" => "taken", "wild" => "and random"},
{"_id" => "free", "mild" => "yet local"},
{"another" => ["set","of","keys"]}
])
rescue RestClient::RequestFailed => e
# soon CouchDB will provide _which_ docs conflicted
JSON.parse(e.response.body)['error'].should == 'conflict'
end
end
end
describe "new document without an id" do
it "should start empty" do
@db.documents["total_rows"].should == 0
end
it "should create the document and return the id" do
r = @db.save_doc({'lemons' => 'from texas', 'and' => 'spain'})
r2 = @db.get(r['id'])
r2["lemons"].should == "from texas"
end
it "should use PUT with UUIDs" do
CouchRest.should_receive(:put).and_return({"ok" => true, "id" => "100", "rev" => "55"})
r = @db.save_doc({'just' => ['another document']})
end
end
describe "fetch_attachment" do
before do
@attach = "<html><head><title>My Doc</title></head><body><p>Has words.</p></body></html>"
@doc = {
"_id" => "mydocwithattachment",
"field" => ["some value"],
"_attachments" => {
"test.html" => {
"type" => "text/html",
"data" => @attach
}
}
}
@db.save_doc(@doc)
end
it "should get the attachment with the doc's _id" do
@db.fetch_attachment("mydocwithattachment", "test.html").should == @attach
end
it "should get the attachment with the doc itself" do
@db.fetch_attachment(@db.get('mydocwithattachment'), 'test.html').should == @attach
end
end
describe "PUT attachment from file" do
before(:each) do
filename = FIXTURE_PATH + '/attachments/couchdb.png'
@file = File.open(filename)
end
after(:each) do
@file.close
end
it "should save the attachment to a new doc" do
r = @db.put_attachment({'_id' => 'attach-this'}, 'couchdb.png', image = @file.read, {:content_type => 'image/png'})
r['ok'].should == true
attachment = @db.fetch_attachment("attach-this","couchdb.png")
attachment.should == image
end
end
describe "PUT document with attachment" do
before(:each) do
@attach = "<html><head><title>My Doc</title></head><body><p>Has words.</p></body></html>"
@doc = {
"_id" => "mydocwithattachment",
"field" => ["some value"],
"_attachments" => {
"test.html" => {
"type" => "text/html",
"data" => @attach
}
}
}
@db.save_doc(@doc)
end
it "should save and be indicated" do
doc = @db.get("mydocwithattachment")
doc['_attachments']['test.html']['length'].should == @attach.length
end
it "should be there" do
attachment = @db.fetch_attachment("mydocwithattachment","test.html")
attachment.should == @attach
end
end
describe "PUT document with attachment stub" do
before(:each) do
@attach = "<html><head><title>My Doc</title></head><body><p>Has words.</p></body></html>"
doc = {
'_id' => 'mydocwithattachment',
'field' => ['some_value'],
'_attachments' => {
'test.html' => {
'type' => 'text/html', 'data' => @attach
}
}
}
@db.save_doc(doc)
doc = @db.get('mydocwithattachment')
doc['field'] << 'another value'
@db.save_doc(doc)
end
it 'should be there' do
attachment = @db.fetch_attachment('mydocwithattachment', 'test.html')
attachment.should == @attach
end
end
describe "PUT document with multiple attachments" do
before(:each) do
@attach = "<html><head><title>My Doc</title></head><body><p>Has words.</p></body></html>"
@attach2 = "<html><head><title>Other Doc</title></head><body><p>Has more words.</p></body></html>"
@doc = {
"_id" => "mydocwithattachment",
"field" => ["some value"],
"_attachments" => {
"test.html" => {
"type" => "text/html",
"data" => @attach
},
"other.html" => {
"type" => "text/html",
"data" => @attach2
}
}
}
@db.save_doc(@doc)
end
it "should save and be indicated" do
doc = @db.get("mydocwithattachment")
doc['_attachments']['test.html']['length'].should == @attach.length
doc['_attachments']['other.html']['length'].should == @attach2.length
end
it "should be there" do
attachment = @db.fetch_attachment("mydocwithattachment","test.html")
attachment.should == @attach
end
it "should be there" do
attachment = @db.fetch_attachment("mydocwithattachment","other.html")
attachment.should == @attach2
end
end
describe "DELETE an attachment directly from the database" do
before(:each) do
doc = {
'_id' => 'mydocwithattachment',
'_attachments' => {
'test.html' => {
'type' => 'text/html',
'data' => "<html><head><title>My Doc</title></head><body><p>Has words.</p></body></html>"
}
}
}
@db.save_doc(doc)
@doc = @db.get('mydocwithattachment')
end
it "should delete the attachment" do
lambda { @db.fetch_attachment('mydocwithattachment','test.html') }.should_not raise_error
@db.delete_attachment(@doc, "test.html")
lambda { @db.fetch_attachment('mydocwithattachment','test.html') }.should raise_error(RestClient::ResourceNotFound)
end
end
describe "POST document with attachment (with funky name)" do
before(:each) do
@attach = "<html><head><title>My Funky Doc</title></head><body><p>Has words.</p></body></html>"
@doc = {
"field" => ["some other value"],
"_attachments" => {
"http://example.com/stuff.cgi?things=and%20stuff" => {
"type" => "text/html",
"data" => @attach
}
}
}
@docid = @db.save_doc(@doc)['id']
end
it "should save and be indicated" do
doc = @db.get(@docid)
doc['_attachments']['http://example.com/stuff.cgi?things=and%20stuff']['length'].should == @attach.length
end
it "should be there" do
attachment = @db.fetch_attachment(@docid,"http://example.com/stuff.cgi?things=and%20stuff")
attachment.should == @attach
end
end
describe "PUT (new document with url id)" do
it "should create the document" do
@docid = "http://example.com/stuff.cgi?things=and%20stuff"
@db.save_doc({'_id' => @docid, 'will-exist' => 'here'})
lambda{@db.save_doc({'_id' => @docid})}.should raise_error(RestClient::Request::RequestFailed)
@db.get(@docid)['will-exist'].should == 'here'
end
end
describe "PUT (new document with id)" do
it "should start without the document" do
# r = @db.save_doc({'lemons' => 'from texas', 'and' => 'spain'})
@db.documents['rows'].each do |doc|
doc['id'].should_not == 'my-doc'
end
# should_not include({'_id' => 'my-doc'})
# this needs to be a loop over docs on content with the post
# or instead make it return something with a fancy <=> method
end
it "should create the document" do
@db.save_doc({'_id' => 'my-doc', 'will-exist' => 'here'})
lambda{@db.save_doc({'_id' => 'my-doc'})}.should raise_error(RestClient::Request::RequestFailed)
end
end
describe "PUT (existing document with rev)" do
before(:each) do
@db.save_doc({'_id' => 'my-doc', 'will-exist' => 'here'})
@doc = @db.get('my-doc')
@docid = "http://example.com/stuff.cgi?things=and%20stuff"
@db.save_doc({'_id' => @docid, 'now' => 'save'})
end
it "should start with the document" do
@doc['will-exist'].should == 'here'
@db.get(@docid)['now'].should == 'save'
end
it "should save with url id" do
doc = @db.get(@docid)
doc['yaml'] = ['json', 'word.']
@db.save_doc doc
@db.get(@docid)['yaml'].should == ['json', 'word.']
end
it "should fail to resave without the rev" do
@doc['them-keys'] = 'huge'
@doc['_rev'] = 'wrong'
# @db.save_doc(@doc)
lambda {@db.save_doc(@doc)}.should raise_error
end
it "should update the document" do
@doc['them-keys'] = 'huge'
@db.save_doc(@doc)
now = @db.get('my-doc')
now['them-keys'].should == 'huge'
end
end
describe "cached bulk save" do
it "stores documents in a database-specific cache" do
td = {"_id" => "btd1", "val" => "test"}
@db.save_doc(td, true)
@db.instance_variable_get("@bulk_save_cache").should == [td]
end
it "doesn't save to the database until the configured cache size is exceded" do
@db.bulk_save_cache_limit = 3
td1 = {"_id" => "td1", "val" => true}
td2 = {"_id" => "td2", "val" => 4}
@db.save_doc(td1, true)
@db.save_doc(td2, true)
lambda do
@db.get(td1["_id"])
end.should raise_error(RestClient::ResourceNotFound)
lambda do
@db.get(td2["_id"])
end.should raise_error(RestClient::ResourceNotFound)
td3 = {"_id" => "td3", "val" => "foo"}
@db.save_doc(td3, true)
@db.get(td1["_id"])["val"].should == td1["val"]
@db.get(td2["_id"])["val"].should == td2["val"]
@db.get(td3["_id"])["val"].should == td3["val"]
end
it "clears the bulk save cache the first time a non bulk save is requested" do
td1 = {"_id" => "blah", "val" => true}
td2 = {"_id" => "steve", "val" => 3}
@db.bulk_save_cache_limit = 50
@db.save_doc(td1, true)
lambda do
@db.get(td1["_id"])
end.should raise_error(RestClient::ResourceNotFound)
@db.save_doc(td2)
@db.get(td1["_id"])["val"].should == td1["val"]
@db.get(td2["_id"])["val"].should == td2["val"]
end
end
describe "DELETE existing document" do
before(:each) do
@r = @db.save_doc({'lemons' => 'from texas', 'and' => 'spain'})
@docid = "http://example.com/stuff.cgi?things=and%20stuff"
@db.save_doc({'_id' => @docid, 'will-exist' => 'here'})
end
it "should work" do
doc = @db.get(@r['id'])
doc['and'].should == 'spain'
@db.delete_doc doc
lambda{@db.get @r['id']}.should raise_error
end
it "should work with uri id" do
doc = @db.get(@docid)
@db.delete_doc doc
lambda{@db.get @docid}.should raise_error
end
it "should fail without an _id" do
lambda{@db.delete_doc({"not"=>"a real doc"})}.should raise_error(ArgumentError)
end
it "should defer actual deletion when using bulk save" do
doc = @db.get(@docid)
@db.delete_doc doc, true
lambda{@db.get @docid}.should_not raise_error
@db.bulk_save
lambda{@db.get @docid}.should raise_error
end
end
describe "COPY existing document" do
before :each do
@r = @db.save_doc({'artist' => 'Zappa', 'title' => 'Muffin Man'})
@docid = 'tracks/zappa/muffin-man'
@doc = @db.get(@r['id'])
end
describe "to a new location" do
it "should work" do
@db.copy_doc @doc, @docid
newdoc = @db.get(@docid)
newdoc['artist'].should == 'Zappa'
end
it "should fail without an _id" do
lambda{@db.copy({"not"=>"a real doc"})}.should raise_error(ArgumentError)
end
end
describe "to an existing location" do
before :each do
@db.save_doc({'_id' => @docid, 'will-exist' => 'here'})
end
it "should fail without a rev" do
lambda{@db.copy_doc @doc, @docid}.should raise_error(RestClient::RequestFailed)
end
it "should succeed with a rev" do
@to_be_overwritten = @db.get(@docid)
@db.copy_doc @doc, "#{@docid}?rev=#{@to_be_overwritten['_rev']}"
newdoc = @db.get(@docid)
newdoc['artist'].should == 'Zappa'
end
it "should succeed given the doc to overwrite" do
@to_be_overwritten = @db.get(@docid)
@db.copy_doc @doc, @to_be_overwritten
newdoc = @db.get(@docid)
newdoc['artist'].should == 'Zappa'
end
end
end
describe "MOVE existing document" do
before :each do
@r = @db.save_doc({'artist' => 'Zappa', 'title' => 'Muffin Man'})
@docid = 'tracks/zappa/muffin-man'
@doc = @db.get(@r['id'])
end
describe "to a new location" do
it "should work" do
@db.move_doc @doc, @docid
newdoc = @db.get(@docid)
newdoc['artist'].should == 'Zappa'
lambda {@db.get(@r['id'])}.should raise_error(RestClient::ResourceNotFound)
end
it "should fail without an _id or _rev" do
lambda{@db.move({"not"=>"a real doc"})}.should raise_error(ArgumentError)
lambda{@db.move({"_id"=>"not a real doc"})}.should raise_error(ArgumentError)
end
end
describe "to an existing location" do
before :each do
@db.save_doc({'_id' => @docid, 'will-exist' => 'here'})
end
it "should fail without a rev" do
lambda{@db.move_doc @doc, @docid}.should raise_error(RestClient::RequestFailed)
lambda{@db.get(@r['id'])}.should_not raise_error
end
it "should succeed with a rev" do
@to_be_overwritten = @db.get(@docid)
@db.move_doc @doc, "#{@docid}?rev=#{@to_be_overwritten['_rev']}"
newdoc = @db.get(@docid)
newdoc['artist'].should == 'Zappa'
lambda {@db.get(@r['id'])}.should raise_error(RestClient::ResourceNotFound)
end
it "should succeed given the doc to overwrite" do
@to_be_overwritten = @db.get(@docid)
@db.move_doc @doc, @to_be_overwritten
newdoc = @db.get(@docid)
newdoc['artist'].should == 'Zappa'
lambda {@db.get(@r['id'])}.should raise_error(RestClient::ResourceNotFound)
end
end
end
it "should list documents" do
5.times do
@db.save_doc({'another' => 'doc', 'will-exist' => 'anywhere'})
end
ds = @db.documents
ds['rows'].should be_an_instance_of(Array)
ds['rows'][0]['id'].should_not be_nil
ds['total_rows'].should == 5
end
describe "documents / _all_docs" do
before(:each) do
9.times do |i|
@db.save_doc({'_id' => "doc#{i}",'another' => 'doc', 'will-exist' => 'here'})
end
end
it "should list documents with keys and such" do
ds = @db.documents
ds['rows'].should be_an_instance_of(Array)
ds['rows'][0]['id'].should == "doc0"
ds['total_rows'].should == 9
end
it "should take query params" do
ds = @db.documents(:startkey => 'doc0', :endkey => 'doc3')
ds['rows'].length.should == 4
ds = @db.documents(:key => 'doc0')
ds['rows'].length.should == 1
end
it "should work with multi-key" do
rs = @db.documents :keys => ["doc0", "doc7"]
rs['rows'].length.should == 2
end
it "should work with include_docs" do
ds = @db.documents(:startkey => 'doc0', :endkey => 'doc3', :include_docs => true)
ds['rows'][0]['doc']['another'].should == "doc"
end
end
describe "compacting a database" do
it "should compact the database" do
db = @cr.database('couchrest-test')
# r =
db.compact!
# r['ok'].should == true
end
end
describe "deleting a database" do
it "should start with the test database" do
@cr.databases.should include('couchrest-test')
end
it "should delete the database" do
db = @cr.database('couchrest-test')
# r =
db.delete!
# r['ok'].should == true
@cr.databases.should_not include('couchrest-test')
end
end
describe "replicating a database" do
before do
@db.save_doc({'_id' => 'test_doc', 'some-value' => 'foo'})
@other_db = @cr.database 'couchrest-test-replication'
@other_db.delete! rescue nil
@other_db = @cr.create_db 'couchrest-test-replication'
end
describe "via pulling" do
before do
@other_db.replicate_from @db
end
it "contains the document from the original database" do
doc = @other_db.get('test_doc')
doc['some-value'].should == 'foo'
end
end
describe "via pushing" do
before do
@db.replicate_to @other_db
end
it "copies the document to the other database" do
doc = @other_db.get('test_doc')
doc['some-value'].should == 'foo'
end
end
end
describe "creating a database" do
before(:each) do
@db = @cr.database('couchrest-test-db_to_create')
@db.delete!
end
it "should just work fine" do
@cr.databases.should_not include('couchrest-test-db_to_create')
@db.create!
@cr.databases.should include('couchrest-test-db_to_create')
end
end
describe "recreating a database" do
before(:each) do
@db = @cr.database('couchrest-test-db_to_create')
@db2 = @cr.database('couchrest-test-db_to_recreate')
@cr.databases.include?(@db.name) ? nil : @db.create!
@cr.databases.include?(@db2.name) ? @db2.delete! : nil
end
it "should drop and recreate a database" do
@cr.databases.should include(@db.name)
@db.recreate!
@cr.databases.should include(@db.name)
end
it "should recreate a db even tho it doesn't exist" do
@cr.databases.should_not include(@db2.name)
@db2.recreate!
@cr.databases.should include(@db2.name)
end
end
end