368 lines
11 KiB
Ruby
368 lines
11 KiB
Ruby
require "spec_helper"
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describe CouchRest::Model::Views do
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class Unattached < CouchRest::Model::Base
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property :title
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property :questions
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property :professor
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view_by :title
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# Force the database to always be nil
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def self.database
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nil
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end
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end
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describe "ClassMethods" do
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# NOTE! Add more unit tests!
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describe "#view" do
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it "should not alter original query" do
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options = { :database => DB }
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view = Article.view('by_date', options)
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options[:database].should eql(DB)
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end
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end
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describe "#has_view?" do
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it "should check the design doc" do
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Article.design_doc.should_receive(:has_view?).with(:test).and_return(true)
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Article.has_view?(:test).should be_true
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end
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end
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describe "#can_reduce_view?" do
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it "should check if view has a reduce method" do
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Article.design_doc.should_receive(:can_reduce_view?).with(:test).and_return(true)
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Article.can_reduce_view?(:test).should be_true
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end
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end
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end
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describe "a model with simple views and a default param" do
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before(:all) do
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Article.all.map{|a| a.destroy(true)}
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Article.database.bulk_delete
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written_at = Time.now - 24 * 3600 * 7
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@titles = ["this and that", "also interesting", "more fun", "some junk"]
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@titles.each do |title|
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a = Article.new(:title => title)
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a.date = written_at
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a.save
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written_at += 24 * 3600
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end
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end
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it "should return the matching raw view result" do
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view = Article.by_date :raw => true
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view['rows'].length.should == 4
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end
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it "should not include non-Articles" do
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Article.database.save_doc({"date" => 1})
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view = Article.by_date :raw => true
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view['rows'].length.should == 4
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end
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it "should return the matching objects (with default argument :descending => true)" do
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articles = Article.by_date
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articles.collect{|a|a.title}.should == @titles.reverse
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end
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it "should allow you to override default args" do
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articles = Article.by_date :descending => false
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articles.collect{|a|a.title}.should == @titles
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end
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it "should allow you to create a new view on the fly" do
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lambda{Article.by_title}.should raise_error
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Article.view_by :title
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lambda{Article.by_title}.should_not raise_error
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end
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end
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describe "another model with a simple view" do
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before(:all) do
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reset_test_db!
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%w{aaa bbb ddd eee}.each do |title|
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Course.new(:title => title).save
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end
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end
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it "should make the design doc upon first query" do
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Course.by_title
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doc = Course.design_doc
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doc['views']['all']['map'].should include('Course')
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end
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it "should can query via view" do
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# register methods with method-missing, for local dispatch. method
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# missing lookup table, no heuristics.
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view = Course.view :by_title
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designed = Course.by_title
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view.should == designed
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end
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it "should get them" do
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rs = Course.by_title
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rs.length.should == 4
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end
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it "should yield" do
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courses = []
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Course.view(:by_title) do |course|
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courses << course
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end
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courses[0]["doc"]["title"].should =='aaa'
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end
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it "should yield with by_key method" do
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courses = []
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Course.by_title do |course|
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courses << course
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end
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courses[0]["doc"]["title"].should =='aaa'
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end
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end
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describe "find a single item using a view" do
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before(:all) do
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reset_test_db!
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%w{aaa bbb ddd eee}.each do |title|
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Course.new(:title => title, :active => (title == 'bbb')).save
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end
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end
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it "should return single matched record with find helper" do
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course = Course.find_by_title('bbb')
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course.should_not be_nil
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course.title.should eql('bbb') # Ensure really is a Course!
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end
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it "should return nil if not found" do
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course = Course.find_by_title('fff')
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course.should be_nil
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end
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it "should peform search on view with two properties" do
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course = Course.find_by_title_and_active(['bbb', true])
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course.should_not be_nil
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course.title.should eql('bbb') # Ensure really is a Course!
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end
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it "should return nil if not found" do
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course = Course.find_by_title_and_active(['bbb', false])
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course.should be_nil
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end
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it "should raise exception if view not present" do
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lambda { Course.find_by_foobar('123') }.should raise_error(NoMethodError)
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end
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it "should perform a search directly with specific key" do
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course = Course.first_from_view('by_title', 'bbb')
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course.title.should eql('bbb')
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end
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it "should perform a search directly with specific key with options" do
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course = Course.first_from_view('by_title', 'bbb', :reverse => true)
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course.title.should eql('bbb')
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end
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it "should perform a search directly with range" do
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course = Course.first_from_view('by_title', :startkey => 'bbb', :endkey => 'eee')
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course.title.should eql('bbb')
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end
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it "should perform a search for first when reduce method present" do
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course = Course.first_from_view('by_active')
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course.should_not be_nil
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end
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end
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describe "#method_missing for find_by methods" do
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before(:all) { reset_test_db! }
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specify { Course.should respond_to :find_by_title_and_active }
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specify { Course.should respond_to :by_title }
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specify "#method should work in ruby 1.9, but not 1.8" do
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if RUBY_VERSION >= "1.9"
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Course.method(:find_by_title_and_active).should be_a Method
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else
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expect { Course.method(:find_by_title_and_active) }.to raise_error(NameError)
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end
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end
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end
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describe "a ducktype view" do
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before(:all) do
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reset_test_db!
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@id = DB.save_doc({:dept => true})['id']
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end
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it "should setup" do
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duck = Course.get(@id) # from a different db
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duck["dept"].should == true
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end
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it "should make the design doc" do
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@as = Course.by_dept
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@doc = Course.design_doc
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@doc["views"]["by_dept"]["map"].should_not include("couchrest")
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end
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it "should not look for class" do
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@as = Course.by_dept
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@as[0]['_id'].should == @id
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end
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end
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describe "a model class with database provided manually" do
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before(:all) do
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reset_test_db!
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@db = DB
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%w{aaa bbb ddd eee}.each do |title|
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u = Unattached.new(:title => title)
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u.database = @db
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u.save
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@first_id ||= u.id
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end
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end
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it "should barf on all if no database given" do
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lambda{Unattached.all}.should raise_error
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end
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it "should query all" do
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rs = Unattached.all :database => @db
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rs.length.should == 4
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end
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it "should barf on query if no database given" do
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lambda{Unattached.view :by_title}.should raise_error
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end
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it "should make the design doc upon first query" do
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Unattached.by_title :database => @db
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doc = Unattached.design_doc
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doc['views']['all']['map'].should include('Unattached')
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end
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it "should merge query params" do
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rs = Unattached.by_title :database=>@db, :startkey=>"bbb", :endkey=>"eee"
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rs.length.should == 3
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end
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it "should query via view" do
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view = Unattached.view :by_title, :database=>@db
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designed = Unattached.by_title :database=>@db
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view.should == designed
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end
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it "should yield" do
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things = []
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Unattached.view(:by_title, :database=>@db) do |thing|
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things << thing
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end
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things[0]["doc"]["title"].should =='aaa'
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end
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it "should yield with by_key method" do
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things = []
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Unattached.by_title(:database=>@db) do |thing|
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things << thing
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end
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things[0]["doc"]["title"].should =='aaa'
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end
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it "should return nil on get if no database given" do
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Unattached.get("aaa").should be_nil
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end
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it "should barf on get! if no database given" do
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lambda{Unattached.get!("aaa")}.should raise_error
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end
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it "should get from specific database" do
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u = Unattached.get(@first_id, @db)
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u.title.should == "aaa"
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end
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it "should barf on first if no database given" do
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lambda{Unattached.first}.should raise_error
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end
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it "should get first" do
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u = Unattached.first :database=>@db
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u.title.should =~ /\A...\z/
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end
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it "should get last" do
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u = Unattached.last :database=>@db
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u.title.should == "aaa"
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end
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end
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describe "a model with a compound key view" do
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before(:all) do
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Article.by_user_id_and_date.each{|a| a.destroy(true)}
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Article.database.bulk_delete
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written_at = Time.now - 24 * 3600 * 7
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@titles = ["uniq one", "even more interesting", "less fun", "not junk"]
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@user_ids = ["quentin", "aaron"]
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@titles.each_with_index do |title,i|
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u = i % 2
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a = Article.new(:title => title, :user_id => @user_ids[u])
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a.date = written_at
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a.save
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written_at += 24 * 3600
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end
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end
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it "should create the design doc" do
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Article.by_user_id_and_date rescue nil
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doc = Article.design_doc
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doc['views']['by_date'].should_not be_nil
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end
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it "should sort correctly" do
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articles = Article.by_user_id_and_date
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articles.collect{|a|a['user_id']}.should == ['aaron', 'aaron', 'quentin',
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'quentin']
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articles[1].title.should == 'not junk'
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end
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it "should be queryable with couchrest options" do
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articles = Article.by_user_id_and_date :limit => 1, :startkey => 'quentin'
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articles.length.should == 1
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articles[0].title.should == "even more interesting"
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end
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end
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describe "with a custom view" do
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before(:all) do
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@titles = ["very uniq one", "even less interesting", "some fun",
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"really junk", "crazy bob"]
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@tags = ["cool", "lame"]
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@titles.each_with_index do |title,i|
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u = i % 2
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a = Article.new(:title => title, :tags => [@tags[u]])
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a.save
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end
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end
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it "should be available raw" do
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view = Article.by_tags :raw => true
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view['rows'].length.should == 5
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end
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it "should be default to :reduce => false" do
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ars = Article.by_tags
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ars.first.tags.first.should == 'cool'
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end
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it "should be raw when reduce is true" do
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view = Article.by_tags :reduce => true, :group => true
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view['rows'].find{|r|r['key'] == 'cool'}['value'].should == 3
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end
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end
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# TODO: moved to Design, delete
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describe "adding a view" do
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before(:each) do
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reset_test_db!
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Article.by_date
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@original_doc_rev = Article.stored_design_doc['_rev']
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@design_docs = Article.database.documents :startkey => "_design/", :endkey => "_design/\u9999"
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end
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it "should not create a design doc on view definition" do
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Article.view_by :created_at
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newdocs = Article.database.documents :startkey => "_design/", :endkey => "_design/\u9999"
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newdocs["rows"].length.should == @design_docs["rows"].length
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end
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it "should create a new version of the design document on view access" do
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Article.view_by :updated_at
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Article.by_updated_at
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@original_doc_rev.should_not == Article.stored_design_doc['_rev']
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Article.design_doc["views"].keys.should include("by_updated_at")
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end
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end
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end
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