couchrest_model/spec/unit/base_spec.rb

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# encoding: utf-8
require "spec_helper"
describe "Model Base" do
before(:each) do
@obj = WithDefaultValues.new
end
describe "instance database connection" do
it "should use the default database" do
@obj.database.name.should == 'couchrest-model-test'
end
it "should override the default db" do
@obj.database = TEST_SERVER.database!('couchrest-extendedmodel-test')
@obj.database.name.should == 'couchrest-extendedmodel-test'
@obj.database.delete!
end
end
describe "a new model" do
it "should be a new document" do
@obj = Basic.new
@obj.rev.should be_nil
@obj.should be_new
@obj.should be_new_document
@obj.should be_new_record
end
it "should not fail with nil argument" do
@obj = Basic.new(nil)
@obj.should_not be_nil
end
it "should allow the database to be set" do
@obj = Basic.new(nil, :database => 'database')
@obj.database.should eql('database')
end
it "should support initialization block" do
@obj = Basic.new {|b| b.database = 'database'}
@obj.database.should eql('database')
end
it "should only set defined properties" do
@doc = WithDefaultValues.new(:name => 'test', :foo => 'bar')
@doc['name'].should eql('test')
@doc['foo'].should be_nil
end
it "should set all properties with :directly_set_attributes option" do
@doc = WithDefaultValues.new({:name => 'test', :foo => 'bar'}, :directly_set_attributes => true)
@doc['name'].should eql('test')
@doc['foo'].should eql('bar')
end
it "should set the model type" do
@doc = WithDefaultValues.new()
@doc[WithDefaultValues.model_type_key].should eql('WithDefaultValues')
end
it "should call after_initialize method if available" do
@doc = WithAfterInitializeMethod.new
@doc['some_value'].should eql('value')
end
it "should call after_initialize after block" do
@doc = WithAfterInitializeMethod.new {|d| d.some_value = "foo"}
@doc['some_value'].should eql('foo')
end
end
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describe "ActiveModel compatability Basic" do
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before(:each) do
@obj = Basic.new(nil)
end
describe "#to_key" do
context "when the document is new" do
it "returns nil" do
@obj.to_key.should be_nil
end
end
context "when the document is not new" do
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it "returns id in an array" do
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@obj.save
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@obj.to_key.should eql([@obj['_id']])
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end
end
end
describe "#to_param" do
context "when the document is new" do
it "returns nil" do
@obj.to_param.should be_nil
end
end
context "when the document is not new" do
it "returns id" do
@obj.save
@obj.to_param.should eql(@obj['_id'])
end
end
end
describe "#persisted?" do
context "when the document is new" do
it "returns false" do
@obj.persisted?.should be_false
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end
end
context "when the document is not new" do
it "returns id" do
@obj.save
@obj.persisted?.should be_true
end
end
context "when the document is destroyed" do
it "returns false" do
@obj.save
@obj.destroy
@obj.persisted?.should be_false
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end
end
end
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describe "#model_name" do
it "returns the name of the model" do
@obj.class.model_name.should eql('Basic')
WithDefaultValues.model_name.human.should eql("With default values")
end
end
describe "#destroyed?" do
it "should be present" do
@obj.should respond_to(:destroyed?)
end
it "should return false with new object" do
@obj.destroyed?.should be_false
end
it "should return true after destroy" do
@obj.save
@obj.destroy
@obj.destroyed?.should be_true
end
end
end
describe "comparisons" do
describe "#==" do
context "on saved document" do
it "should be true on same document" do
p = Project.create
p.should eql(p)
end
it "should be true after loading" do
p = Project.create
p.should eql(Project.get(p.id))
end
it "should not be true if databases do not match" do
p = Project.create
p2 = p.dup
p2.stub!(:database).and_return('other')
p.should_not eql(p2)
end
it "should always be false if one document not saved" do
p = Project.create(:name => 'test')
o = Project.new(:name => 'test')
p.should_not eql(o)
end
end
context "with new documents" do
it "should be true when attributes match" do
p = Project.new(:name => 'test')
o = Project.new(:name => 'test')
p.should eql(o)
end
it "should not be true when attributes don't match" do
p = Project.new(:name => 'test')
o = Project.new(:name => 'testing')
p.should_not eql(o)
end
end
end
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end
describe "update attributes without saving" do
before(:each) do
a = Article.get "big-bad-danger" rescue nil
a.destroy if a
@art = Article.new(:title => "big bad danger")
@art.save
end
it "should work for attribute= methods" do
@art['title'].should == "big bad danger"
@art.update_attributes_without_saving('date' => Time.now, :title => "super danger")
@art['title'].should == "super danger"
end
it "should silently ignore _id" do
@art.update_attributes_without_saving('_id' => 'foobar')
@art['_id'].should_not == 'foobar'
end
it "should silently ignore _rev" do
@art.update_attributes_without_saving('_rev' => 'foobar')
@art['_rev'].should_not == 'foobar'
end
it "should silently ignore created_at" do
@art.update_attributes_without_saving('created_at' => 'foobar')
@art['created_at'].should_not == 'foobar'
end
it "should silently ignore updated_at" do
@art.update_attributes_without_saving('updated_at' => 'foobar')
@art['updated_at'].should_not == 'foobar'
end
it "should also work using attributes= alias" do
@art.respond_to?(:attributes=).should be_true
@art.attributes = {'date' => Time.now, :title => "something else"}
@art['title'].should == "something else"
end
it "should not flip out if an attribute= method is missing and ignore it" do
lambda {
@art.update_attributes_without_saving('slug' => "new-slug", :title => "super danger")
}.should_not raise_error
@art.slug.should == "big-bad-danger"
end
#it "should not change other attributes if there is an error" do
# lambda {
# @art.update_attributes_without_saving('slug' => "new-slug", :title => "super danger")
# }.should raise_error
# @art['title'].should == "big bad danger"
#end
end
describe "update attributes" do
before(:each) do
a = Article.get "big-bad-danger" rescue nil
a.destroy if a
@art = Article.new(:title => "big bad danger")
@art.save
end
it "should save" do
@art['title'].should == "big bad danger"
@art.update_attributes('date' => Time.now, :title => "super danger")
loaded = Article.get(@art.id)
loaded['title'].should == "super danger"
end
end
describe "with default" do
it "should have the default value set at initalization" do
@obj.preset.should == {:right => 10, :top_align => false}
end
it "should have the default false value explicitly assigned" do
@obj.default_false.should == false
end
it "should automatically call a proc default at initialization" do
@obj.set_by_proc.should be_an_instance_of(Time)
@obj.set_by_proc.should == @obj.set_by_proc
@obj.set_by_proc.should < Time.now
end
it "should let you overwrite the default values" do
obj = WithDefaultValues.new(:preset => 'test')
obj.preset = 'test'
end
it "should keep default values for new instances" do
obj = WithDefaultValues.new
obj.preset[:alpha] = 123
obj.preset.should == {:right => 10, :top_align => false, :alpha => 123}
another = WithDefaultValues.new
another.preset.should == {:right => 10, :top_align => false}
end
it "should work with a default empty array" do
obj = WithDefaultValues.new(:tags => ['spec'])
obj.tags.should == ['spec']
end
it "should set default value of read-only property" do
obj = WithDefaultValues.new
obj.read_only_with_default.should == 'generic'
end
end
describe "simplified way of setting property types" do
it "should set defaults" do
obj = WithSimplePropertyType.new
obj.preset.should eql('none')
end
it "should handle arrays" do
obj = WithSimplePropertyType.new(:tags => ['spec'])
obj.tags.should == ['spec']
end
end
describe "a doc with template values (CR::Model spec)" do
before(:all) do
WithTemplateAndUniqueID.all.map{|o| o.destroy}
WithTemplateAndUniqueID.database.bulk_delete
@tmpl = WithTemplateAndUniqueID.new
@tmpl2 = WithTemplateAndUniqueID.new(:preset => 'not_value', 'slug' => '1')
end
it "should have fields set when new" do
@tmpl.preset.should == 'value'
end
it "shouldn't override explicitly set values" do
@tmpl2.preset.should == 'not_value'
end
it "shouldn't override existing documents" do
@tmpl2.save
tmpl2_reloaded = WithTemplateAndUniqueID.get(@tmpl2.id)
@tmpl2.preset.should == 'not_value'
tmpl2_reloaded.preset.should == 'not_value'
end
end
describe "finding all instances of a model" do
before(:all) do
WithTemplateAndUniqueID.all.map{|o| o.destroy}
WithTemplateAndUniqueID.database.bulk_delete
WithTemplateAndUniqueID.new('slug' => '1').save
WithTemplateAndUniqueID.new('slug' => '2').save
WithTemplateAndUniqueID.new('slug' => '3').save
WithTemplateAndUniqueID.new('slug' => '4').save
end
it "should find all" do
rs = WithTemplateAndUniqueID.all
rs.length.should == 4
end
end
describe "counting all instances of a model" do
before(:each) do
@db = reset_test_db!
end
it ".count should return 0 if there are no docuemtns" do
WithTemplateAndUniqueID.count.should == 0
end
it ".count should return the number of documents" do
WithTemplateAndUniqueID.new('slug' => '1').save
WithTemplateAndUniqueID.new('slug' => '2').save
WithTemplateAndUniqueID.new('slug' => '3').save
WithTemplateAndUniqueID.count.should == 3
end
end
describe "finding the first instance of a model" do
before(:each) do
@db = reset_test_db!
WithTemplateAndUniqueID.new('slug' => '1').save
WithTemplateAndUniqueID.new('slug' => '2').save
WithTemplateAndUniqueID.new('slug' => '3').save
WithTemplateAndUniqueID.new('slug' => '4').save
end
it "should find first" do
rs = WithTemplateAndUniqueID.first
rs['slug'].should == "1"
end
it "should return nil if no instances are found" do
WithTemplateAndUniqueID.all.each {|obj| obj.destroy }
WithTemplateAndUniqueID.first.should be_nil
end
end
describe "getting a model with a subobject field" do
before(:all) do
course_doc = {
"title" => "Metaphysics 410",
"professor" => {
"name" => ["Mark", "Hinchliff"]
},
"ends_at" => "2008/12/19 13:00:00 +0800"
}
r = Course.database.save_doc course_doc
@course = Course.get r['id']
end
it "should load the course" do
@course["professor"]["name"][1].should == "Hinchliff"
end
it "should instantiate the professor as a person" do
@course['professor'].last_name.should == "Hinchliff"
end
it "should instantiate the ends_at as a Time" do
@course['ends_at'].should == Time.parse("2008/12/19 13:00:00 +0800")
end
end
describe "timestamping" do
before(:each) do
oldart = Article.get "saving-this" rescue nil
oldart.destroy if oldart
@art = Article.new(:title => "Saving this")
@art.save
end
it "should define the updated_at and created_at getters and set the values" do
@obj.save
obj = WithDefaultValues.get(@obj.id)
obj.should be_an_instance_of(WithDefaultValues)
obj.created_at.should be_an_instance_of(Time)
obj.updated_at.should be_an_instance_of(Time)
obj.created_at.to_s.should == @obj.updated_at.to_s
end
it "should not change created_at on update" do
2.times do
lambda do
@art.save
end.should_not change(@art, :created_at)
end
end
it "should set the time on create" do
(Time.now - @art.created_at).should < 2
foundart = Article.get @art.id
foundart.created_at.should == foundart.updated_at
end
it "should set the time on update" do
@art.title = "new title" # only saved if @art.changed? == true
@art.save
@art.created_at.should < @art.updated_at
end
end
describe "getter and setter methods" do
it "should try to call the arg= method before setting :arg in the hash" do
@doc = WithGetterAndSetterMethods.new(:arg => "foo")
@doc['arg'].should be_nil
@doc[:arg].should be_nil
@doc.other_arg.should == "foo-foo"
end
end
describe "recursive validation on a model" do
before :each do
reset_test_db!
@cat = Cat.new(:name => 'Sockington')
end
it "should not save if a nested casted model is invalid" do
@cat.favorite_toy = CatToy.new
@cat.should_not be_valid
@cat.save.should be_false
lambda{@cat.save!}.should raise_error
end
it "should save when nested casted model is valid" do
@cat.favorite_toy = CatToy.new(:name => 'Squeaky')
@cat.should be_valid
@cat.save.should be_true
lambda{@cat.save!}.should_not raise_error
end
it "should not save when nested collection contains an invalid casted model" do
@cat.toys = [CatToy.new(:name => 'Feather'), CatToy.new]
@cat.should_not be_valid
@cat.save.should be_false
lambda{@cat.save!}.should raise_error
end
it "should save when nested collection contains valid casted models" do
@cat.toys = [CatToy.new(:name => 'feather'), CatToy.new(:name => 'ball-o-twine')]
@cat.should be_valid
@cat.save.should be_true
lambda{@cat.save!}.should_not raise_error
end
it "should not fail if the nested casted model doesn't have validation" do
Cat.property :trainer, Person
Cat.validates_presence_of :name
cat = Cat.new(:name => 'Mr Bigglesworth')
cat.trainer = Person.new
cat.should be_valid
cat.save.should be_true
end
end
describe "searching the contents of a model" do
before :each do
@db = reset_test_db!
names = ["Fuzzy", "Whiskers", "Mr Bigglesworth", "Sockington", "Smitty", "Sammy", "Samson", "Simon"]
names.each { |name| Cat.create(:name => name) }
search_function = { 'defaults' => {'store' => 'no', 'index' => 'analyzed_no_norms'},
'index' => "function(doc) { ret = new Document(); ret.add(doc['name'], {'field':'name'}); return ret; }" }
@db.save_doc({'_id' => '_design/search', 'fulltext' => {'cats' => search_function}})
end
it "should be able to paginate through a large set of search results" do
if couchdb_lucene_available?
names = []
Cat.paginated_each(:design_doc => "search", :view_name => "cats",
:q => 'name:S*', :search => true, :include_docs => true, :per_page => 3) do |cat|
cat.should_not be_nil
names << cat.name
end
names.size.should == 5
names.should include('Sockington')
names.should include('Smitty')
names.should include('Sammy')
names.should include('Samson')
names.should include('Simon')
end
end
end
end