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fulltext_spec.rb
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fulltext_spec.rb
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require 'spec_helper'
module Mongoid
describe FullTextSearch do
context "with several config options defined" do
let!(:abcdef) { AdvancedArtwork.create(:title => 'abcdefg hijklmn') }
let!(:cesar) { AccentlessArtwork.create(:title => "C\u00e9sar Galicia") }
let!(:julio) { AccentlessArtwork.create(:title => "Julio Cesar Morales") }
it "should recognize all options" do
# AdvancedArtwork is defined with an ngram_width of 4 and a different alphabet (abcdefg)
AdvancedArtwork.fulltext_search('abc').should == []
AdvancedArtwork.fulltext_search('abcd').first.should == abcdef
AdvancedArtwork.fulltext_search('defg').first.should == abcdef
AdvancedArtwork.fulltext_search('hijklmn').should == []
# AccentlessArtwork is just like BasicArtwork, except that we set :remove_accents to false,
# so this behaves like the ``old'' version of fulltext_search
AccentlessArtwork.fulltext_search("cesar").first.should == julio
end
end
context "with default settings" do
let!(:flower_myth) { BasicArtwork.create(:title => 'Flower Myth') }
let!(:flowers) { BasicArtwork.create(:title => 'Flowers') }
let!(:lowered) { BasicArtwork.create(:title => 'Lowered') }
let!(:cookies) { BasicArtwork.create(:title => 'Cookies') }
let!(:empty) { BasicArtwork.create(:title => '') }
let!(:cesar) { BasicArtwork.create(:title => "C\u00e9sar Galicia") }
let!(:julio) { BasicArtwork.create(:title => "Julio Cesar Morales") }
let!(:csar) { BasicArtwork.create(:title => "Csar") }
it "forgets accents" do
BasicArtwork.fulltext_search('cesar', :max_results => 1).first.should == cesar
BasicArtwork.fulltext_search('cesar g', :max_results => 1).first.should == cesar
BasicArtwork.fulltext_search("C\u00e9sar", :max_results => 1).first.should == cesar
BasicArtwork.fulltext_search("C\303\251sar", :max_results => 1).first.should == cesar
BasicArtwork.fulltext_search("c%C3%A9sar".encode("ASCII-8BIT"), :max_results => 1).first.should == cesar
end
it "returns exact matches" do
BasicArtwork.fulltext_search('Flower Myth', :max_results => 1).first.should == flower_myth
BasicArtwork.fulltext_search('Flowers', :max_results => 1).first.should == flowers
BasicArtwork.fulltext_search('Cookies', :max_results => 1).first.should == cookies
BasicArtwork.fulltext_search('Lowered', :max_results => 1).first.should == lowered
end
it "returns exact matches regardless of case" do
BasicArtwork.fulltext_search('fLOWER mYTH', :max_results => 1).first.should == flower_myth
BasicArtwork.fulltext_search('FLOWERS', :max_results => 1).first.should == flowers
BasicArtwork.fulltext_search('cOOkies', :max_results => 1).first.should == cookies
BasicArtwork.fulltext_search('lOWERED', :max_results => 1).first.should == lowered
end
it "returns all relevant results, sorted by relevance" do
BasicArtwork.fulltext_search('Flowers').should == [flowers, flower_myth, lowered]
end
it "prefers prefix matches" do
[flowers, flower_myth].should include(BasicArtwork.fulltext_search('Floweockies').first)
BasicArtwork.fulltext_search('Lowers').first.should == lowered
BasicArtwork.fulltext_search('Cookilowers').first.should == cookies
end
it "returns an empty result set for an empty query" do
BasicArtwork.fulltext_search('').empty?.should be_true
end
it "returns an empty result set for a query that doesn't contain any characters in the alphabet" do
BasicArtwork.fulltext_search('_+=--@!##%#$%%').empty?.should be_true
end
it "returns results for a query that contains only a single ngram" do
BasicArtwork.fulltext_search('coo').first.should == cookies
BasicArtwork.fulltext_search('c!!!oo').first.should == cookies
end
end
context "with default settings" do
let!(:flower_myth) { Gallery::BasicArtwork.create(:title => 'Flower Myth') }
let!(:flowers) { Gallery::BasicArtwork.create(:title => 'Flowers') }
let!(:lowered) { Gallery::BasicArtwork.create(:title => 'Lowered') }
let!(:cookies) { Gallery::BasicArtwork.create(:title => 'Cookies') }
let!(:empty) { Gallery::BasicArtwork.create(:title => '') }
it "returns exact matches for model within a module" do
Gallery::BasicArtwork.fulltext_search('Flower Myth', :max_results => 1).first.should == flower_myth
Gallery::BasicArtwork.fulltext_search('Flowers', :max_results => 1).first.should == flowers
Gallery::BasicArtwork.fulltext_search('Cookies', :max_results => 1).first.should == cookies
Gallery::BasicArtwork.fulltext_search('Lowered', :max_results => 1).first.should == lowered
end
end
context "with default settings" do
let!(:yellow) { BasicArtwork.create(:title => 'Yellow') }
let!(:yellow_leaves_2) { BasicArtwork.create(:title => 'Yellow Leaves 2') }
let!(:yellow_leaves_3) { BasicArtwork.create(:title => 'Yellow Leaves 3') }
let!(:yellow_leaves_20) { BasicArtwork.create(:title => 'Yellow Leaves 20') }
let!(:yellow_cup) { BasicArtwork.create(:title => 'Yellow Cup') }
it "prefers the best prefix that matches a given string" do
BasicArtwork.fulltext_search('yellow').first.should == yellow
BasicArtwork.fulltext_search('yellow leaves', :max_results => 3).sort_by{ |x| x.title }.should == \
[yellow_leaves_2, yellow_leaves_3, yellow_leaves_20].sort_by{ |x| x.title }
BasicArtwork.fulltext_search('yellow cup').first.should == yellow_cup
end
end
context "with default settings" do
let!(:monet) { BasicArtwork.create(:title => 'claude monet') }
let!(:one_month_weather_permitting) { BasicArtwork.create(:title => 'one month weather permitting monday') }
it "finds better matches within exact strings" do
BasicArtwork.fulltext_search('monet').first.should == monet
end
end
context "with default settings" do
let!(:abc) { BasicArtwork.create(:title => "abc") }
let!(:abcd) { BasicArtwork.create(:title => "abcd") }
let!(:abcde) { BasicArtwork.create(:title => "abcde") }
let!(:abcdef) { BasicArtwork.create(:title => "abcdef") }
let!(:abcdefg) { BasicArtwork.create(:title => "abcdefg") }
let!(:abcdefgh) { BasicArtwork.create(:title => "abcdefgh") }
it "returns exact matches from a list of similar prefixes" do
BasicArtwork.fulltext_search('abc').first.should == abc
BasicArtwork.fulltext_search('abcd').first.should == abcd
BasicArtwork.fulltext_search('abcde').first.should == abcde
BasicArtwork.fulltext_search('abcdef').first.should == abcdef
BasicArtwork.fulltext_search('abcdefg').first.should == abcdefg
BasicArtwork.fulltext_search('abcdefgh').first.should == abcdefgh
end
end
context "with an index name specified" do
let!(:pablo_picasso) { ExternalArtist.create(:full_name => 'Pablo Picasso') }
let!(:portrait_of_picasso) { ExternalArtwork.create(:title => 'Portrait of Picasso') }
let!(:andy_warhol) { ExternalArtist.create(:full_name => 'Andy Warhol') }
let!(:warhol) { ExternalArtwork.create(:title => 'Warhol') }
let!(:empty) { ExternalArtwork.create(:title => '') }
it "returns results of different types from the same query" do
results = ExternalArtwork.fulltext_search('picasso', :max_results => 2).map{ |result| result }
results.member?(portrait_of_picasso).should be_true
results.member?(pablo_picasso).should be_true
results = ExternalArtist.fulltext_search('picasso', :max_results => 2).map{ |result| result }
results.member?(portrait_of_picasso).should be_true
results.member?(pablo_picasso).should be_true
end
it "returns exact matches" do
ExternalArtwork.fulltext_search('Pablo Picasso', :max_results => 1).first.should == pablo_picasso
ExternalArtwork.fulltext_search('Portrait of Picasso', :max_results => 1).first.should == portrait_of_picasso
ExternalArtwork.fulltext_search('Andy Warhol', :max_results => 1).first.should == andy_warhol
ExternalArtwork.fulltext_search('Warhol', :max_results => 1).first.should == warhol
ExternalArtist.fulltext_search('Pablo Picasso', :max_results => 1).first.should == pablo_picasso
ExternalArtist.fulltext_search('Portrait of Picasso', :max_results => 1).first.should == portrait_of_picasso
ExternalArtist.fulltext_search('Andy Warhol', :max_results => 1).first.should == andy_warhol
ExternalArtist.fulltext_search('Warhol', :max_results => 1).first.should == warhol
end
it "returns exact matches regardless of case" do
ExternalArtwork.fulltext_search('pABLO pICASSO', :max_results => 1).first.should == pablo_picasso
ExternalArtist.fulltext_search('PORTRAIT OF PICASSO', :max_results => 1).first.should == portrait_of_picasso
ExternalArtwork.fulltext_search('andy warhol', :max_results => 1).first.should == andy_warhol
ExternalArtwork.fulltext_search('wArHoL', :max_results => 1).first.should == warhol
end
it "returns all relevant results, sorted by relevance" do
ExternalArtist.fulltext_search('Pablo Picasso').should == [pablo_picasso, portrait_of_picasso]
ExternalArtwork.fulltext_search('Pablo Picasso').should == [pablo_picasso, portrait_of_picasso]
ExternalArtist.fulltext_search('Portrait of Picasso').should == [portrait_of_picasso, pablo_picasso]
ExternalArtwork.fulltext_search('Portrait of Picasso').should == [portrait_of_picasso, pablo_picasso]
ExternalArtist.fulltext_search('Andy Warhol').should == [andy_warhol, warhol]
ExternalArtwork.fulltext_search('Andy Warhol').should == [andy_warhol, warhol]
ExternalArtist.fulltext_search('Warhol').should == [warhol, andy_warhol]
ExternalArtwork.fulltext_search('Warhol').should == [warhol, andy_warhol]
end
it "prefers prefix matches" do
ExternalArtist.fulltext_search('PabloWarhol').first.should == pablo_picasso
ExternalArtist.fulltext_search('AndyPicasso').first.should == andy_warhol
end
it "returns an empty result set for an empty query" do
ExternalArtist.fulltext_search('').empty?.should be_true
end
it "returns an empty result set for a query that doesn't contain any characters in the alphabet" do
ExternalArtwork.fulltext_search('#$%!$#*%*').empty?.should be_true
end
it "returns results for a query that contains only a single ngram" do
ExternalArtist.fulltext_search('and').first.should == andy_warhol
end
end
context "with an index name specified" do
let!(:andy_warhol) { ExternalArtist.create(:full_name => 'Andy Warhol') }
let!(:warhol) { ExternalArtwork.create(:title => 'Warhol') }
it "doesn't blow up if garbage is in the index collection" do
ExternalArtist.fulltext_search('warhol').should == [warhol, andy_warhol]
index_collection = ExternalArtist.collection.db.collection(ExternalArtist.mongoid_fulltext_config.keys.first)
index_collection.update({'document_id' => warhol.id}, {'$set' => { 'document_id' => BSON::ObjectId.new }}, :multi => true)
# We should no longer be able to find warhol, but that shouldn't keep it from returning results
ExternalArtist.fulltext_search('warhol').should == [andy_warhol]
end
end
context "with an index name specified" do
let!(:pop) { ExternalArtwork.create(:title => 'Pop') }
let!(:pop_culture) { ExternalArtwork.create(:title => 'Pop Culture') }
let!(:contemporary_pop) { ExternalArtwork.create(:title => 'Contemporary Pop') }
let!(:david_poppie) { ExternalArtist.create(:full_name => 'David Poppie') }
let!(:kung_fu_lollipop) { ExternalArtwork.create(:title => 'Kung-Fu Lollipop') }
it "prefers the best prefix that matches a given string" do
ExternalArtwork.fulltext_search('pop').first.should == pop
ExternalArtwork.fulltext_search('poppie').first.should == david_poppie
ExternalArtwork.fulltext_search('pop cult').first.should == pop_culture
ExternalArtwork.fulltext_search('pop', :max_results => 5)[4].should == kung_fu_lollipop
end
end
context "with an index name specified" do
let!(:abc) { ExternalArtwork.create(:title => "abc") }
let!(:abcd) { ExternalArtwork.create(:title => "abcd") }
let!(:abcde) { ExternalArtwork.create(:title => "abcde") }
let!(:abcdef) { ExternalArtwork.create(:title => "abcdef") }
let!(:abcdefg) { ExternalArtwork.create(:title => "abcdefg") }
let!(:abcdefgh) { ExternalArtwork.create(:title => "abcdefgh") }
it "returns exact matches from a list of similar prefixes" do
ExternalArtwork.fulltext_search('abc').first.should == abc
ExternalArtwork.fulltext_search('abcd').first.should == abcd
ExternalArtwork.fulltext_search('abcde').first.should == abcde
ExternalArtwork.fulltext_search('abcdef').first.should == abcdef
ExternalArtwork.fulltext_search('abcdefg').first.should == abcdefg
ExternalArtwork.fulltext_search('abcdefgh').first.should == abcdefgh
end
end
context "with an index name specified" do
it "cleans up item from the index after they're destroyed" do
foobar = ExternalArtwork.create(:title => "foobar")
barfoo = ExternalArtwork.create(:title => "barfoo")
ExternalArtwork.fulltext_search('foobar').should == [foobar, barfoo]
foobar.destroy
ExternalArtwork.fulltext_search('foobar').should == [barfoo]
barfoo.destroy
ExternalArtwork.fulltext_search('foobar').should == []
end
end
context "with an index name specified and no fields provided to index" do
let!(:big_bang) { ExternalArtworkNoFieldsSupplied.create(:title => 'Big Bang', :artist => 'David Poppie', :year => '2009') }
it "indexes the string returned by to_s" do
ExternalArtworkNoFieldsSupplied.fulltext_search('big bang').first.should == big_bang
ExternalArtworkNoFieldsSupplied.fulltext_search('poppie').first.should == big_bang
ExternalArtworkNoFieldsSupplied.fulltext_search('2009').first.should == big_bang
end
end
context "with multiple indexes defined" do
let!(:pop) { MultiExternalArtwork.create(:title => 'Pop', :year => '1970', :artist => 'Joe Schmoe') }
let!(:pop_culture) { MultiExternalArtwork.create(:title => 'Pop Culture', :year => '1977', :artist => 'Jim Schmoe') }
let!(:contemporary_pop) { MultiExternalArtwork.create(:title => 'Contemporary Pop', :year => '1800', :artist => 'Bill Schmoe') }
let!(:kung_fu_lollipop) { MultiExternalArtwork.create(:title => 'Kung-Fu Lollipop', :year => '2006', :artist => 'Michael Anderson') }
it "allows searches to hit a particular index" do
title_results = MultiExternalArtwork.fulltext_search('pop', :index => 'mongoid_fulltext.titles').sort_by{ |x| x.title }
title_results.should == [pop, pop_culture, contemporary_pop, kung_fu_lollipop].sort_by{ |x| x.title }
year_results = MultiExternalArtwork.fulltext_search('197', :index => 'mongoid_fulltext.years').sort_by{ |x| x.title }
year_results.should == [pop, pop_culture].sort_by{ |x| x.title }
all_results = MultiExternalArtwork.fulltext_search('1800 and', :index => 'mongoid_fulltext.all').sort_by{ |x| x.title }
all_results.should == [contemporary_pop, kung_fu_lollipop].sort_by{ |x| x.title }
end
it "should raise an error if you don't specify which index to search with" do
lambda { MultiExternalArtwork.fulltext_search('foobar') }.should raise_error(Mongoid::FullTextSearch::UnspecifiedIndexError)
end
end
context "with multiple fields indexed and the same index used by multiple models" do
let!(:andy_warhol) { MultiFieldArtist.create(:full_name => 'Andy Warhol', :birth_year => '1928') }
let!(:warhol) { MultiFieldArtwork.create(:title => 'Warhol', :year => '2010') }
let!(:pablo_picasso) { MultiFieldArtist.create(:full_name => 'Pablo Picasso', :birth_year => '1881') }
let!(:portrait_of_picasso) { MultiFieldArtwork.create(:title => 'Portrait of Picasso', :year => '1912') }
it "allows searches across all models on both fields indexed" do
MultiFieldArtist.fulltext_search('2010').first.should == warhol
MultiFieldArtist.fulltext_search('andy').first.should == andy_warhol
MultiFieldArtist.fulltext_search('pablo').first.should == pablo_picasso
MultiFieldArtist.fulltext_search('1881').first.should == pablo_picasso
MultiFieldArtist.fulltext_search('portrait 1912').first.should == portrait_of_picasso
MultiFieldArtwork.fulltext_search('2010').first.should == warhol
MultiFieldArtwork.fulltext_search('andy').first.should == andy_warhol
MultiFieldArtwork.fulltext_search('pablo').first.should == pablo_picasso
MultiFieldArtwork.fulltext_search('1881').first.should == pablo_picasso
MultiFieldArtwork.fulltext_search('portrait 1912').first.should == portrait_of_picasso
end
end
context "with filters applied to multiple models" do
let!(:foobar_artwork) { FilteredArtwork.create(:title => 'foobar') }
let!(:barfoo_artwork) { FilteredArtwork.create(:title => 'barfoo') }
let!(:foobar_artist) { FilteredArtist.create(:full_name => 'foobar') }
let!(:barfoo_artist) { FilteredArtist.create(:full_name => 'barfoo') }
it "allows filtered searches" do
FilteredArtwork.fulltext_search('foobar', :is_artwork => true).should == [foobar_artwork, barfoo_artwork]
FilteredArtist.fulltext_search('foobar', :is_artwork => true).should == [foobar_artwork, barfoo_artwork]
FilteredArtwork.fulltext_search('foobar', :is_artwork => true, :is_foobar => true).should == [foobar_artwork]
FilteredArtwork.fulltext_search('foobar', :is_artwork => true, :is_foobar => false).should == [barfoo_artwork]
FilteredArtwork.fulltext_search('foobar', :is_artwork => false, :is_foobar => true).should == [foobar_artist]
FilteredArtwork.fulltext_search('foobar', :is_artwork => false, :is_foobar => false).should == [barfoo_artist]
FilteredArtist.fulltext_search('foobar', :is_artwork => true, :is_foobar => true).should == [foobar_artwork]
FilteredArtist.fulltext_search('foobar', :is_artwork => true, :is_foobar => false).should == [barfoo_artwork]
FilteredArtist.fulltext_search('foobar', :is_artwork => false, :is_foobar => true).should == [foobar_artist]
FilteredArtist.fulltext_search('foobar', :is_artwork => false, :is_foobar => false).should == [barfoo_artist]
end
end
context "with different filters applied to multiple models" do
let!(:foo_artwork) { FilteredArtwork.create(:title => 'foo') }
let!(:bar_artist) { FilteredArtist.create(:full_name => 'bar') }
let!(:baz_other) { FilteredOther.create(:name => 'baz') }
# These three models are all indexed by the same mongoid_fulltext index, but have different filters
# applied. The index created on the mongoid_fulltext collection should include the ngram and score
# fields as well as the union of all the filter fields to allow for efficient lookups.
it "creates a proper index for searching efficiently" do
[ FilteredArtwork, FilteredArtist, FilteredOther].each do |klass|
klass.create_indexes
end
index_collection = FilteredArtwork.collection.db.collection('mongoid_fulltext.artworks_and_artists')
ngram_indexes = index_collection.index_information.find_all{ |name, definition| definition['key'].has_key?('ngram') }
ngram_indexes.length.should == 1
keys = ngram_indexes.first[1]['key'].keys
expected_keys = ['ngram','score', 'filter_values.is_fuzzy', 'filter_values.is_awesome',
'filter_values.is_foobar', 'filter_values.is_artwork', 'filter_values.is_artist'].sort
keys.sort.should == expected_keys
end
end
context "with partitions applied to a model" do
let!(:artist_2) { PartitionedArtist.create(:full_name => 'foobar', :exhibitions => [ "Art Basel 2011", "Armory NY" ]) }
let!(:artist_1) { PartitionedArtist.create(:full_name => 'foobar', :exhibitions => [ "Art Basel 2011", ]) }
let!(:artist_0) { PartitionedArtist.create(:full_name => 'foobar', :exhibitions => [ ]) }
it "allows partitioned searches" do
artists_by_exhibition_length = [ artist_0, artist_1, artist_2 ].sort_by{ |x| x.exhibitions.length }
PartitionedArtist.fulltext_search('foobar').sort_by{ |x| x.exhibitions.length }.should == artists_by_exhibition_length
PartitionedArtist.fulltext_search('foobar', :exhibitions => [ "Armory NY" ]).should == [ artist_2 ]
art_basel_only = PartitionedArtist.fulltext_search('foobar', :exhibitions => [ "Art Basel 2011" ]).sort_by{ |x| x.exhibitions.length }
art_basel_only.should == [ artist_1, artist_2 ].sort_by{ |x| x.exhibitions.length }
PartitionedArtist.fulltext_search('foobar', :exhibitions => [ "Art Basel 2011", "Armory NY" ]).should == [ artist_2 ]
end
end
context "using search options" do
let!(:patterns) { BasicArtwork.create(:title => 'Flower Patterns') }
let!(:flowers) { BasicArtwork.create(:title => 'Flowers') }
it "returns max_results" do
BasicArtwork.fulltext_search('flower', { :max_results => 1 }).length.should == 1
end
it "returns scored results" do
results = BasicArtwork.fulltext_search('flowers', { :return_scores => true })
first_result = results[0]
first_result.is_a?(Array).should be_true
first_result.size.should == 2
first_result[0].should == flowers
first_result[1].is_a?(Float).should be_true
end
end
context "with various word separators" do
let!(:hard_edged_painting) { BasicArtwork.create(:title => "Hard-edged painting") }
let!(:edgy_painting) { BasicArtwork.create(:title => "Edgy painting") }
let!(:hard_to_find_ledge) { BasicArtwork.create(:title => "Hard to find ledge") }
it "should treat dashes as word separators, giving a score boost to each dash-separated word" do
BasicArtwork.fulltext_search('hard-edged').first.should == hard_edged_painting
BasicArtwork.fulltext_search('hard edge').first.should == hard_edged_painting
BasicArtwork.fulltext_search('hard edged').first.should == hard_edged_painting
end
end
context "returning scores" do
# Since we return scores, let's make some weak guarantees about what they actually mean
let!(:mao_yan) { ExternalArtist.create(:full_name => "Mao Yan") }
let!(:mao) { ExternalArtwork.create(:title => "Mao by Andy Warhol") }
let!(:maox) { ExternalArtwork.create(:title => "Maox by Randy Morehall") }
let!(:somao) { ExternalArtwork.create(:title => "Somao by Randy Morehall") }
it "returns basic matches that don't match a whole word and aren't prefixes with score < 1" do
['paox', 'porehall'].each do |query|
results = ExternalArtist.fulltext_search(query, { :return_scores => true })
results.length.should > 0
results.map{ |result| result[-1] }.inject(true){ |accum, item| accum &= (item < 1) }.should be_true
end
end
it "returns prefix matches with a score >= 1 but < 2" do
['warho', 'rand'].each do |query|
results = ExternalArtist.fulltext_search(query, { :return_scores => true })
results.length.should > 0
results.map{ |result| result[-1] if result[0].to_s.starts_with?(query)}
.compact
.inject(true){ |accum, item| accum &= (item >= 1 and item < 2) }
.should be_true
end
end
it "returns full-word matches with a score >= 2" do
['andy', 'warhol', 'mao'].each do |query|
results = ExternalArtist.fulltext_search(query, { :return_scores => true })
results.length.should > 0
results.map{ |result| result[-1] if result[0].to_s.split(' ').member?(query) }
.compact
.inject(true){ |accum, item| accum &= (item >= 2) }
.should be_true
end
end
end
context "with stop words defined" do
let!(:flowers) { StopwordsArtwork.create(:title => "Flowers by Andy Warhol") }
let!(:many_ands) { StopwordsArtwork.create(:title => "Foo and bar and baz and foobar") }
let!(:harry) { StopwordsArtwork.create(:title => "Harry in repose by JK Rowling") }
it "doesn't give a full-word score boost to stopwords" do
StopwordsArtwork.fulltext_search("andy").map{ |a| a.title }.should == [flowers.title, many_ands.title]
StopwordsArtwork.fulltext_search("warhol and other stuff").map{ |a| a.title }.should == [flowers.title, many_ands.title]
end
it "allows searching on words that are more than one letter, less than the ngram length and not stopwords" do
StopwordsArtwork.fulltext_search("jk").map{ |a| a.title }.should == [harry.title]
StopwordsArtwork.fulltext_search("by").map{ |a| a.title }.should == []
end
end
context "indexing short prefixes" do
let!(:dimethyl_mercury) { ShortPrefixesArtwork.create(:title => "Dimethyl Mercury by Damien Hirst") }
let!(:volume) { ShortPrefixesArtwork.create(:title => "Volume by Dadamaino") }
let!(:damaged) { ShortPrefixesArtwork.create(:title => "Damaged: Photographs from the Chicago Daily News 1902-1933 (Governor) by Lisa Oppenheim") }
let!(:frozen) { ShortPrefixesArtwork.create(:title => "Frozen Fountain XXX by Evelyn Rosenberg") }
let!(:skull) { ShortPrefixesArtwork.create(:title => "Skull by Andy Warhol") }
it "finds the most relevant items with prefix indexing" do
ShortPrefixesArtwork.fulltext_search("damien").first.should == dimethyl_mercury
ShortPrefixesArtwork.fulltext_search("dami").first.should == dimethyl_mercury
ShortPrefixesArtwork.fulltext_search("dama").first.should == damaged
ShortPrefixesArtwork.fulltext_search("dam").first.should_not == volume
ShortPrefixesArtwork.fulltext_search("dadamaino").first.should == volume
ShortPrefixesArtwork.fulltext_search("kull").first.should == skull
end
it "doesn't index prefixes of stopwords" do
# damaged has the word "from" in it, which shouldn't get indexed.
ShortPrefixesArtwork.fulltext_search("fro").should == [frozen]
end
it "does index prefixes that would be stopwords taken alone" do
# skull has the word "andy" in it, which should get indexed as "and" even though "and" is a stopword
ShortPrefixesArtwork.fulltext_search("and").should == [skull]
end
end
context "remove_from_ngram_index" do
let!(:flowers1) { BasicArtwork.create(:title => 'Flowers 1') }
let!(:flowers2) { BasicArtwork.create(:title => 'Flowers 1') }
it "removes all records from the index" do
BasicArtwork.remove_from_ngram_index
BasicArtwork.fulltext_search('flower').length.should == 0
end
it "removes a single record from the index" do
flowers1.remove_from_ngram_index
BasicArtwork.fulltext_search('flower').length.should == 1
end
end
context "update_ngram_index" do
let!(:flowers1) { BasicArtwork.create(:title => 'Flowers 1') }
let!(:flowers2) { BasicArtwork.create(:title => 'Flowers 2') }
context "when config[:update_if] exists" do
let(:painting) { BasicArtwork.new :title => 'Painting' }
let(:conditional_index) { BasicArtwork.mongoid_fulltext_config["mongoid_fulltext.index_conditional"] }
before(:all) do
BasicArtwork.class_eval do
fulltext_search_in :title, :index_name => "mongoid_fulltext.index_conditional"
end
end
after(:all) do
Mongoid.master["mongoid_fulltext.index_conditional"].remove
BasicArtwork.mongoid_fulltext_config.delete "mongoid_fulltext.index_conditional"
end
context "and is a symbol" do
before(:all) do
conditional_index[:update_if] = :persisted?
end
context "when sending the symbol to the document evaluates to false" do
it "doesn't update the index for the document" do
painting.update_ngram_index
BasicArtwork.fulltext_search('painting', :index => "mongoid_fulltext.index_conditional").length.should be 0
end
end
end
context "and is a string" do
before(:all) do
conditional_index[:update_if] = 'false'
end
context "when evaluating the string within the document's instance evaluates to false" do
it "doesn't update the index for the document" do
painting.update_ngram_index
BasicArtwork.fulltext_search('painting', :index => "mongoid_fulltext.index_conditional").length.should be 0
end
end
end
context "and is a proc" do
before(:all) do
conditional_index[:update_if] = Proc.new { false }
end
context "when evaluating the string within the document's instance evaluates to false" do
it "doesn't update the index for the document" do
painting.update_ngram_index
BasicArtwork.fulltext_search('painting', :index => "mongoid_fulltext.index_conditional").length.should be 0
end
end
end
context "and is not a symbol, string, or proc" do
before(:all) do
conditional_index[:update_if] = %w(this isn't a symbol, string, or proc)
end
it "doesn't update the index for the document" do
painting.update_ngram_index
BasicArtwork.fulltext_search('painting', :index => "mongoid_fulltext.index_conditional").length.should be 0
end
end
end
context "from scratch" do
before(:each) do
Mongoid.master["mongoid_fulltext.index_basicartwork_0"].remove
end
it "updates index on a single record" do
flowers1.update_ngram_index
BasicArtwork.fulltext_search('flower').length.should == 1
end
it "updates index on all records" do
BasicArtwork.update_ngram_index
BasicArtwork.fulltext_search('flower').length.should == 2
end
end
context "incremental" do
it "removes an existing record" do
coll = Mongoid.master["mongoid_fulltext.index_basicartwork_0"]
Mongoid.master.stub(:collection).with("mongoid_fulltext.index_basicartwork_0").and_return { coll }
coll.should_receive(:remove).once.with({'document_id' => flowers1._id})
flowers1.update_ngram_index
end
end
context "mongoid indexes" do
it "can re-create dropped indexes" do
# there're no indexes by default as Mongoid.autocreate_indexes is set to false
# but mongo will automatically attempt to index _id in the background
Mongoid.master["mongoid_fulltext.index_basicartwork_0"].index_information.size.should <= 1
BasicArtwork.create_indexes
expected_indexes = ['_id_', 'fts_index', 'document_id_1'].sort
Mongoid.master["mongoid_fulltext.index_basicartwork_0"].index_information.keys.sort.should == expected_indexes
end
it "doesn't fail on models that don't have a fulltext index" do
lambda { HiddenDragon.create_indexes }.should_not raise_error
end
it "doesn't blow up when the Mongoid.logger is set to false" do
Mongoid.logger = false
BasicArtwork.create_indexes
end
end
end
context "batched reindexing" do
let!(:flowers1) { DelayedArtwork.create(:title => 'Flowers 1') }
it "should not rebuild index until explicitly invoked" do
DelayedArtwork.fulltext_search("flowers").length.should == 0
DelayedArtwork.update_ngram_index
DelayedArtwork.fulltext_search("flowers").length.should == 1
end
end
end
end