JezK
Edit File: hash_spec.rb
require 'spec_helper' require 'extlib/hash' describe Hash, "environmentize_keys!" do it "should transform keys to uppercase text" do { :test_1 => 'test', 'test_2' => 'test', 1 => 'test' }.environmentize_keys!.should == { 'TEST_1' => 'test', 'TEST_2' => 'test', '1' => 'test' } end it "should only transform one level of keys" do { :test_1 => { :test2 => 'test'} }.environmentize_keys!.should == { 'TEST_1' => { :test2 => 'test'} } end end describe Hash, "only" do before do @hash = { :one => 'ONE', 'two' => 'TWO', 3 => 'THREE', 4 => nil } end it "should return a hash with only the given key(s)" do @hash.only(:not_in_there).should == {} @hash.only(4).should == {4 => nil} @hash.only(:one).should == { :one => 'ONE' } @hash.only(:one, 3).should == { :one => 'ONE', 3 => 'THREE' } end end describe Hash, "except" do before do @hash = { :one => 'ONE', 'two' => 'TWO', 3 => 'THREE' } end it "should return a hash without only the given key(s)" do @hash.except(:one).should == { 'two' => 'TWO', 3 => 'THREE' } @hash.except(:one, 3).should == { 'two' => 'TWO' } end end describe Hash, "to_xml_attributes" do before do @hash = { :one => "ONE", "two" => "TWO" } end it "should turn the hash into xml attributes" do attrs = @hash.to_xml_attributes attrs.should match(/one="ONE"/m) attrs.should match(/two="TWO"/m) end it 'should preserve _ in hash keys' do attrs = { :some_long_attribute => "with short value", :crash => :burn, :merb => "uses extlib" }.to_xml_attributes attrs.should =~ /some_long_attribute="with short value"/ attrs.should =~ /merb="uses extlib"/ attrs.should =~ /crash="burn"/ end end describe Hash, "from_xml" do it "should transform a simple tag with content" do xml = "<tag>This is the contents</tag>" Hash.from_xml(xml).should == { 'tag' => 'This is the contents' } end it "should work with cdata tags" do xml = <<-END <tag> <![CDATA[ text inside cdata ]]> </tag> END Hash.from_xml(xml)["tag"].strip.should == "text inside cdata" end it "should transform a simple tag with attributes" do xml = "<tag attr1='1' attr2='2'></tag>" hash = { 'tag' => { 'attr1' => '1', 'attr2' => '2' } } Hash.from_xml(xml).should == hash end it "should transform repeating siblings into an array" do xml =<<-XML <opt> <user login="grep" fullname="Gary R Epstein" /> <user login="stty" fullname="Simon T Tyson" /> </opt> XML Hash.from_xml(xml)['opt']['user'].should be_an_instance_of(Array) hash = { 'opt' => { 'user' => [{ 'login' => 'grep', 'fullname' => 'Gary R Epstein' },{ 'login' => 'stty', 'fullname' => 'Simon T Tyson' }] } } Hash.from_xml(xml).should == hash end it "should not transform non-repeating siblings into an array" do xml =<<-XML <opt> <user login="grep" fullname="Gary R Epstein" /> </opt> XML Hash.from_xml(xml)['opt']['user'].should be_an_instance_of(Hash) hash = { 'opt' => { 'user' => { 'login' => 'grep', 'fullname' => 'Gary R Epstein' } } } Hash.from_xml(xml).should == hash end it "should typecast an integer" do xml = "<tag type='integer'>10</tag>" Hash.from_xml(xml)['tag'].should == 10 end it "should typecast a true boolean" do xml = "<tag type='boolean'>true</tag>" Hash.from_xml(xml)['tag'].should be(true) end it "should typecast a false boolean" do ["false"].each do |w| Hash.from_xml("<tag type='boolean'>#{w}</tag>")['tag'].should be(false) end end it "should typecast a datetime" do xml = "<tag type='datetime'>2007-12-31 10:32</tag>" Hash.from_xml(xml)['tag'].should == Time.parse( '2007-12-31 10:32' ).utc end it "should typecast a date" do xml = "<tag type='date'>2007-12-31</tag>" Hash.from_xml(xml)['tag'].should == Date.parse('2007-12-31') end it "should unescape html entities" do values = { "<" => "<", ">" => ">", '"' => """, "'" => "'", "&" => "&" } values.each do |k,v| xml = "<tag>Some content #{v}</tag>" Hash.from_xml(xml)['tag'].should match(Regexp.new(k)) end end it "should undasherize keys as tags" do xml = "<tag-1>Stuff</tag-1>" Hash.from_xml(xml).should have_key('tag_1') end it "should undasherize keys as attributes" do xml = "<tag1 attr-1='1'></tag1>" Hash.from_xml(xml)['tag1'].should have_key('attr_1') end it "should undasherize keys as tags and attributes" do xml = "<tag-1 attr-1='1'></tag-1>" Hash.from_xml(xml).should have_key('tag_1' ) Hash.from_xml(xml)['tag_1'].should have_key('attr_1') end it "should render nested content correctly" do xml = "<root><tag1>Tag1 Content <em><strong>This is strong</strong></em></tag1></root>" Hash.from_xml(xml)['root']['tag1'].should == "Tag1 Content <em><strong>This is strong</strong></em>" end it "should render nested content with split text nodes correctly" do xml = "<root>Tag1 Content<em>Stuff</em> Hi There</root>" Hash.from_xml(xml)['root'].should == "Tag1 Content<em>Stuff</em> Hi There" end it "should ignore attributes when a child is a text node" do xml = "<root attr1='1'>Stuff</root>" Hash.from_xml(xml).should == { "root" => "Stuff" } end it "should ignore attributes when any child is a text node" do xml = "<root attr1='1'>Stuff <em>in italics</em></root>" Hash.from_xml(xml).should == { "root" => "Stuff <em>in italics</em>" } end it "should correctly transform multiple children" do xml = <<-XML <user gender='m'> <age type='integer'>35</age> <name>Home Simpson</name> <dob type='date'>1988-01-01</dob> <joined-at type='datetime'>2000-04-28 23:01</joined-at> <is-cool type='boolean'>true</is-cool> </user> XML hash = { "user" => { "gender" => "m", "age" => 35, "name" => "Home Simpson", "dob" => Date.parse('1988-01-01'), "joined_at" => Time.parse("2000-04-28 23:01"), "is_cool" => true } } Hash.from_xml(xml).should == hash end it "should properly handle nil values (ActiveSupport Compatible)" do topic_xml = <<-EOT <topic> <title></title> <id type="integer"></id> <approved type="boolean"></approved> <written-on type="date"></written-on> <viewed-at type="datetime"></viewed-at> <content type="yaml"></content> <parent-id></parent-id> </topic> EOT expected_topic_hash = { 'title' => nil, 'id' => nil, 'approved' => nil, 'written_on' => nil, 'viewed_at' => nil, 'content' => { 'type' => 'yaml' }, 'parent_id' => nil } Hash.from_xml(topic_xml)["topic"].should == expected_topic_hash end it "should handle a single record from xml (ActiveSupport Compatible)" do topic_xml = <<-EOT <topic> <title>The First Topic</title> <author-name>David</author-name> <id type="integer">1</id> <approved type="boolean"> true </approved> <replies-count type="integer">0</replies-count> <replies-close-in type="integer">2592000000</replies-close-in> <written-on type="date">2003-07-16</written-on> <viewed-at type="datetime">2003-07-16T09:28:00+0000</viewed-at> <content type="yaml">--- \n1: should be an integer\n:message: Have a nice day\narray: \n- should-have-dashes: true\n should_have_underscores: true\n</content> <author-email-address>david@loudthinking.com</author-email-address> <parent-id></parent-id> <ad-revenue type="decimal">1.5</ad-revenue> <optimum-viewing-angle type="float">135</optimum-viewing-angle> <resident type="symbol">yes</resident> </topic> EOT expected_topic_hash = { 'title' => "The First Topic", 'author_name' => "David", 'id' => 1, 'approved' => true, 'replies_count' => 0, 'replies_close_in' => 2592000000, 'written_on' => Date.new(2003, 7, 16), 'viewed_at' => Time.utc(2003, 7, 16, 9, 28), # Changed this line where the key is :message. The yaml specifies this as a symbol, and who am I to change what you specify # The line in ActiveSupport is # 'content' => { 'message' => "Have a nice day", 1 => "should be an integer", "array" => [{ "should-have-dashes" => true, "should_have_underscores" => true }] }, 'content' => "--- \n1: should be an integer\n:message: Have a nice day\narray: \n- should-have-dashes: true\n should_have_underscores: true\n", 'author_email_address' => "david@loudthinking.com", 'parent_id' => nil, 'ad_revenue' => BigDecimal("1.50"), 'optimum_viewing_angle' => 135.0, 'resident' => 'yes' } Hash.from_xml(topic_xml)["topic"].each do |k,v| v.should == expected_topic_hash[k] end end it "should handle multiple records (ActiveSupport Compatible)" do topics_xml = <<-EOT <topics type="array"> <topic> <title>The First Topic</title> <author-name>David</author-name> <id type="integer">1</id> <approved type="boolean">false</approved> <replies-count type="integer">0</replies-count> <replies-close-in type="integer">2592000000</replies-close-in> <written-on type="date">2003-07-16</written-on> <viewed-at type="datetime">2003-07-16T09:28:00+0000</viewed-at> <content>Have a nice day</content> <author-email-address>david@loudthinking.com</author-email-address> <parent-id nil="true"></parent-id> </topic> <topic> <title>The Second Topic</title> <author-name>Jason</author-name> <id type="integer">1</id> <approved type="boolean">false</approved> <replies-count type="integer">0</replies-count> <replies-close-in type="integer">2592000000</replies-close-in> <written-on type="date">2003-07-16</written-on> <viewed-at type="datetime">2003-07-16T09:28:00+0000</viewed-at> <content>Have a nice day</content> <author-email-address>david@loudthinking.com</author-email-address> <parent-id></parent-id> </topic> </topics> EOT expected_topic_hash = { 'title' => "The First Topic", 'author_name' => "David", 'id' => 1, 'approved' => false, 'replies_count' => 0, 'replies_close_in' => 2592000000, 'written_on' => Date.new(2003, 7, 16), 'viewed_at' => Time.utc(2003, 7, 16, 9, 28), 'content' => "Have a nice day", 'author_email_address' => "david@loudthinking.com", 'parent_id' => nil } # puts Hash.from_xml(topics_xml)['topics'].first.inspect Hash.from_xml(topics_xml)["topics"].first.each do |k,v| v.should == expected_topic_hash[k] end end it "should handle a single record from_xml with attributes other than type (ActiveSupport Compatible)" do topic_xml = <<-EOT <rsp stat="ok"> <photos page="1" pages="1" perpage="100" total="16"> <photo id="175756086" owner="55569174@N00" secret="0279bf37a1" server="76" title="Colored Pencil PhotoBooth Fun" ispublic="1" isfriend="0" isfamily="0"/> </photos> </rsp> EOT expected_topic_hash = { 'id' => "175756086", 'owner' => "55569174@N00", 'secret' => "0279bf37a1", 'server' => "76", 'title' => "Colored Pencil PhotoBooth Fun", 'ispublic' => "1", 'isfriend' => "0", 'isfamily' => "0", } Hash.from_xml(topic_xml)["rsp"]["photos"]["photo"].each do |k,v| v.should == expected_topic_hash[k] end end it "should handle an emtpy array (ActiveSupport Compatible)" do blog_xml = <<-XML <blog> <posts type="array"></posts> </blog> XML expected_blog_hash = {"blog" => {"posts" => []}} Hash.from_xml(blog_xml).should == expected_blog_hash end it "should handle empty array with whitespace from xml (ActiveSupport Compatible)" do blog_xml = <<-XML <blog> <posts type="array"> </posts> </blog> XML expected_blog_hash = {"blog" => {"posts" => []}} Hash.from_xml(blog_xml).should == expected_blog_hash end it "should handle array with one entry from_xml (ActiveSupport Compatible)" do blog_xml = <<-XML <blog> <posts type="array"> <post>a post</post> </posts> </blog> XML expected_blog_hash = {"blog" => {"posts" => ["a post"]}} Hash.from_xml(blog_xml).should == expected_blog_hash end it "should handle array with multiple entries from xml (ActiveSupport Compatible)" do blog_xml = <<-XML <blog> <posts type="array"> <post>a post</post> <post>another post</post> </posts> </blog> XML expected_blog_hash = {"blog" => {"posts" => ["a post", "another post"]}} Hash.from_xml(blog_xml).should == expected_blog_hash end it "should handle file types (ActiveSupport Compatible)" do blog_xml = <<-XML <blog> <logo type="file" name="logo.png" content_type="image/png"> </logo> </blog> XML hash = Hash.from_xml(blog_xml) hash.should have_key('blog') hash['blog'].should have_key('logo') file = hash['blog']['logo'] file.original_filename.should == 'logo.png' file.content_type.should == 'image/png' end it "should handle file from xml with defaults (ActiveSupport Compatible)" do blog_xml = <<-XML <blog> <logo type="file"> </logo> </blog> XML file = Hash.from_xml(blog_xml)['blog']['logo'] file.original_filename.should == 'untitled' file.content_type.should == 'application/octet-stream' end it "should handle xsd like types from xml (ActiveSupport Compatible)" do bacon_xml = <<-EOT <bacon> <weight type="double">0.5</weight> <price type="decimal">12.50</price> <chunky type="boolean"> 1 </chunky> <expires-at type="dateTime">2007-12-25T12:34:56+0000</expires-at> <notes type="string"></notes> <illustration type="base64Binary">YmFiZS5wbmc=</illustration> </bacon> EOT expected_bacon_hash = { 'weight' => 0.5, 'chunky' => true, 'price' => BigDecimal("12.50"), 'expires_at' => Time.utc(2007,12,25,12,34,56), 'notes' => "", 'illustration' => "babe.png" } Hash.from_xml(bacon_xml)["bacon"].should == expected_bacon_hash end it "should let type trickle through when unknown (ActiveSupport Compatible)" do product_xml = <<-EOT <product> <weight type="double">0.5</weight> <image type="ProductImage"><filename>image.gif</filename></image> </product> EOT expected_product_hash = { 'weight' => 0.5, 'image' => {'type' => 'ProductImage', 'filename' => 'image.gif' }, } Hash.from_xml(product_xml)["product"].should == expected_product_hash end it "should handle unescaping from xml (ActiveResource Compatible)" do xml_string = '<person><bare-string>First & Last Name</bare-string><pre-escaped-string>First &amp; Last Name</pre-escaped-string></person>' expected_hash = { 'bare_string' => 'First & Last Name', 'pre_escaped_string' => 'First & Last Name' } Hash.from_xml(xml_string)['person'].should == expected_hash end end describe Hash, 'to_params' do { { "foo" => "bar", "baz" => "bat" } => "foo=bar&baz=bat", { "foo" => [ "bar", "baz" ] } => "foo%5B%5D=bar&foo%5B%5D=baz", { "foo" => [ {"bar" => "1"}, {"bar" => 2} ] } => "foo%5B%5D%5Bbar%5D=1&foo%5B%5D%5Bbar%5D=2", { "foo" => { "bar" => [ {"baz" => 1}, {"baz" => "2"} ] } } => "foo%5Bbar%5D%5B%5D%5Bbaz%5D=1&foo%5Bbar%5D%5B%5D%5Bbaz%5D=2", { "foo" => {"1" => "bar", "2" => "baz"} } => "foo%5B1%5D=bar&foo%5B2%5D=baz" }.each do |hash, params| it "should covert hash: #{hash.inspect} to params: #{params.inspect}" do hash.to_params.split('&').sort.should == params.split('&').sort end end it 'should not leave a trailing &' do { :name => 'Bob', :address => { :street => '111 Ruby Ave.', :city => 'Ruby Central', :phones => ['111-111-1111', '222-222-2222'] } }.to_params.should_not match(/&$/) end it 'should encode query keys' do { 'First & Last' => 'Alice Smith' }.to_params.should == "First%20%26%20Last=Alice%20Smith" end it 'should encode query values' do { :name => 'Alice & Bob' }.to_params.should == "name=Alice%20%26%20Bob" end end describe Hash, 'to_mash' do before :each do @hash = Hash.new(10) end it "copies default Hash value to Mash" do @mash = @hash.to_mash @mash[:merb].should == 10 end end