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require 'spec_helper'
require 'table_print'
include TablePrint
describe TablePrint::Printer do
before(:each) do
Sandbox.cleanup!
end
describe "printing an empty array" do
it "returns the string 'no data'" do
p = Printer.new([])
p.table_print.should == 'No data.'
end
end
describe "printing an object where there are only association columns with no data" do
it "returns the string 'no data'" do
Sandbox.add_class("Blog")
Sandbox.add_attributes("Blog", :author)
p = Printer.new(Sandbox::Blog.new, "author.name")
p.table_print.should == 'No data.'
end
end
describe "message" do
it "defaults to the time the print took" do
Printer.new([]).message.should be_a Numeric
end
it "shows a warning if the printed objects have config" do
Sandbox.add_class("User")
tp.set Sandbox::User, :id, :email
p = Printer.new(Sandbox::User.new)
p.message.should == "Printed with config"
end
end
describe "#columns" do
it "pulls the column names off the data object" do
Sandbox.add_class("Post")
Sandbox.add_attributes("Post", :title)
p = Printer.new(Sandbox::Post.new)
cols = p.send(:columns)
cols.length.should == 1
cols.first.name.should == 'title'
end
it 'pull the column names off of the array of Structs' do
struct = Struct.new(:name, :surname)
data = [struct.new("User 1", "Familyname 1"), struct.new("User 2", "Familyname 2")]
p = Printer.new(data)
cols = p.send(:columns)
cols.length.should == 2
cols.collect(&:name).sort.should == ['name', 'surname']
end
context 'when keys are symbols' do
it "pulls the column names off the array of hashes" do
data = [{:name => "User 1",
:surname => "Familyname 1"
},
{:name => "User 2",
:surname => "Familyname 2"}]
p = Printer.new(data)
cols = p.send(:columns)
cols.length.should == 2
cols.collect(&:name).sort.should == ['name', 'surname']
end
end
context 'when keys are strings' do
it "pulls the column names off the array of hashes" do
data = [{'name' => "User 1",
'surname' => "Familyname 1"
},
{'name' => "User 2",
'surname' => "Familyname 2"}]
p = Printer.new(data)
cols = p.send(:columns)
cols.length.should == 2
cols.collect(&:name).sort.should == ['name', 'surname']
end
end
it "pulls out excepted columns" do
Sandbox.add_class("Post")
Sandbox.add_attributes("Post", :title, :author)
p = Printer.new(Sandbox::Post.new, :except => :title)
cols = p.send(:columns)
cols.length.should == 1
cols.first.name.should == 'author'
end
it "adds included columns" do
Sandbox.add_class("Post")
Sandbox.add_attributes("Post", :title)
p = Printer.new(Sandbox::Post.new, :include => :author)
cols = p.send(:columns)
cols.length.should == 2
cols.first.name.should == 'title'
cols.last.name.should == 'author'
end
end
end
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