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require 'spec_helper'
describe TablePrint::ConfigResolver do
#it "starts with the specified config" do
# Sandbox.add_class("Configged")
# TablePrint::Config.set(Sandbox::Configged, [:title, :author])
# c = TablePrint::ConfigResolver.new(Object, Object, [:name])
# c.columns.length.should == 2
# c.columns.first.name.should == 'title'
# c.columns.last.name.should == 'author'
#end
describe "#get_and_remove" do
it "deletes and returns the :except key from an array" do
c = TablePrint::ConfigResolver.new(Object, [])
options = [:title, :author, {:except => [:title]}]
c.get_and_remove(options, :except).should == [:title]
options.should == [:title, :author]
end
it "deletes and returns the :except key from an array with an :include key" do
c = TablePrint::ConfigResolver.new(Object, [])
options = [:title, {:except => [:title]}, {:include => [:author]}]
c.get_and_remove(options, :except).should == [:title]
options.should == [:title, {:include => [:author]}]
end
it "deletes and returns the :except key from a hash with an :include key" do
c = TablePrint::ConfigResolver.new(Object, [])
options = [:title, {:except => [:title], :include => [:author]}]
c.get_and_remove(options, :except).should == [:title]
options.should == [:title, {:include => [:author]}]
end
it "deletes and returns both the :include and :except keys" do
c = TablePrint::ConfigResolver.new(Object, [])
options = [:title, {:except => [:title]}, {:include => [:author]}]
c.get_and_remove(options, :include).should == [:author]
c.get_and_remove(options, :except).should == [:title]
options.should == [:title]
end
it "works even if the array doesn't have an exception hash" do
c = TablePrint::ConfigResolver.new(Object, [])
options = [:title, :author]
c.get_and_remove(options, :except).should == []
options.should == [:title, :author]
end
end
describe ":only" do
context "with a symbol" do
it "returns a column named foo" do
c = TablePrint::ConfigResolver.new(Object, [:title], :foo)
c.columns.length.should == 1
c.columns.first.name.should == 'foo'
end
end
context "with a string" do
it "returns a column named foo" do
c = TablePrint::ConfigResolver.new(Object, [:title], 'foo')
c.columns.length.should == 1
c.columns.first.name.should == 'foo'
end
end
context "with an array of symbols and strings" do
it "returns columns named foo and bar" do
c = TablePrint::ConfigResolver.new(Object, [:title], :foo, 'bar')
c.columns.length.should == 2
c.columns.first.name.should == 'foo'
c.columns.last.name.should == 'bar'
end
end
end
describe ":include" do
context "with a symbol" do
it "adds foo to the list of methods" do
c = TablePrint::ConfigResolver.new(Object, [:title], :include => :foo)
c.columns.length.should == 2
c.columns.first.name.should == 'title'
c.columns.last.name.should == 'foo'
end
end
context "with an array" do
it "adds foo and bar to the list of methods" do
c = TablePrint::ConfigResolver.new(Object, [:title], :include => [:foo, :bar])
c.columns.length.should == 3
c.columns.first.name.should == 'title'
c.columns.last.name.should == 'bar'
end
end
context "with options" do
it "adds foo to the list of methods and remembers its options" do
c = TablePrint::ConfigResolver.new(Object, [:title], :include => {:foo => {:width => 10}})
c.columns.length.should == 2
c.columns.first.name.should == 'title'
c.columns.last.name.should == 'foo'
c.columns.last.default_width.should == 10
end
end
end
describe ":except" do
context "with a symbol" do
it "removes foo from the list of methods" do
c = TablePrint::ConfigResolver.new(Object, [:title, :foo], :except => :foo)
c.columns.length.should == 1
c.columns.first.name.should == 'title'
end
end
context "with an array" do
it "removes foo and bar from the list of methods" do
c = TablePrint::ConfigResolver.new(Object, [:title, :foo, :bar], :except => [:foo, 'bar'])
c.columns.length.should == 1
c.columns.first.name.should == 'title'
end
end
end
describe "lambdas" do
it "uses the key as the name and the lambda as the display method" do
lam = lambda {}
c = TablePrint::ConfigResolver.new(Object, [:title], :foo => {:display_method => lam})
c.columns.length.should == 1
c.columns.first.name.should == 'foo'
c.columns.first.display_method.should == lam
end
context "without the display_method keyword" do
it "uses the key as the name and the lambda as the display method" do
lam = lambda {}
c = TablePrint::ConfigResolver.new(Object, [:title], :foo => lam)
c.columns.length.should == 1
c.columns.first.name.should == 'foo'
c.columns.first.display_method.should == lam
end
end
end
describe "#usable_column_names" do
it "returns default columns" do
c = TablePrint::ConfigResolver.new(Object, [:title])
c.usable_column_names.should == ['title']
end
it "returns specified columns instead of default columns" do
c = TablePrint::ConfigResolver.new(Object, [:title], [:author])
c.usable_column_names.should == ['author']
end
it "applies includes on top of default columns" do
c = TablePrint::ConfigResolver.new(Object, [:title], [:include => :author])
c.usable_column_names.should == ['title', 'author']
end
it "applies includes on top of specified columns" do
c = TablePrint::ConfigResolver.new(Object, [:title], [:author, {:include => :pub_date}])
c.usable_column_names.should == ['author', 'pub_date']
end
it "applies excepts on top of default columns" do
c = TablePrint::ConfigResolver.new(Object, [:title, :author], [:except => :author])
c.usable_column_names.should == ['title']
end
it "applies excepts on top of specified columns" do
c = TablePrint::ConfigResolver.new(Object, [:title, :author], [:pub_date, :length, {:except => :length}])
c.usable_column_names.should == ['pub_date']
end
it "applies both includes and excepts on top of specified columns" do
c = TablePrint::ConfigResolver.new(Object, [:title, :author], [:pub_date, :length, {:except => :length, :include => :foobar}])
c.usable_column_names.should == ['pub_date', 'foobar']
end
end
describe "column options" do
context "display_method" do
it "sets the display method on the column" do
c = TablePrint::ConfigResolver.new(Object, [:title], :title => {:display_method => :boofar})
c.columns.length.should == 1
c.columns.first.name.should == 'title'
c.columns.first.display_method.should == "boofar"
end
end
context "width" do
it "sets the default width" do
c = TablePrint::ConfigResolver.new(Object, [:title], :title => {:width => 100})
c.columns.length.should == 1
c.columns.first.name.should == 'title'
c.columns.first.default_width.should == 100
end
end
context "formatters" do
it "adds the formatters to the column" do
f1 = {}
f2 = {}
c = TablePrint::ConfigResolver.new(Object, [:title], :title => {:formatters => [f1, f2]})
c.columns.length.should == 1
c.columns.first.name.should == 'title'
c.columns.first.formatters.should == [f1, f2]
end
end
context "display_name" do
it "sets the display name on the column" do
c = TablePrint::ConfigResolver.new(Object, [], :title => {:display_name => "Ti Tle"})
c.columns.length.should == 1
c.columns.first.name.should == 'Ti Tle'
c.columns.first.display_method.should == "title"
end
end
end
describe "#option_to_column" do
context "with a symbol" do
it "returns a column named foo" do
c = TablePrint::ConfigResolver.new(Object, [])
column = c.option_to_column(:foo)
column.name.should == 'foo'
end
end
context "with a string" do
it "returns a column named foo" do
c = TablePrint::ConfigResolver.new(Object, [])
column = c.option_to_column('foo')
column.name.should == 'foo'
end
end
context "with a hash" do
it "returns a column named foo and the specified options" do
c = TablePrint::ConfigResolver.new(Object, [])
column = c.option_to_column({:foo => {:default_width => 10}})
column.name.should == 'foo'
column.default_width.should == 10
end
end
end
end
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