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columns_spec.rb
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columns_spec.rb
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require 'spec_helper'
describe Datagrid::Columns do
let(:group) { Group.create!(:name => "Pop") }
subject do
SimpleReport.new
end
describe "basic methods" do
let!(:entry) { Entry.create!(
:group => group, :name => "Star", :disabled => false, :confirmed => false, :category => "first"
) }
it "should have data columns without html columns" do
subject.data_columns.size.should == subject.columns.size - 1
end
it "should build rows of data" do
subject.rows.should == [["Pop", "Star"]]
end
it "should generate header" do
subject.header.should == ["Group", "Name"]
end
it "should generate table data" do
subject.data.should == [
subject.header,
subject.row_for(entry)
]
end
it "should generate hash for given asset" do
subject.hash_for(entry).should == {
:group => "Pop",
:name => "Star"
}
end
it "should support csv export" do
subject.to_csv.should == "Group,Name\nPop,Star\n"
end
end
it "should support columns with model and report arguments" do
report = test_report(:category => "foo") do
scope {Entry.order(:category)}
filter(:category) do |value|
where("category LIKE '%#{value}%'")
end
column(:exact_category) do |entry, report|
entry.category == report.category
end
end
Entry.create!(:category => "foo")
Entry.create!(:category => "foobar")
report.rows.first.first.should be_true
report.rows.last.first.should be_false
end
it "should inherit columns correctly" do
parent = Class.new do
include Datagrid
scope { Entry }
column(:name)
end
child = Class.new(parent) do
column(:group_id)
end
child.column_by_name(:name).should_not be_nil
child.column_by_name(:group_id).should_not be_nil
end
end