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|
require 'spec_helper'
include TablePrint
describe RowRecursion do
let(:parent) { RowGroup.new }
let(:child) { Row.new }
describe "#set_column" do
it "assigns the column object to the column name" do
column = Column.new(:name => "foobar")
parent.set_column(column)
parent.column_for(:foobar).should == column
end
end
describe "#add_child" do
it "adds the child to my children" do
parent.add_child(child)
parent.child_count.should == 1
end
it "sets me as my child's parent" do
parent.add_child(child)
child.parent.should == parent
end
end
describe "#add_children" do
let (:child2) {Row.new}
it "adds all the children to myself" do
parent.add_children([child, child2])
parent.child_count.should == 2
end
it "sets me as their parent" do
parent.add_children([child, child2])
child.parent.should == parent
child2.parent.should == parent
end
end
describe "#columns" do
it "returns columns populated with names and data" do
child.set_cell_values(:title => 'foobar')
parent.add_child(child)
parent.columns.length.should == 1
parent.columns.first.name.should == 'title'
parent.columns.first.data.should == ['foobar']
end
it "gets the columns from the root node" do
parent.add_child(child)
child.set_cell_values(:title => 'foobar')
parent.columns.length.should == 1
child.columns.should == parent.columns
end
end
describe "#column_for" do
it "returns the column object for a given column name" do
parent.add_child(child)
child.set_cell_values(:title => 'foobar')
column = parent.columns.first
parent.column_for(:title).should == column
end
end
describe "#add_formatter" do
it "adds the formatter to the column object" do
parent.add_child(child)
child.set_cell_values(:title => 'foobar')
column = parent.columns.first
parent.add_formatter(:title, {})
column.formatters.should == [{}]
end
end
describe "#width" do
it "returns the total width of the columns" do
parent.add_child(r1 = Row.new)
parent.add_child(r2 = Row.new)
r1.set_cell_values(:title => 'foobar')
r2.set_cell_values(:subtitle => 'elemental')
parent.width.should == 18
end
end
describe "#horizontal_separator" do
it "returns hyphens equal to the table width" do
parent.add_child(r1 = Row.new)
parent.add_child(r2 = Row.new)
r1.set_cell_values(:title => 'a' * 5, :description => 'b' * 3, :category => 'c' * 10)
r2.set_cell_values(:title => 'a' * 6, :description => 'b' * 4, :category => 'c' * 9)
parent.header.size.should == parent.horizontal_separator.size
compare_rows(parent.horizontal_separator, '-' * 6 + '-|-' + '-' * 'description'.size + '-|-' + '-' * 10)
end
it "matches the header width" do
child.set_cell_values(:title => 'foobarfoobarfoobarfoobarfoobarfoobarfoobarfoobarfoobarfoobar')
child.horizontal_separator.should == '------------------------------' # 30 hyphens
end
end
describe "#header" do
it "returns the column names, padded to the proper width, separated by the | character" do
child.set_cell_values(:title => 'first post', :author => 'chris', :subtitle => 'first is the worst')
compare_rows(child.header, "AUTHOR | SUBTITLE | TITLE ")
end
end
end
describe TablePrint::RowGroup do
describe "#raw_column_data" do
it "returns the column data from its child rows" do
group = RowGroup.new
group.add_child(Row.new.set_cell_values(:title => 'foo'))
group.add_child(Row.new.set_cell_values(:title => 'bar'))
group.raw_column_data(:title).should == ['foo', 'bar']
end
end
end
def compare_rows(actual_rows, expected_rows)
actual_rows.split("\n").length.should == expected_rows.split("\n").length
actual_rows.split("\n").zip(expected_rows.split("\n")).each do |actual, expected|
actual.split(//).sort.join.should == expected.split(//).sort.join
end
end
describe TablePrint::Row do
let(:row) { Row.new.set_cell_values({'title' => "wonky", 'author' => "bob jones", 'pub_date' => "2012"}) }
describe "#format" do
it "formats the row with padding" do
compare_rows(row.format, "wonky | bob jones | 2012 ")
end
it "also formats the children" do
row.add_child(RowGroup.new.add_child(Row.new.set_cell_values(:title => "wonky2", :author => "bob jones2", :pub_date => "20122")))
compare_rows(row.format, "wonky | bob jones | 2012 \nwonky2 | bob jones2 | 20122 ")
end
end
describe "#apply_formatters" do
it "calls the format method on each formatter for that column" do
Sandbox.add_class("DoubleFormatter")
Sandbox.add_method("DoubleFormatter", :format) { |value| value * 2 }
Sandbox.add_class("ChopFormatter")
Sandbox.add_method("ChopFormatter", :format) { |value| value[0..-2] }
f1 = Sandbox::DoubleFormatter.new
f2 = Sandbox::ChopFormatter.new
row.stub(:column_for) {OpenStruct.new(:width => 11, :formatters => [f1, f2])}
row.apply_formatters(:title, "foobar").should == "foobarfooba"
end
it "uses the config'd time_format to format times" do
row.stub(:column_for) {OpenStruct.new(:width => 20, :formatters => [], :time_format => "%Y %m %d")}
time_formatter = TablePrint::TimeFormatter.new
TablePrint::TimeFormatter.should_receive(:new).with("%Y %m %d") {time_formatter}
row.apply_formatters(:title, Time.local(2012, 6, 1, 14, 20, 20))
end
end
describe "#raw_column_data" do
it "returns all the values for a given column" do
row = Row.new.set_cell_values(:title => 'one', :author => 'two')
group = RowGroup.new
['two', 'three', 'four', 'five', 'six', 'seven'].each do |title|
group.add_child(Row.new.set_cell_values(:title => title))
end
row.add_child(group)
row.raw_column_data('title').should == ['one', 'two', 'three', 'four', 'five', 'six', 'seven']
end
end
describe "#collapse" do
# row: foo
# group
# row: bar
# => foo | bar
context "for a single row in a single child group" do
before(:each) do
@row = Row.new
@row.set_cell_values(:foo => "foo").add_child(
RowGroup.new.add_child(
Row.new.set_cell_values(:bar => "bar")
)
)
@row.collapse!
end
it "pulls the cells up into the parent" do
@row.cells.should == {"foo" => "foo", "bar" => "bar"}
end
it "dereferences the now-defunct group" do
@row.children.length.should == 0
end
end
# row: foo
# group
# row: bar
# row: baz
# => foo | bar
# | baz
context "for two rows in a single child group" do
before(:each) do
@row = Row.new
@row.set_cell_values(:foo => "foo").add_child(
RowGroup.new.add_children([
Row.new.set_cell_values(:bar => "bar"),
Row.new.set_cell_values(:bar => "baz")
])
)
@row.collapse!
end
it "pulls the cells from the first row up into the parent" do
@row.cells.should == {"foo" => "foo", "bar" => "bar"}
end
it "deletes the absorbed row but leaves the second row in the group" do
@row.children.length.should == 1
@row.children.first.children.length.should == 1
@row.children.first.children.first.cells.should == {"bar" => "baz"}
end
end
# row: foo
# group
# row: bar
# group
# row: baz
# => foo | bar | baz
context "for two groups with a single row each" do
before(:each) do
@row = Row.new
@row.set_cell_values(:foo => "foo").add_children([
RowGroup.new.add_child(
Row.new.set_cell_values(:bar => "bar")
),
RowGroup.new.add_child(
Row.new.set_cell_values(:baz => "baz")
)
])
@row.collapse!
end
it "pulls the cells from both groups into the parent" do
@row.cells.should == {"foo" => "foo", "bar" => "bar", "baz" => "baz"}
end
it "dereferences both now-defunct groups" do
@row.children.length.should == 0
end
end
# row: foo
# group
# row: bar
# group
# => foo | bar |
context "for two groups, one of which has no rows (aka, we hit an empty association)" do
before(:each) do
@row = Row.new
@row.set_cell_values(:foo => "foo").add_children([
RowGroup.new.add_child(
Row.new.set_cell_values(:bar => "bar")
),
RowGroup.new
])
@row.collapse!
end
it "pulls the cells from both groups into the parent" do
@row.cells.should == {"foo" => "foo", "bar" => "bar"}
end
it "dereferences both now-defunct groups" do
@row.children.length.should == 0
end
end
# row: foo
# group
# row: bar
# group
# row: baz
# row: bazaar
# => foo | bar | baz
# | bazaar
context "for two groups, one with a single row and one with two rows" do
before(:each) do
@row = Row.new
@row.set_cell_values(:foo => "foo").add_children([
RowGroup.new.add_child(
Row.new.set_cell_values(:bar => "bar")
),
RowGroup.new.add_children([
Row.new.set_cell_values(:baz => "baz"),
Row.new.set_cell_values(:baz => "bazaar"),
]),
])
@row.collapse!
end
it "pulls the single row and the first row from the double into itself" do
@row.cells.should == {"foo" => "foo", "bar" => "bar", "baz" => "baz"}
end
it "keeps the second row from the second group in its own group" do
@row.children.length.should == 1
@row.children.first.children.length.should == 1
@row.children.first.children.first.cells.should == {"baz" => "bazaar"}
end
end
# row: foo
# group
# row: bar
# group
# row: baz
# => foo | bar | baz
context "for two nested groups, each with one row" do
before(:each) do
@row = Row.new
@row.set_cell_values(:foo => "foo").add_child(
RowGroup.new.add_child(
Row.new.set_cell_values(:bar => "bar").add_child(
RowGroup.new.add_child(
Row.new.set_cell_values(:baz => "baz")
)
)
)
)
@row.collapse!
end
it "pulls the cells from both groups into the parent" do
@row.cells.should == {"foo" => "foo", "bar" => "bar", "baz" => "baz"}
end
it "dereferences both now-defunct groups" do
@row.children.length.should == 0
end
end
# row: foo
# group
# row: bar
# group
# row: baz
# row: bazaar
# => foo | bar | baz
# | bazaar
context "for a child with one row, which itself has multiple rows" do
before(:each) do
@row = Row.new
@row.set_cell_values(:foo => "foo").add_child(
RowGroup.new.add_child(
Row.new.set_cell_values(:bar => "bar").add_child(
RowGroup.new.add_children([
Row.new.set_cell_values(:baz => "baz"),
Row.new.set_cell_values(:baz => "bazaar")
])
)
)
)
@row.collapse!
end
it "pulls the first row from each group up into itself" do
@row.cells.should == {"foo" => "foo", "bar" => "bar", "baz" => "baz"}
end
it "deletes only the intermediary group" do
@row.children.length.should == 1
@row.children.first.children.length.should == 1
@row.children.first.children.first.cells.should == {"baz" => "bazaar"}
end
end
# row: foo
# group
# row: bar
# row: bar2
# group
# row: bazaar
# row: bazaar2
# => foo | bar |
# | bar2 |
# | | bazaar
# | | bazaar2
context "for multiple children with multiple rows" do
before(:each) do
@row = Row.new
@row.set_cell_values(:foo => "foo").add_children([
RowGroup.new.add_children([
Row.new.set_cell_values(:bar => "bar"),
Row.new.set_cell_values(:bar => "bar2"),
]),
RowGroup.new.add_children([
Row.new.set_cell_values(:baz => "bazaar"),
Row.new.set_cell_values(:baz => "bazaar2"),
])
])
@row.collapse!
end
it "pulls the first row from the first group into the parent" do
@row.cells.should == {"foo" => "foo", "bar" => "bar"}
end
it "leaves the second row in the first group" do
@row.children.length.should == 2
@row.children.first.children.length.should == 1
@row.children.first.children.first.cells.should == {"bar" => "bar2"}
end
it "leaves the second group alone" do
@row.children.last.children.length.should == 2
@row.children.last.children.first.cells.should == {"baz" => "bazaar"}
@row.children.last.children.last.cells.should == {"baz" => "bazaar2"}
end
end
# row: foo
# group
# row: bar
# group
# row: bare
# row: bart
# row: baz
# group
# row: bazaar
# row: bizarre
# => foo | bar | bare
# | | bart
# | baz | bazaar
# | | bizarre
context "for multiple children with multiple children" do
before(:each) do
@row = Row.new
@row.set_cell_values(:foo => "foo").add_child(
RowGroup.new.add_children([
Row.new.set_cell_values(:bar => "bar").add_child(
RowGroup.new.add_children([
Row.new.set_cell_values(:barry => "bare"),
Row.new.set_cell_values(:barry => "bart")
])
),
Row.new.set_cell_values(:bar => "baz").add_child(
RowGroup.new.add_children([
Row.new.set_cell_values(:barry => "bazaar"),
Row.new.set_cell_values(:barry => "bizarre")
])
)
])
)
@row.collapse!
end
it "pulls the first row from the first child into itself" do
@row.cells.should == {"foo" => "foo", "bar" => "bar", "barry" => "bare"}
end
it "leaves the second row from the first child in the first group" do
@row.children.first.children.first.cells.should == {"barry" => "bart"}
end
it "collapses the second group" do
@row.children.last.children.first.cells.should == {"bar" => "baz", "barry" => "bazaar"}
@row.children.last.children.first.children.first.children.first.cells.should == {"barry" => "bizarre"}
end
end
end
end
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