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require 'spec_helper'
# ----------------------------------------------------------------------------
# Shared specs for all Collection types...
# ----------------------------------------------------------------------------
shared_examples_for "LineCollection" do
before(:each) do
@collection << (@c1 = IniParse::Lines::Comment.new)
@collection << @i1
@collection << @i2
@collection << (@b1 = IniParse::Lines::Blank.new)
@collection << @i3
@collection << (@b2 = IniParse::Lines::Blank.new)
end
describe '#each' do
it 'should remove blanks and comments by default' do
@collection.each { |l| expect(l).to be_kind_of(@i1.class) }
end
it 'should not remove blanks and comments if true is given' do
arr = []
# map(true)->each(true) not possible with Enumerable
@collection.each(true) do |line|
arr << line
end
expect(arr).to eq([@c1, @i1, @i2, @b1, @i3, @b2])
end
end
describe '#[]' do
it 'should fetch the correct value' do
expect(@collection['first']).to eq(@i1)
expect(@collection['second']).to eq(@i2)
expect(@collection['third']).to eq(@i3)
end
it 'should return nil if the given key does not exist' do
expect(@collection['does not exist']).to be_nil
end
end
describe '#[]=' do
it 'should successfully add a new key' do
@collection['fourth'] = @new
expect(@collection['fourth']).to eq(@new)
end
it 'should successfully update an existing key' do
@collection['second'] = @new
expect(@collection['second']).to eq(@new)
# Make sure the old data is gone.
expect(@collection.detect { |s| s.key == 'second' }).to be_nil
end
it 'should typecast given keys to a string' do
@collection[:a_symbol] = @new
expect(@collection['a_symbol']).to eq(@new)
end
end
describe '#<<' do
it 'should set the key correctly if given a new item' do
expect(@collection).not_to have_key(@new.key)
@collection << @new
expect(@collection).to have_key(@new.key)
end
it 'should append Blank lines' do
@collection << IniParse::Lines::Blank.new
expect(@collection.instance_variable_get(:@lines).last).to \
be_kind_of(IniParse::Lines::Blank)
end
it 'should append Comment lines' do
@collection << IniParse::Lines::Comment.new
expect(@collection.instance_variable_get(:@lines).last).to \
be_kind_of(IniParse::Lines::Comment)
end
it 'should return self' do
expect(@collection << @new).to eq(@collection)
end
end
describe '#delete' do
it 'should remove the given value and adjust the indicies' do
expect(@collection['second']).not_to be_nil
@collection.delete('second')
expect(@collection['second']).to be_nil
expect(@collection['first']).to eq(@i1)
expect(@collection['third']).to eq(@i3)
end
it "should do nothing if the supplied key does not exist" do
@collection.delete('does not exist')
expect(@collection['first']).to eq(@i1)
expect(@collection['third']).to eq(@i3)
end
end
describe '#to_a' do
it 'should return an array' do
expect(@collection.to_a).to be_kind_of(Array)
end
it 'should include all lines' do
expect(@collection.to_a).to eq([@c1, @i1, @i2, @b1, @i3, @b2])
end
it 'should include references to the same line objects as the collection' do
@collection << @new
expect(@collection.to_a.last.object_id).to eq(@new.object_id)
end
end
describe '#to_hash' do
it 'should return a hash' do
expect(@collection.to_hash).to be_kind_of(Hash)
end
it 'should have the correct keys' do
hash = @collection.to_hash
expect(hash.keys.length).to eq(3)
expect(hash).to have_key('first')
expect(hash).to have_key('second')
expect(hash).to have_key('third')
end
it 'should have the correct values' do
hash = @collection.to_hash
expect(hash['first']).to eq(@i1)
expect(hash['second']).to eq(@i2)
expect(hash['third']).to eq(@i3)
end
end
describe '#keys' do
it 'should return an array of strings' do
expect(@collection.keys).to eq(['first', 'second', 'third'])
end
end
end
# ----------------------------------------------------------------------------
# On with the collection specs...
# ----------------------------------------------------------------------------
describe 'IniParse::OptionCollection' do
before(:each) do
@collection = IniParse::OptionCollection.new
@i1 = IniParse::Lines::Option.new('first', 'v1')
@i2 = IniParse::Lines::Option.new('second', 'v2')
@i3 = IniParse::Lines::Option.new('third', 'v3')
@new = IniParse::Lines::Option.new('fourth', 'v4')
end
it_should_behave_like 'LineCollection'
describe '#<<' do
it 'should raise a LineNotAllowed exception if a Section is pushed' do
expect { @collection << IniParse::Lines::Section.new('s') }.to \
raise_error(IniParse::LineNotAllowed)
end
it 'should add the Option as a duplicate if an option with the same key exists' do
option_one = IniParse::Lines::Option.new('k', 'value one')
option_two = IniParse::Lines::Option.new('k', 'value two')
@collection << option_one
@collection << option_two
expect(@collection['k']).to eq([option_one, option_two])
end
end
describe '#keys' do
it 'should handle duplicates' do
@collection << @i1 << @i2 << @i3
@collection << IniParse::Lines::Option.new('first', 'v5')
expect(@collection.keys).to eq(['first', 'second', 'third'])
end
end
end
describe 'IniParse::SectionCollection' do
before(:each) do
@collection = IniParse::SectionCollection.new
@i1 = IniParse::Lines::Section.new('first')
@i2 = IniParse::Lines::Section.new('second')
@i3 = IniParse::Lines::Section.new('third')
@new = IniParse::Lines::Section.new('fourth')
end
it_should_behave_like 'LineCollection'
describe '#<<' do
it 'should add merge Section with the other, if it is a duplicate' do
new_section = IniParse::Lines::Section.new('first')
@collection << @i1
expect(@i1).to receive(:merge!).with(new_section).once
@collection << new_section
end
end
end
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