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require 'spec_helper'
describe ReverseMarkdown::Cleaner do
let(:cleaner) { ReverseMarkdown::Cleaner.new }
describe '#remove_newlines' do
it 'removes more than 2 subsequent newlines' do
result = cleaner.remove_newlines("foo\n\n\nbar")
expect(result).to eq "foo\n\nbar"
end
it 'skips single and double newlines' do
result = cleaner.remove_newlines("foo\nbar\n\nbaz")
expect(result).to eq "foo\nbar\n\nbaz"
end
end
describe '#remove_inner_whitespaces' do
it 'removes duplicate whitespaces from the string' do
result = cleaner.remove_inner_whitespaces('foo bar')
expect(result).to eq "foo bar"
end
it 'performs changes for multiple lines' do
result = cleaner.remove_inner_whitespaces("foo bar\nbar foo")
expect(result).to eq "foo bar\nbar foo"
end
it 'keeps leading whitespaces' do
result = cleaner.remove_inner_whitespaces(" foo bar\n bar foo")
expect(result).to eq " foo bar\n bar foo"
end
it 'keeps trailing whitespaces' do
result = cleaner.remove_inner_whitespaces("foo \n")
expect(result).to eq "foo \n"
end
it 'keeps trailing newlines' do
result = cleaner.remove_inner_whitespaces("foo\n")
expect(result).to eq "foo\n"
end
it 'removes tabs as well' do
result = cleaner.remove_inner_whitespaces("foo\t \tbar")
expect(result).to eq "foo bar"
end
it 'keeps lines that only contain whitespace' do
result = cleaner.remove_inner_whitespaces("foo \nbar \n \n \nfoo")
expect(result).to eq "foo \nbar \n \n \nfoo"
end
end
describe '#clean_punctuation_characters' do
it 'removes whitespace between tag end and punctuation characters' do
input = "**fat** . ~~strike~~ ? __italic__ ! "
result = cleaner.clean_punctuation_characters(input)
expect(result).to eq "**fat**. ~~strike~~? __italic__! "
end
end
describe '#clean_tag_borders' do
context 'with default_border is set to space' do
before { ReverseMarkdown.config.tag_border = ' ' }
it 'removes not needed whitespaces from strong tags' do
input = "foo ** foobar ** bar"
result = cleaner.clean_tag_borders(input)
expect(result).to eq "foo **foobar** bar"
end
it 'remotes leading or trailing whitespaces independently' do
input = "1 **fat ** 2 ** fat** 3"
result = cleaner.clean_tag_borders(input)
expect(result).to eq "1 **fat** 2 **fat** 3"
end
it 'adds whitespaces if there are none' do
input = "1**fat**2"
result = cleaner.clean_tag_borders(input)
expect(result).to eq "1 **fat** 2"
end
it "doesn't add whitespaces to underscore'ed elements if they are part of links" do
input = ""
result = cleaner.clean_tag_borders(input)
expect(result).to eq ""
end
it "still cleans up whitespaces that aren't inside a link" do
input = "now __italic __with following [under__scored](link)"
result = cleaner.clean_tag_borders(input)
expect(result).to eq "now __italic__ with following [under__scored](link)"
end
it 'cleans italic stuff as well' do
input = "1 __italic __ 2 __ italic__ 3__italic __4"
result = cleaner.clean_tag_borders(input)
expect(result).to eq "1 __italic__ 2 __italic__ 3 __italic__ 4"
end
it 'cleans strikethrough stuff as well' do
input = "1 ~~italic ~~ 2 ~~ italic~~ 3~~italic ~~4"
result = cleaner.clean_tag_borders(input)
expect(result).to eq "1 ~~italic~~ 2 ~~italic~~ 3 ~~italic~~ 4"
end
end
context 'with default_border set to no space' do
before { ReverseMarkdown.config.tag_border = '' }
it 'removes not needed whitespaces from strong tags' do
input = "foo ** foobar ** bar"
result = cleaner.clean_tag_borders(input)
expect(result).to eq "foo **foobar** bar"
end
it 'remotes leading or trailing whitespaces independently' do
input = "1 **fat ** 2 ** fat** 3"
result = cleaner.clean_tag_borders(input)
expect(result).to eq "1 **fat** 2 **fat** 3"
end
it 'adds whitespaces if there are none' do
input = "1**fat**2"
result = cleaner.clean_tag_borders(input)
expect(result).to eq "1**fat**2"
end
it "doesn't add whitespaces to underscore'ed elements if they are part of links" do
input = ""
result = cleaner.clean_tag_borders(input)
expect(result).to eq ""
end
it "still cleans up whitespaces that aren't inside a link" do
input = "now __italic __with following [under__scored](link)"
result = cleaner.clean_tag_borders(input)
expect(result).to eq "now __italic__with following [under__scored](link)"
end
it 'cleans italic stuff as well' do
input = "1 __italic __ 2 __ italic__ 3__italic __4"
result = cleaner.clean_tag_borders(input)
expect(result).to eq "1 __italic__ 2 __italic__ 3__italic__4"
end
it 'cleans strikethrough stuff as well' do
input = "1 ~~italic ~~ 2 ~~ italic~~ 3~~italic ~~4"
result = cleaner.clean_tag_borders(input)
expect(result).to eq "1 ~~italic~~ 2 ~~italic~~ 3~~italic~~4"
end
end
end
end
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