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synced 2022-11-09 12:35:05 -05:00
e61354693f
Just discovered this nice feature of RSpec where it can load all files for us. Works with `bundle exec rake` and `bundle exec rspec spec/file_spec.rb`, which covers all use cases.
262 lines
7.5 KiB
Ruby
262 lines
7.5 KiB
Ruby
describe Pry::Code do
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describe '.from_file' do
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specify 'read lines from a file on disk' do
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expect(Pry::Code.from_file('lib/pry.rb').length).to be > 0
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end
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specify 'read lines from Pry\'s line buffer' do
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pry_eval ':hay_guys'
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expect(Pry::Code.from_file('(pry)').grep(/:hay_guys/).length).to eq 1
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end
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specify 'default to unknown' do
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temp_file('') do |f|
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expect(Pry::Code.from_file(f.path).code_type).to eq :unknown
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end
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end
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specify 'check the extension' do
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temp_file('.c') do |f|
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expect(Pry::Code.from_file(f.path).code_type).to eq :c
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end
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end
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specify 'raise an error if the file doesn\'t exist' do
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expect do
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Pry::Code.from_file('/knalkjsdnalsd/alkjdlkq')
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end.to raise_error MethodSource::SourceNotFoundError
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end
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specify 'check for files relative to origin pwd' do
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Dir.chdir('spec') do
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expect(Pry::Code.from_file('spec/' + File.basename(__FILE__)).code_type).to eq :ruby
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end
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end
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specify 'check for Ruby files relative to origin pwd with `.rb` omitted' do
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Dir.chdir('spec') do
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expect(Pry::Code.from_file('spec/' + File.basename(__FILE__, '.*')).code_type).to eq :ruby
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end
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end
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specify 'find files that are relative to the current working directory' do
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Dir.chdir('spec') do
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expect(Pry::Code.from_file(File.basename(__FILE__)).code_type).to eq :ruby
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end
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end
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describe 'find Ruby files relative to $LOAD_PATH' do
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before do
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$LOAD_PATH << 'spec/fixtures'
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end
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after do
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$LOAD_PATH.delete 'spec/fixtures'
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end
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it 'finds files with `.rb` extension' do
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expect(Pry::Code.from_file('slinky.rb').code_type).to eq :ruby
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end
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it 'finds files with `.rb` omitted' do
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expect(Pry::Code.from_file('slinky').code_type).to eq :ruby
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end
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it 'finds files in a relative directory with `.rb` extension' do
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expect(Pry::Code.from_file('../helper.rb').code_type).to eq :ruby
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end
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it 'finds files in a relative directory with `.rb` omitted' do
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expect(Pry::Code.from_file('../helper').code_type).to eq :ruby
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end
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it "doesn't confuse files with the same name, but without an extension" do
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expect(Pry::Code.from_file('cat_load_path').code_type).to eq :unknown
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end
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it "doesn't confuse files with the same name, but with an extension" do
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expect(Pry::Code.from_file('cat_load_path.rb').code_type).to eq :ruby
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end
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it "recognizes special Ruby files without extensions" do
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expect(Pry::Code.from_file('Gemfile').code_type).to eq :ruby
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end
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end
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end
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describe '.from_method' do
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specify 'read lines from a method\'s definition' do
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m = Pry::Method.from_obj(Pry, :load_history)
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expect(Pry::Code.from_method(m).length).to be > 0
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end
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end
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describe '#initialize' do
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before do
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@str = Pry::Helpers::CommandHelpers.unindent <<-CODE
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def hay
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:guys
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end
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CODE
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@array = ['def hay', ' :guys', 'end']
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end
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specify 'break a string into lines' do
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expect(Pry::Code.new(@str).length).to eq 3
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end
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specify 'accept an array' do
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expect(Pry::Code.new(@array).length).to eq 3
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end
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it 'an array or string specify produce an equivalent object' do
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expect(Pry::Code.new(@str)).to eq Pry::Code.new(@array)
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end
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end
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describe 'filters and formatters' do
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before do
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@code = Pry::Code(Pry::Helpers::CommandHelpers.unindent <<-STR)
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class MyProgram
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def self.main
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puts 'Hello, world!'
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end
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end
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STR
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end
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describe 'filters' do
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describe '#between' do
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specify 'work with an inclusive range' do
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@code = @code.between(1..3)
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expect(@code.length).to eq 3
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expect(@code).to match(/\Aclass MyProgram/)
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expect(@code).to match(/world!'\Z/)
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end
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specify 'default to an inclusive range' do
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@code = @code.between(3, 5)
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expect(@code.length).to eq 3
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end
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specify 'work with an exclusive range' do
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@code = @code.between(2...4)
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expect(@code.length).to eq 2
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expect(@code).to match(/\A def self/)
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expect(@code).to match(/world!'\Z/)
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end
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specify 'use real line numbers for positive indices' do
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@code = @code.after(3, 3)
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@code = @code.between(4, 4)
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expect(@code.length).to eq 1
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expect(@code).to match(/\A end\Z/)
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end
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end
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describe '#before' do
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specify 'work' do
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@code = @code.before(3, 1)
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expect(@code).to match(/\A def self\.main\Z/)
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end
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end
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describe '#around' do
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specify 'work' do
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@code = @code.around(3, 1)
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expect(@code.length).to eq 3
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expect(@code).to match(/\A def self/)
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expect(@code).to match(/ end\Z/)
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end
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end
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describe '#after' do
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specify 'work' do
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@code = @code.after(3, 1)
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expect(@code).to match(/\A end\Z/)
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end
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end
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describe '#grep' do
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specify 'work' do
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@code = @code.grep(/end/)
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expect(@code.length).to eq 2
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end
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end
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end
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describe 'formatters' do
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describe '#with_line_numbers' do
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specify 'show line numbers' do
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@code = @code.with_line_numbers
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expect(@code).to match(/1:/)
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end
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specify 'pad multiline units created with edit command' do
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multiline_unit = "def am_i_pretty?\n 'yes i am'\n end"
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code = Pry::Code.new(multiline_unit).with_line_numbers
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middle_line = code.split("\n")[1]
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expect(middle_line).to match(/2: 'yes i am'/)
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end
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specify 'disable line numbers when falsy' do
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@code = @code.with_line_numbers
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@code = @code.with_line_numbers(false)
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expect(@code).not_to match(/1:/)
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end
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end
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describe '#with_marker' do
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specify 'show a marker in the right place' do
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@code = @code.with_marker(2)
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expect(@code).to match(/^ => def self/)
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end
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specify 'disable the marker when falsy' do
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@code = @code.with_marker(2)
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@code = @code.with_marker(false)
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expect(@code).to match(/^ def self/)
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end
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end
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describe '#with_indentation' do
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specify 'indent the text' do
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@code = @code.with_indentation(2)
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expect(@code).to match(/^ def self/)
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end
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specify 'disable the indentation when falsy' do
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@code = @code.with_indentation(2)
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@code = @code.with_indentation(false)
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expect(@code).to match(/^ def self/)
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end
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end
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end
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describe 'composition' do
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describe 'grep and with_line_numbers' do
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specify 'work' do
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@code = @code.grep(/end/).with_line_numbers
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expect(@code).to match(/\A4: end/)
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expect(@code).to match(/5: end\Z/)
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end
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end
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describe 'grep and before and with_line_numbers' do
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specify 'work' do
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@code = @code.grep(/e/).before(5, 5).with_line_numbers
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expect(@code).to match(/\A2: def self.main\n3:/)
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expect(@code).to match(/4: end\Z/)
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end
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end
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describe 'before and after' do
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specify 'work' do
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@code = @code.before(4, 2).after(2)
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expect(@code).to eq " puts 'Hello, world!'"
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end
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end
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end
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end
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end
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