220 lines
5.7 KiB
Ruby
220 lines
5.7 KiB
Ruby
require 'helper'
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describe Pry::Code do
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describe '.from_file' do
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should 'read lines from a file on disk' do
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Pry::Code.from_file('lib/pry.rb').length.should > 0
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end
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should 'read lines from Pry\'s line buffer' do
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mock_pry(':hay_guys')
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Pry::Code.from_file('(pry)').grep(/:hay_guys/).length.should == 1
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end
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should 'default to Ruby' do
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temp_file('') do |f|
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Pry::Code.from_file(f.path).code_type.should == :ruby
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end
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end
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should 'check the extension' do
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temp_file('.c') do |f|
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Pry::Code.from_file(f.path).code_type.should == :c
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end
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end
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should 'use the provided extension' do
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temp_file('.c') do |f|
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Pry::Code.from_file(f.path, :ruby).code_type.should == :ruby
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end
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end
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should 'raise an error if the file doesn\'t exist' do
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proc do
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Pry::Code.from_file('/knalkjsdnalsd/alkjdlkq')
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end.should.raise(MethodSource::SourceNotFoundError)
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end
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should 'check for files relative to origin pwd' do
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Dir.chdir('test') do |f|
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Pry::Code.from_file('test/' + File.basename(__FILE__)).code_type.should == :ruby
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end
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end
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should 'find files that are relative to the current working directory' do
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Dir.chdir('test') do |f|
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Pry::Code.from_file(File.basename(__FILE__)).code_type.should == :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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should 'read lines from a method\'s definition' do
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m = Pry::Method.from_obj(Pry, :load_history)
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Pry::Code.from_method(m).length.should > 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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should 'break a string into lines' do
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Pry::Code.new(@str).length.should == 3
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end
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should 'accept an array' do
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Pry::Code.new(@array).length.should == 3
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end
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it 'an array or string should produce an equivalent object' do
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Pry::Code.new(@str).should == 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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should 'work with an inclusive range' do
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@code = @code.between(1..3)
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@code.length.should == 3
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@code.should =~ /\Aclass MyProgram/
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@code.should =~ /world!'\Z/
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end
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should 'default to an inclusive range' do
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@code = @code.between(3, 5)
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@code.length.should == 3
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end
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should 'work with an exclusive range' do
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@code = @code.between(2...4)
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@code.length.should == 2
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@code.should =~ /\A def self/
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@code.should =~ /world!'\Z/
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end
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should '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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@code.length.should == 1
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@code.should =~ /\A end\Z/
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end
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end
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describe '#before' do
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should 'work' do
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@code = @code.before(3, 1)
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@code.should =~ /\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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should 'work' do
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@code = @code.around(3, 1)
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@code.length.should == 3
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@code.should =~ /\A def self/
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@code.should =~ / end\Z/
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end
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end
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describe '#after' do
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should 'work' do
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@code = @code.after(3, 1)
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@code.should =~ /\A end\Z/
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end
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end
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describe '#grep' do
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should 'work' do
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@code = @code.grep(/end/)
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@code.length.should == 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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should 'show line numbers' do
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@code = @code.with_line_numbers
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@code.should =~ /1:/
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end
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should '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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@code.should.not =~ /1:/
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end
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end
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describe '#with_marker' do
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should 'show a marker in the right place' do
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@code = @code.with_marker(2)
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@code.should =~ /^ => def self/
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end
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should '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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@code.should =~ /^ def self/
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end
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end
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describe '#with_indentation' do
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should 'indent the text' do
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@code = @code.with_indentation(2)
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@code.should =~ /^ def self/
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end
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should '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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@code.should =~ /^ 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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should 'work' do
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@code = @code.grep(/end/).with_line_numbers
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@code.should =~ /\A4: end/
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@code.should =~ /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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should 'work' do
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@code = @code.grep(/e/).before(5, 5).with_line_numbers
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@code.should =~ /\A2: def self.main\n3:/
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@code.should =~ /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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should 'work' do
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@code = @code.before(4, 2).after(2)
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@code.should == " 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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