155 lines
4.5 KiB
Ruby
155 lines
4.5 KiB
Ruby
require 'spec_helper'
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describe Guard::Dsl do
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subject { Guard::Dsl }
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before(:each) do
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::Guard.stub!(:add_guard)
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end
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it "displays an error message when no Guardfile is found" do
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subject.stub(:guardfile_path).and_return("no_guardfile_here")
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Guard::UI.should_receive(:error).with("No Guardfile found, please create one.")
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lambda { subject.evaluate_guardfile }.should raise_error
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end
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it "displays an error message when the Guardfile is not valid" do
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mock_guardfile_content("This Guardfile is invalid!")
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Guard::UI.should_receive(:error).with(/Invalid Guardfile, original error is:\n/)
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lambda { subject.evaluate_guardfile }.should raise_error
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end
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describe ".guardfile_path" do
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let(:local_path) { File.join(Dir.pwd, 'Guardfile') }
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let(:user_path) { File.join(ENV["HOME"], 'Guardfile') }
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before do
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File.stub(:exist? => false)
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end
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context "when there is a local Guardfile" do
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it "returns the path to the local Guardfile" do
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File.stub(:exist?).with(local_path).and_return(true)
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subject.guardfile_path.should == local_path
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end
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end
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context "when there is a Guardfile in the user's home directory" do
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it "returns the path to the user Guardfile" do
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File.stub(:exist?).with(user_path).and_return(true)
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subject.guardfile_path.should == user_path
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end
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end
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context "when there's both a local and user Guardfile" do
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it "returns the path to the local Guardfile" do
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File.stub(:exist?).with(local_path).and_return(true)
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File.stub(:exist?).with(user_path).and_return(true)
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subject.guardfile_path.should == local_path
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end
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end
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end
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describe ".guardfile_include?" do
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it "detects a Guard specified by a string with simple quotes" do
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mock_guardfile_content("guard 'test'")
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subject.guardfile_include?('test').should be_true
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end
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it "detects a Guard specified by a string with double quotes" do
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mock_guardfile_content('guard "test"')
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subject.guardfile_include?('test').should be_true
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end
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it "detects a Guard specified by a symbol" do
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mock_guardfile_content("guard :test")
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subject.guardfile_include?('test').should be_true
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end
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it "detects a Guard wrapped in parentheses" do
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mock_guardfile_content("guard(:test)")
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subject.guardfile_include?('test').should be_true
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end
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end
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describe "#group" do
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before do
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mock_guardfile_content("
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group 'x' do
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guard 'test' do
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watch('c')
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end
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end
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group 'y' do
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guard 'another' do
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watch('c')
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end
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end")
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end
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it "evaluates only the specified group" do
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::Guard.should_receive(:add_guard).with('test', anything, {})
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::Guard.should_not_receive(:add_guard).with('another', anything, {})
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subject.evaluate_guardfile(:group => ['x'])
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end
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it "evaluates only the specified groups" do
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::Guard.should_receive(:add_guard).with('test', anything, {})
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::Guard.should_receive(:add_guard).with('another', anything, {})
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subject.evaluate_guardfile(:group => ['x', 'y'])
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end
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end
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describe "#guard" do
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it "loads a Guard specified as a string from the DSL" do
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mock_guardfile_content("guard 'test'")
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::Guard.should_receive(:add_guard).with('test', [], {})
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subject.evaluate_guardfile
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end
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it "loads a Guard specified as a symbol from the DSL" do
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mock_guardfile_content("guard :test")
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::Guard.should_receive(:add_guard).with(:test, [], {})
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subject.evaluate_guardfile
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end
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it "receives the options when specified" do
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mock_guardfile_content("guard 'test', :opt_a => 1, :opt_b => 'fancy'")
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::Guard.should_receive(:add_guard).with('test', anything, { :opt_a => 1, :opt_b => 'fancy' })
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subject.evaluate_guardfile
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end
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end
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describe "#watch" do
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it "should receive the watchers when specified" do
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mock_guardfile_content("
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guard 'test' do
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watch('a') { 'b' }
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watch('c')
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end")
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::Guard.should_receive(:add_guard).with('test', anything, {}) do |name, watchers, options|
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watchers.size.should == 2
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watchers[0].pattern.should == 'a'
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watchers[0].action.call.should == proc { 'b' }.call
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watchers[1].pattern.should == 'c'
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watchers[1].action.should be_nil
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end
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subject.evaluate_guardfile
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end
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end
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private
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def mock_guardfile_content(content)
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File.stub!(:read).with(subject.guardfile_path) { content }
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end
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end
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