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require File.dirname(__FILE__) + '/../../spec_helper.rb'
module Spec
module Runner
describe Options do
before(:each) do
@err = StringIO.new('')
@out = StringIO.new('')
@options = Options.new(@err, @out)
end
after(:each) do
Spec::Expectations.differ = nil
end
describe "#examples" do
it "should default to empty array" do
@options.examples.should == []
end
end
describe "#include_pattern" do
it "should default to '**/*_spec.rb'" do
@options.filename_pattern.should == "**/*_spec.rb"
end
end
describe "#files_to_load" do
it "should load files not following pattern if named explicitly" do
file = File.expand_path(File.dirname(__FILE__) + "/resources/a_bar.rb")
@options.files << file
@options.files_to_load.should include(file)
end
describe "with default --pattern" do
it "should load files named _spec.rb" do
dir = File.expand_path(File.dirname(__FILE__) + "/resources/")
@options.files << dir
@options.files_to_load.should == ["#{dir}/a_spec.rb"]
end
end
describe "with explicit pattern (single)" do
before(:each) do
@options.filename_pattern = "**/*_foo.rb"
end
it "should load files following pattern" do
file = File.expand_path(File.dirname(__FILE__) + "/resources/a_foo.rb")
@options.files << file
@options.files_to_load.should include(file)
end
it "should load files in directories following pattern" do
dir = File.expand_path(File.dirname(__FILE__) + "/resources")
@options.files << dir
@options.files_to_load.should include("#{dir}/a_foo.rb")
end
it "should not load files in directories not following pattern" do
dir = File.expand_path(File.dirname(__FILE__) + "/resources")
@options.files << dir
@options.files_to_load.should_not include("#{dir}/a_bar.rb")
end
end
describe "with explicit pattern (comma,separated,values)" do
before(:each) do
@options.filename_pattern = "**/*_foo.rb,**/*_bar.rb"
end
it "should support comma separated values" do
dir = File.expand_path(File.dirname(__FILE__) + "/resources")
@options.files << dir
@options.files_to_load.should include("#{dir}/a_foo.rb")
@options.files_to_load.should include("#{dir}/a_bar.rb")
end
it "should support comma separated values with spaces" do
dir = File.expand_path(File.dirname(__FILE__) + "/resources")
@options.files << dir
@options.files_to_load.should include("#{dir}/a_foo.rb")
@options.files_to_load.should include("#{dir}/a_bar.rb")
end
end
end
describe "#backtrace_tweaker" do
it "should default to QuietBacktraceTweaker" do
@options.backtrace_tweaker.class.should == QuietBacktraceTweaker
end
end
describe "#dry_run" do
it "should default to false" do
@options.dry_run.should == false
end
end
describe "#context_lines" do
it "should default to 3" do
@options.context_lines.should == 3
end
end
describe "#parse_diff with nil" do
before(:each) do
@options.parse_diff nil
end
it "should make diff_format unified" do
@options.diff_format.should == :unified
end
it "should set Spec::Expectations.differ to be a default differ" do
Spec::Expectations.differ.class.should ==
::Spec::Expectations::Differs::Default
end
end
describe "#parse_diff with 'unified'" do
before(:each) do
@options.parse_diff 'unified'
end
it "should make diff_format unified and uses default differ_class" do
@options.diff_format.should == :unified
@options.differ_class.should equal(Spec::Expectations::Differs::Default)
end
it "should set Spec::Expectations.differ to be a default differ" do
Spec::Expectations.differ.class.should ==
::Spec::Expectations::Differs::Default
end
end
describe "#parse_diff with 'context'" do
before(:each) do
@options.parse_diff 'context'
end
it "should make diff_format context and uses default differ_class" do
@options.diff_format.should == :context
@options.differ_class.should == Spec::Expectations::Differs::Default
end
it "should set Spec::Expectations.differ to be a default differ" do
Spec::Expectations.differ.class.should ==
::Spec::Expectations::Differs::Default
end
end
describe "#parse_diff with Custom::Differ" do
before(:each) do
@options.parse_diff 'Custom::Differ'
end
it "should use custom differ_class" do
@options.diff_format.should == :custom
@options.differ_class.should == Custom::Differ
Spec::Expectations.differ.should be_instance_of(Custom::Differ)
end
it "should set Spec::Expectations.differ to be a default differ" do
Spec::Expectations.differ.class.should ==
::Custom::Differ
end
end
describe "#parse_diff with missing class name" do
it "should raise error" do
lambda { @options.parse_diff "Custom::MissingDiffer" }.should raise_error(NameError)
@err.string.should match(/Couldn't find differ class Custom::MissingDiffer/n)
end
end
describe "#parse_example" do
it "with argument thats not a file path, sets argument as the example" do
example = "something or other"
File.file?(example).should == false
@options.parse_example example
@options.examples.should eql(["something or other"])
end
it "with argument that is a file path, sets examples to contents of the file" do
example = "#{File.dirname(__FILE__)}/examples.txt"
File.should_receive(:file?).with(example).and_return(true)
file = StringIO.new("Sir, if you were my husband, I would poison your drink.\nMadam, if you were my wife, I would drink it.")
File.should_receive(:open).with(example).and_return(file)
@options.parse_example example
@options.examples.should eql([
"Sir, if you were my husband, I would poison your drink.",
"Madam, if you were my wife, I would drink it."
])
end
end
describe "#examples_should_not_be_run" do
it "should cause #run_examples to return true and do nothing" do
@options.examples_should_not_be_run
ExampleGroupRunner.should_not_receive(:new)
@options.run_examples.should be_true
end
end
describe "#load_class" do
it "should raise error when not class name" do
lambda do
@options.__send__(:load_class, 'foo', 'fruit', '--food')
end.should raise_error('"foo" is not a valid class name')
end
end
describe "#reporter" do
it "returns a Reporter" do
@options.reporter.should be_instance_of(Reporter)
@options.reporter.options.should === @options
end
end
describe "#add_example_group affecting passed in example_group" do
it "runs all examples when options.examples is nil" do
example_1_has_run = false
example_2_has_run = false
@example_group = Class.new(::Spec::Example::ExampleGroup).describe("Some Examples") do
it "runs 1" do
example_1_has_run = true
end
it "runs 2" do
example_2_has_run = true
end
end
@options.examples = nil
@options.add_example_group @example_group
@options.run_examples
example_1_has_run.should be_true
example_2_has_run.should be_true
end
it "keeps all example_definitions when options.examples is empty" do
example_1_has_run = false
example_2_has_run = false
@example_group = Class.new(::Spec::Example::ExampleGroup).describe("Some Examples") do
it "runs 1" do
example_1_has_run = true
end
it "runs 2" do
example_2_has_run = true
end
end
@options.examples = []
@options.add_example_group @example_group
@options.run_examples
example_1_has_run.should be_true
example_2_has_run.should be_true
end
end
describe "#add_example_group affecting example_group" do
it "adds example_group when example_group has example_definitions and is not shared" do
@example_group = Class.new(::Spec::Example::ExampleGroup).describe("Some Examples") do
it "uses this example_group" do
end
end
@options.number_of_examples.should == 0
@options.add_example_group @example_group
@options.number_of_examples.should == 1
@options.example_groups.length.should == 1
end
end
describe "#remove_example_group" do
it "should remove the ExampleGroup from the list of ExampleGroups" do
@example_group = Class.new(::Spec::Example::ExampleGroup).describe("Some Examples") do
end
@options.add_example_group @example_group
@options.example_groups.should include(@example_group)
@options.remove_example_group @example_group
@options.example_groups.should_not include(@example_group)
end
end
describe "#run_examples" do
describe "when not given a custom runner" do
it "should use the standard" do
runner = ::Spec::Runner::ExampleGroupRunner.new(@options)
::Spec::Runner::ExampleGroupRunner.should_receive(:new).
with(@options).
and_return(runner)
@options.user_input_for_runner = nil
@options.run_examples
end
end
describe "when given a custom runner" do
it "should use the custom runner" do
runner = Custom::ExampleGroupRunner.new(@options, nil)
Custom::ExampleGroupRunner.should_receive(:new).
with(@options, nil).
and_return(runner)
@options.user_input_for_runner = "Custom::ExampleGroupRunner"
@options.run_examples
end
it "should use the custom runner with extra options" do
runner = Custom::ExampleGroupRunner.new(@options, 'something')
Custom::ExampleGroupRunner.should_receive(:new).
with(@options, 'something').
and_return(runner)
@options.user_input_for_runner = "Custom::ExampleGroupRunner:something"
@options.run_examples
end
end
describe "when there are examples" do
before(:each) do
@example_group = Class.new(::Spec::Example::ExampleGroup)
@options.add_example_group @example_group
@options.formatters << Formatter::BaseTextFormatter.new(@options, @out)
end
it "runs the Examples and outputs the result" do
@options.run_examples
@out.string.should include("0 examples, 0 failures")
end
it "sets #examples_run? to true" do
@options.examples_run?.should be_false
@options.run_examples
@options.examples_run?.should be_true
end
describe "and the suite passes" do
before do
@example_group.should_receive(:run).and_return(true)
end
it "invokes after_suite_parts with true" do
success_result = nil
@options.after_suite_parts << lambda do |success|
success_result = success
end
@options.run_examples
success_result.should be_true
end
end
describe "and the suite fails" do
before do
@example_group.should_receive(:run).and_return(false)
end
it "invokes after_suite_parts with false" do
success_result = nil
@options.after_suite_parts << lambda do |success|
success_result = success
end
@options.run_examples
success_result.should be_false
end
end
describe "when using heckle runner" do
before(:each) do
@heckle_runner_mock = mock("HeckleRunner")
@options.heckle_runner = @heckle_runner_mock
end
it "should heckle" do
@heckle_runner_mock.should_receive(:heckle_with)
@options.run_examples
end
it "shouldn't heckle recursively" do
heckled = false
@heckle_runner_mock.should_receive(:heckle_with) {
heckled.should == false
heckled = true
@options.run_examples
}
@options.run_examples
end
it "shouldn't load spec files twice" do
example_runner = mock("ExampleGroupRunner")
example_runner_inside_heckle = mock("ExampleGroupRunner inside Heckle")
ExampleGroupRunner.should_receive(:new).twice.and_return(
example_runner, example_runner_inside_heckle
)
example_runner.stub!(:run)
example_runner.should_receive(:load_files)
@heckle_runner_mock.stub!(:heckle_with).and_return { @options.run_examples }
example_runner_inside_heckle.stub!(:run)
example_runner_inside_heckle.should_not_receive(:load_files)
@options.run_examples
end
end
end
describe "when there are no examples" do
before(:each) do
@options.formatters << Formatter::BaseTextFormatter.new(@options, @out)
end
it "does not run Examples and does not output a result" do
@options.run_examples
@out.string.should_not include("examples")
@out.string.should_not include("failures")
end
it "sets #examples_run? to false" do
@options.examples_run?.should be_false
@options.run_examples
@options.examples_run?.should be_false
end
it "invokes after_suite_parts with true" do
success_result = nil
@options.after_suite_parts << lambda do |success|
success_result = success
end
@options.run_examples
success_result.should be_true
end
end
end
end
end
end
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