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require File.dirname(__FILE__) + '/../../spec_helper'
require 'mspec/runner/formatters/dotted'
require 'mspec/runner/mspec'
require 'mspec/runner/example'
require 'mspec/utils/script'
describe DottedFormatter, "#initialize" do
it "permits zero arguments" do
DottedFormatter.new
end
it "accepts one argument" do
DottedFormatter.new nil
end
end
describe DottedFormatter, "#register" do
before :each do
@formatter = DottedFormatter.new
MSpec.stub(:register)
end
it "registers self with MSpec for appropriate actions" do
MSpec.should_receive(:register).with(:exception, @formatter)
MSpec.should_receive(:register).with(:before, @formatter)
MSpec.should_receive(:register).with(:after, @formatter)
MSpec.should_receive(:register).with(:finish, @formatter)
@formatter.register
end
it "creates TimerAction and TallyAction" do
timer = double("timer")
tally = double("tally")
timer.should_receive(:register)
tally.should_receive(:register)
tally.should_receive(:counter)
TimerAction.should_receive(:new).and_return(timer)
TallyAction.should_receive(:new).and_return(tally)
@formatter.register
end
end
describe DottedFormatter, "#print" do
before :each do
$stdout = IOStub.new
end
after :each do
$stdout = STDOUT
end
it "writes to $stdout by default" do
formatter = DottedFormatter.new
formatter.print "begonias"
$stdout.should == "begonias"
end
it "writes to the file specified when the formatter was created" do
out = IOStub.new
File.should_receive(:open).with("some/file", "w").and_return(out)
formatter = DottedFormatter.new "some/file"
formatter.print "begonias"
out.should == "begonias"
end
it "flushes the IO output" do
$stdout.should_receive(:flush)
formatter = DottedFormatter.new
formatter.print "begonias"
end
end
describe DottedFormatter, "#exception" do
before :each do
@formatter = DottedFormatter.new
@failure = ExceptionState.new nil, nil, SpecExpectationNotMetError.new("failed")
@error = ExceptionState.new nil, nil, MSpecExampleError.new("boom!")
end
it "sets the #failure? flag" do
@formatter.exception @failure
@formatter.failure?.should be_true
@formatter.exception @error
@formatter.failure?.should be_false
end
it "sets the #exception? flag" do
@formatter.exception @error
@formatter.exception?.should be_true
@formatter.exception @failure
@formatter.exception?.should be_true
end
it "addes the exception to the list of exceptions" do
@formatter.exceptions.should == []
@formatter.exception @error
@formatter.exception @failure
@formatter.exceptions.should == [@error, @failure]
end
end
describe DottedFormatter, "#exception?" do
before :each do
@formatter = DottedFormatter.new
@failure = ExceptionState.new nil, nil, SpecExpectationNotMetError.new("failed")
@error = ExceptionState.new nil, nil, MSpecExampleError.new("boom!")
end
it "returns false if there have been no exceptions" do
@formatter.exception?.should be_false
end
it "returns true if any exceptions are errors" do
@formatter.exception @failure
@formatter.exception @error
@formatter.exception?.should be_true
end
it "returns true if all exceptions are failures" do
@formatter.exception @failure
@formatter.exception @failure
@formatter.exception?.should be_true
end
it "returns true if all exceptions are errors" do
@formatter.exception @error
@formatter.exception @error
@formatter.exception?.should be_true
end
end
describe DottedFormatter, "#failure?" do
before :each do
@formatter = DottedFormatter.new
@failure = ExceptionState.new nil, nil, SpecExpectationNotMetError.new("failed")
@error = ExceptionState.new nil, nil, MSpecExampleError.new("boom!")
end
it "returns false if there have been no exceptions" do
@formatter.failure?.should be_false
end
it "returns false if any exceptions are errors" do
@formatter.exception @failure
@formatter.exception @error
@formatter.failure?.should be_false
end
it "returns true if all exceptions are failures" do
@formatter.exception @failure
@formatter.exception @failure
@formatter.failure?.should be_true
end
end
describe DottedFormatter, "#before" do
before :each do
@state = ExampleState.new ContextState.new("describe"), "it"
@formatter = DottedFormatter.new
@formatter.exception ExceptionState.new(nil, nil, SpecExpectationNotMetError.new("Failed!"))
end
it "resets the #failure? flag to false" do
@formatter.failure?.should be_true
@formatter.before @state
@formatter.failure?.should be_false
end
it "resets the #exception? flag to false" do
@formatter.exception?.should be_true
@formatter.before @state
@formatter.exception?.should be_false
end
end
describe DottedFormatter, "#after" do
before :each do
$stdout = @out = IOStub.new
@formatter = DottedFormatter.new
@state = ExampleState.new ContextState.new("describe"), "it"
end
after :each do
$stdout = STDOUT
end
it "prints a '.' if there was no exception raised" do
@formatter.after(@state)
@out.should == "."
end
it "prints an 'F' if there was an expectation failure" do
exc = SpecExpectationNotMetError.new "failed"
@formatter.exception ExceptionState.new(@state, nil, exc)
@formatter.after(@state)
@out.should == "F"
end
it "prints an 'E' if there was an exception other than expectation failure" do
exc = MSpecExampleError.new("boom!")
@formatter.exception ExceptionState.new(@state, nil, exc)
@formatter.after(@state)
@out.should == "E"
end
it "prints an 'E' if there are mixed exceptions and exepctation failures" do
exc = SpecExpectationNotMetError.new "failed"
@formatter.exception ExceptionState.new(@state, nil, exc)
exc = MSpecExampleError.new("boom!")
@formatter.exception ExceptionState.new(@state, nil, exc)
@formatter.after(@state)
@out.should == "E"
end
end
describe DottedFormatter, "#finish" do
before :each do
@tally = double("tally").as_null_object
TallyAction.stub(:new).and_return(@tally)
@timer = double("timer").as_null_object
TimerAction.stub(:new).and_return(@timer)
$stdout = @out = IOStub.new
context = ContextState.new "Class#method"
@state = ExampleState.new(context, "runs")
MSpec.stub(:register)
@formatter = DottedFormatter.new
@formatter.register
end
after :each do
$stdout = STDOUT
end
it "prints a failure message for an exception" do
exc = ExceptionState.new @state, nil, MSpecExampleError.new("broken")
@formatter.exception exc
@formatter.after @state
@formatter.finish
@out.should =~ /^1\)\nClass#method runs ERROR$/
end
it "prints a backtrace for an exception" do
exc = ExceptionState.new @state, nil, MSpecExampleError.new("broken")
exc.stub(:backtrace).and_return("path/to/some/file.rb:35:in method")
@formatter.exception exc
@formatter.after @state
@formatter.finish
@out.should =~ %r[path/to/some/file.rb:35:in method$]
end
it "prints a summary of elapsed time" do
@timer.should_receive(:format).and_return("Finished in 2.0 seconds")
@formatter.finish
@out.should =~ /^Finished in 2.0 seconds$/
end
it "prints a tally of counts" do
@tally.should_receive(:format).and_return("1 example, 0 failures")
@formatter.finish
@out.should =~ /^1 example, 0 failures$/
end
it "prints errors, backtraces, elapsed time, and tallies" do
exc = ExceptionState.new @state, nil, MSpecExampleError.new("broken")
exc.stub(:backtrace).and_return("path/to/some/file.rb:35:in method")
@formatter.exception exc
@timer.should_receive(:format).and_return("Finished in 2.0 seconds")
@tally.should_receive(:format).and_return("1 example, 1 failure")
@formatter.after @state
@formatter.finish
@out.should ==
%[E
1)
Class#method runs ERROR
MSpecExampleError: broken
path/to/some/file.rb:35:in method
Finished in 2.0 seconds
1 example, 1 failure
]
end
end
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