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require 'test/unit'
require 'fileutils'
require 'rake'
require_relative 'filecreation'
require_relative 'capture_stdout'
######################################################################
class Rake::TestTasks < Test::Unit::TestCase
include CaptureStdout
include Rake
def setup
Task.clear
end
def test_create
arg = nil
t = task(:name) { |task| arg = task; 1234 }
assert_equal "name", t.name
assert_equal [], t.prerequisites
assert t.needed?
t.execute(0)
assert_equal t, arg
assert_nil t.source
assert_equal [], t.sources
end
def test_inspect
t = task(:foo, :needs => [:bar, :baz])
assert_equal "<Rake::Task foo => [bar, baz]>", t.inspect
end
def test_invoke
runlist = []
t1 = task(:t1 => [:t2, :t3]) { |t| runlist << t.name; 3321 }
t2 = task(:t2) { |t| runlist << t.name }
t3 = task(:t3) { |t| runlist << t.name }
assert_equal ["t2", "t3"], t1.prerequisites
t1.invoke
assert_equal ["t2", "t3", "t1"], runlist
end
def test_invoke_with_circular_dependencies
runlist = []
t1 = task(:t1 => [:t2]) { |t| runlist << t.name; 3321 }
t2 = task(:t2 => [:t1]) { |t| runlist << t.name }
assert_equal ["t2"], t1.prerequisites
assert_equal ["t1"], t2.prerequisites
ex = assert_raise RuntimeError do
t1.invoke
end
assert_match(/circular dependency/i, ex.message)
assert_match(/t1 => t2 => t1/, ex.message)
end
def test_dry_run_prevents_actions
Rake.application.options.dryrun = true
runlist = []
t1 = task(:t1) { |t| runlist << t.name; 3321 }
out = capture_stdout { t1.invoke }
assert_match(/execute .*t1/i, out)
assert_match(/dry run/i, out)
assert_no_match(/invoke/i, out)
assert_equal [], runlist
ensure
Rake.application.options.dryrun = false
end
def test_tasks_can_be_traced
Rake.application.options.trace = true
t1 = task(:t1)
out = capture_stdout {
t1.invoke
}
assert_match(/invoke t1/i, out)
assert_match(/execute t1/i, out)
ensure
Rake.application.options.trace = false
end
def test_no_double_invoke
runlist = []
t1 = task(:t1 => [:t2, :t3]) { |t| runlist << t.name; 3321 }
t2 = task(:t2 => [:t3]) { |t| runlist << t.name }
t3 = task(:t3) { |t| runlist << t.name }
t1.invoke
assert_equal ["t3", "t2", "t1"], runlist
end
def test_can_double_invoke_with_reenable
runlist = []
t1 = task(:t1) { |t| runlist << t.name }
t1.invoke
t1.reenable
t1.invoke
assert_equal ["t1", "t1"], runlist
end
def test_clear
t = task("t" => "a") { }
t.clear
assert t.prerequisites.empty?, "prerequisites should be empty"
assert t.actions.empty?, "actions should be empty"
end
def test_clear_prerequisites
t = task("t" => ["a", "b"])
assert_equal ['a', 'b'], t.prerequisites
t.clear_prerequisites
assert_equal [], t.prerequisites
end
def test_clear_actions
t = task("t") { }
t.clear_actions
assert t.actions.empty?, "actions should be empty"
end
def test_find
task :tfind
assert_equal "tfind", Task[:tfind].name
ex = assert_raise(RuntimeError) { Task[:leaves] }
assert_equal "Don't know how to build task 'leaves'", ex.message
end
def test_defined
assert ! Task.task_defined?(:a)
task :a
assert Task.task_defined?(:a)
end
def test_multi_invocations
runs = []
p = proc do |t| runs << t.name end
task({:t1=>[:t2,:t3]}, &p)
task({:t2=>[:t3]}, &p)
task(:t3, &p)
Task[:t1].invoke
assert_equal ["t1", "t2", "t3"], runs.sort
end
def test_task_list
task :t2
task :t1 => [:t2]
assert_equal ["t1", "t2"], Task.tasks.collect {|t| t.name}
end
def test_task_gives_name_on_to_s
task :abc
assert_equal "abc", Task[:abc].to_s
end
def test_symbols_can_be_prerequisites
task :a => :b
assert_equal ["b"], Task[:a].prerequisites
end
def test_strings_can_be_prerequisites
task :a => "b"
assert_equal ["b"], Task[:a].prerequisites
end
def test_arrays_can_be_prerequisites
task :a => ["b", "c"]
assert_equal ["b", "c"], Task[:a].prerequisites
end
def test_filelists_can_be_prerequisites
task :a => FileList.new.include("b", "c")
assert_equal ["b", "c"], Task[:a].prerequisites
end
def test_investigation_output
t1 = task(:t1 => [:t2, :t3]) { |t| runlist << t.name; 3321 }
task(:t2)
task(:t3)
out = t1.investigation
assert_match(/class:\s*Rake::Task/, out)
assert_match(/needed:\s*true/, out)
assert_match(/pre-requisites:\s*--t[23]/, out)
end
def test_extended_comments
desc %{
This is a comment.
And this is the extended comment.
name -- Name of task to execute.
rev -- Software revision to use.
}
t = task(:t, :name, :rev)
assert_equal "[name,rev]", t.arg_description
assert_equal "This is a comment.", t.comment
assert_match(/^\s*name -- Name/, t.full_comment)
assert_match(/^\s*rev -- Software/, t.full_comment)
assert_match(/\A\s*This is a comment\.$/, t.full_comment)
end
def test_multiple_comments
desc "line one"
t = task(:t)
desc "line two"
task(:t)
assert_equal "line one / line two", t.comment
end
def test_settable_comments
t = task(:t)
t.comment = "HI"
assert_equal "HI", t.comment
end
end
######################################################################
class Rake::TestTaskWithArguments < Test::Unit::TestCase
include CaptureStdout
include Rake
def setup
Task.clear
end
def test_no_args_given
t = task :t
assert_equal [], t.arg_names
end
def test_args_given
t = task :t, :a, :b
assert_equal [:a, :b], t.arg_names
end
def test_name_and_needs
t = task(:t => [:pre])
assert_equal "t", t.name
assert_equal [], t.arg_names
assert_equal ["pre"], t.prerequisites
end
def test_name_and_explicit_needs
t = task(:t, :needs => [:pre])
assert_equal "t", t.name
assert_equal [], t.arg_names
assert_equal ["pre"], t.prerequisites
end
def test_name_args_and_explicit_needs
t = task(:t, :x, :y, :needs => [:pre])
assert_equal "t", t.name
assert_equal [:x, :y], t.arg_names
assert_equal ["pre"], t.prerequisites
end
def test_illegal_keys_in_task_name_hash
assert_raise RuntimeError do
t = task(:t, :x, :y => 1, :needs => [:pre])
end
end
def test_arg_list_is_empty_if_no_args_given
t = task(:t) { |tt, args| assert_equal({}, args.to_hash) }
t.invoke(1, 2, 3)
end
def test_tasks_can_access_arguments_as_hash
t = task :t, :a, :b, :c do |tt, args|
assert_equal({:a => 1, :b => 2, :c => 3}, args.to_hash)
assert_equal 1, args[:a]
assert_equal 2, args[:b]
assert_equal 3, args[:c]
assert_equal 1, args.a
assert_equal 2, args.b
assert_equal 3, args.c
end
t.invoke(1, 2, 3)
end
def test_actions_of_various_arity_are_ok_with_args
notes = []
t = task(:t, :x) do
notes << :a
end
t.enhance do | |
notes << :b
end
t.enhance do |task|
notes << :c
assert_kind_of Task, task
end
t.enhance do |t2, args|
notes << :d
assert_equal t, t2
assert_equal({:x => 1}, args.to_hash)
end
assert_nothing_raised do t.invoke(1) end
assert_equal [:a, :b, :c, :d], notes
end
def test_arguments_are_passed_to_block
t = task(:t, :a, :b) { |tt, args|
assert_equal( { :a => 1, :b => 2 }, args.to_hash )
}
t.invoke(1, 2)
end
def test_extra_parameters_are_ignored
ENV['b'] = nil
t = task(:t, :a) { |tt, args|
assert_equal 1, args.a
assert_nil args.b
}
t.invoke(1, 2)
end
def test_arguments_are_passed_to_all_blocks
counter = 0
t = task :t, :a
task :t do |tt, args|
assert_equal 1, args.a
counter += 1
end
task :t do |tt, args|
assert_equal 1, args.a
counter += 1
end
t.invoke(1)
assert_equal 2, counter
end
def test_block_with_no_parameters_is_ok
t = task(:t) { }
t.invoke(1, 2)
end
def test_name_with_args
desc "T"
t = task(:tt, :a, :b)
assert_equal "tt", t.name
assert_equal "T", t.comment
assert_equal "[a,b]", t.arg_description
assert_equal "tt[a,b]", t.name_with_args
assert_equal [:a, :b],t.arg_names
end
def test_named_args_are_passed_to_prereqs
value = nil
pre = task(:pre, :rev) { |t, args| value = args.rev }
t = task(:t, :name, :rev, :needs => [:pre])
t.invoke("bill", "1.2")
assert_equal "1.2", value
end
def test_args_not_passed_if_no_prereq_names
pre = task(:pre) { |t, args|
assert_equal({}, args.to_hash)
assert_equal "bill", args.name
}
t = task(:t, :name, :rev, :needs => [:pre])
t.invoke("bill", "1.2")
end
def test_args_not_passed_if_no_arg_names
pre = task(:pre, :rev) { |t, args|
assert_equal({}, args.to_hash)
}
t = task(:t, :needs => [:pre])
t.invoke("bill", "1.2")
end
end
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