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require File.expand_path('../helper', __FILE__)
class TestRakeTaskWithArguments < Rake::TestCase
include Rake
def setup
super
Task.clear
Rake::TaskManager.record_task_metadata = true
end
def teardown
Rake::TaskManager.record_task_metadata = false
super
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_args_and_explicit_needs
ignore_deprecations do
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
end
def test_illegal_keys_in_task_name_hash
ignore_deprecations do
assert_raises RuntimeError do
t = task(:t, :x, :y => 1, :needs => [:pre])
end
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
t.invoke(1)
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
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] => [: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] => [: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 => [:pre])
t.invoke("bill", "1.2")
end
def test_values_at
t = task(:pre, [:a, :b, :c]) { |task, args|
a, b, c = args.values_at(:a, :b, :c)
assert_equal %w[1 2 3], [a, b, c]
}
t.invoke(*%w[1 2 3])
# HACK no assertions
end
end
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