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require 'rubygems/test_case'
require 'rubygems/dependency_list'
class TestGemDependencyList < Gem::TestCase
def setup
super
util_clear_gems
@deplist = Gem::DependencyList.new
# TODO: switch to new_spec
@a1 = util_spec 'a', '1'
@a2 = util_spec 'a', '2'
@a3 = util_spec 'a', '3'
@b1 = util_spec 'b', '1' do |s| s.add_dependency 'a', '>= 1' end
@b2 = util_spec 'b', '2' do |s| s.add_dependency 'a', '>= 1' end
@c1 = util_spec 'c', '1' do |s| s.add_dependency 'b', '>= 1' end
@c2 = util_spec 'c', '2'
@d1 = util_spec 'd', '1' do |s| s.add_dependency 'c', '>= 1' end
end
def test_active_count
assert_equal 0, @deplist.send(:active_count, [], {})
assert_equal 1, @deplist.send(:active_count, [@a1], {})
assert_equal 0, @deplist.send(:active_count, [@a1],
{ @a1.full_name => true })
end
def test_add
assert_equal [], @deplist.dependency_order
@deplist.add @a1, @b2
assert_equal [@b2, @a1], @deplist.dependency_order
end
def test_dependency_order
@deplist.add @a1, @b1, @c1, @d1
order = @deplist.dependency_order
assert_equal %w[d-1 c-1 b-1 a-1], order.map { |s| s.full_name }
end
def test_dependency_order_circle
@a1.add_dependency 'c', '>= 1'
@deplist.add @a1, @b1, @c1
order = @deplist.dependency_order
assert_equal %w[b-1 c-1 a-1], order.map { |s| s.full_name }
end
def test_dependency_order_development
e1 = util_spec 'e', '1'
f1 = util_spec 'f', '1'
g1 = util_spec 'g', '1'
@a1.add_dependency 'e'
@a1.add_dependency 'f'
@a1.add_dependency 'g'
g1.add_development_dependency 'a'
deplist = Gem::DependencyList.new true
deplist.add @a1, e1, f1, g1
order = deplist.dependency_order
assert_equal %w[g-1 a-1 f-1 e-1], order.map { |s| s.full_name },
'development on'
deplist2 = Gem::DependencyList.new
deplist2.add @a1, e1, f1, g1
order = deplist2.dependency_order
assert_equal %w[a-1 g-1 f-1 e-1], order.map { |s| s.full_name },
'development off'
end
def test_dependency_order_diamond
util_diamond
e1 = util_spec 'e', '1'
@deplist.add e1
@a1.add_dependency 'e', '>= 1'
order = @deplist.dependency_order
assert_equal %w[d-1 c-2 b-1 a-2 e-1], order.map { |s| s.full_name },
'deps of trimmed specs not included'
end
def test_dependency_order_no_dependencies
@deplist.add @a1, @c2
order = @deplist.dependency_order
assert_equal %w[c-2 a-1], order.map { |s| s.full_name }
end
def test_find_name
@deplist.add @a1, @b2
assert_equal "a-1", @deplist.find_name("a-1").full_name
assert_equal "b-2", @deplist.find_name("b-2").full_name
assert_nil @deplist.find_name("c-2")
end
def test_ok_eh
util_clear_gems
assert @deplist.ok?, 'no dependencies'
@deplist.add @b2
refute @deplist.ok?, 'unsatisfied dependency'
@deplist.add @a1
assert @deplist.ok?, 'satisfied dependency'
end
def test_why_not_ok_eh
util_clear_gems
assert_equal({}, @deplist.why_not_ok?)
@deplist.add @b2
exp = {
"b" => [
Gem::Dependency.new("a", ">= 1")
]
}
assert_equal exp, @deplist.why_not_ok?
end
def test_why_not_ok_eh_old_dependency
a = new_spec 'a', '1',
'b' => '~> 1.0'
b0 = new_spec 'b', '1.0',
'd' => '>= 0'
b1 = new_spec 'b', '1.1'
util_clear_gems
@deplist.clear
@deplist.add a, b0, b1
assert_equal({}, @deplist.why_not_ok?)
end
def test_ok_eh_mismatch
a1 = util_spec 'a', '1'
a2 = util_spec 'a', '2'
b = util_spec 'b', '1' do |s| s.add_dependency 'a', '= 1' end
c = util_spec 'c', '1' do |s| s.add_dependency 'a', '= 2' end
d = util_spec 'd', '1' do |s|
s.add_dependency 'b'
s.add_dependency 'c'
end
@deplist.add a1, a2, b, c, d
assert @deplist.ok?, 'this will break on require'
end
def test_ok_eh_redundant
@deplist.add @a1, @a3, @b2
@deplist.remove_by_name("a-1")
assert @deplist.ok?
end
def test_ok_to_remove_eh
@deplist.add @a1
assert @deplist.ok_to_remove?("a-1")
@deplist.add @b2
refute @deplist.ok_to_remove?("a-1")
@deplist.add @a2
assert @deplist.ok_to_remove?("a-1")
assert @deplist.ok_to_remove?("a-2")
assert @deplist.ok_to_remove?("b-2")
end
def test_ok_to_remove_eh_after_sibling_removed
@deplist.add @a1, @a2, @b2
assert @deplist.ok_to_remove?("a-1")
assert @deplist.ok_to_remove?("a-2")
@deplist.remove_by_name("a-1")
refute @deplist.ok_to_remove?("a-2")
end
def test_remove_by_name
util_clear_gems
@deplist.add @a1, @b2
@deplist.remove_by_name "a-1"
refute @deplist.ok?
end
def test_tsort_each_node
util_diamond
order = %w[a-1 a-2 b-1 c-2 d-1]
@deplist.tsort_each_node do |node|
assert_equal order.shift, node.full_name
end
assert_empty order
end
def test_tsort_each_child
util_diamond
order = %w[a-2]
@deplist.tsort_each_child(@b1) do |node|
assert_equal order.shift, node.full_name
end
assert_empty order
end
# d1 -> b1 -> a1
# d1 -> c2 -> a2
def util_diamond
@c2.add_dependency 'a', '>= 2'
@d1.add_dependency 'b'
@deplist.add @a1, @a2, @b1, @c2, @d1
end
end
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