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require 'rubygems/test_case'
require 'rubygems/dependency_resolver'
class TestGemDependencyResolverDependencyConflict < Gem::TestCase
def test_explanation
root =
dependency_request dep('net-ssh', '>= 2.0.13'), 'rye', '0.9.8'
child =
dependency_request dep('net-ssh', '>= 2.6.5'), 'net-ssh', '2.2.2', root
conflict =
Gem::DependencyResolver::DependencyConflict.new child, child.requester
expected = <<-EXPECTED
Activated net-ssh-2.2.2 instead of (>= 2.6.5) via:
net-ssh-2.2.2, rye-0.9.8
EXPECTED
assert_equal expected, conflict.explanation
end
def test_explanation_user_request
@DR = Gem::DependencyResolver
spec = util_spec 'a', 2
a1_req = @DR::DependencyRequest.new dep('a', '= 1'), nil
a2_req = @DR::DependencyRequest.new dep('a', '= 2'), nil
activated = @DR::ActivationRequest.new spec, a2_req
conflict = @DR::DependencyConflict.new a1_req, activated
expected = <<-EXPECTED
Activated a-2 instead of (= 1) via:
user request (gem command or Gemfile)
EXPECTED
assert_equal expected, conflict.explanation
end
def test_request_path
root =
dependency_request dep('net-ssh', '>= 2.0.13'), 'rye', '0.9.8'
child =
dependency_request dep('net-ssh', '>= 2.6.5'), 'net-ssh', '2.2.2', root
conflict =
Gem::DependencyResolver::DependencyConflict.new child, nil
assert_equal %w[net-ssh-2.2.2 rye-0.9.8], conflict.request_path
end
end
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