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# frozen_string_literal: true
require_relative "abstract_unit"
class IsolatedExecutionStateTest < ActiveSupport::TestCase
setup do
ActiveSupport::IsolatedExecutionState.clear
@original_isolation_level = ActiveSupport::IsolatedExecutionState.isolation_level
end
teardown do
ActiveSupport::IsolatedExecutionState.clear
ActiveSupport::IsolatedExecutionState.isolation_level = @original_isolation_level
end
test "#[] when isolation level is :fiber" do
ActiveSupport::IsolatedExecutionState.isolation_level = :fiber
ActiveSupport::IsolatedExecutionState[:test] = 42
assert_equal 42, ActiveSupport::IsolatedExecutionState[:test]
enumerator = Enumerator.new do |yielder|
yielder.yield ActiveSupport::IsolatedExecutionState[:test]
end
assert_nil enumerator.next
assert_nil Thread.new { ActiveSupport::IsolatedExecutionState[:test] }.value
end
test "#[] when isolation level is :thread" do
ActiveSupport::IsolatedExecutionState.isolation_level = :thread
ActiveSupport::IsolatedExecutionState[:test] = 42
assert_equal 42, ActiveSupport::IsolatedExecutionState[:test]
enumerator = Enumerator.new do |yielder|
yielder.yield ActiveSupport::IsolatedExecutionState[:test]
end
assert_equal 42, enumerator.next
assert_nil Thread.new { ActiveSupport::IsolatedExecutionState[:test] }.value
end
test "changing the isolation level clear the old store" do
original = ActiveSupport::IsolatedExecutionState.isolation_level
other = ActiveSupport::IsolatedExecutionState.isolation_level == :fiber ? :thread : :fiber
ActiveSupport::IsolatedExecutionState[:test] = 42
ActiveSupport::IsolatedExecutionState.isolation_level = original
assert_equal 42, ActiveSupport::IsolatedExecutionState[:test]
ActiveSupport::IsolatedExecutionState.isolation_level = other
assert_nil ActiveSupport::IsolatedExecutionState[:test]
ActiveSupport::IsolatedExecutionState.isolation_level = original
assert_nil ActiveSupport::IsolatedExecutionState[:test]
end
end
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