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Fix deprecation warning when showing error with rails 6. #1

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Fix deprecation warning when showing error with rails 6. #1

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2 changes: 1 addition & 1 deletion lib/active_record/migrations/tasks.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -42,7 +42,7 @@ module Tasks
module DatabaseTasks
def each_current_configuration(environment, spec_name = nil)
unless configuration = ActiveRecord::Base.configurations[environment]
raise ArgumentError.new("Cannot find configuration for environment #{environment.inspect} in #{ActiveRecord::Base.configurations.keys}")
raise ArgumentError.new("Cannot find configuration for environment #{environment.inspect} in #{ActiveRecord::Base.configurations.to_h.keys}")
end

# This is a hack because DatabaseTasks functionality uses string for keys.
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10 changes: 10 additions & 0 deletions spec/active_record/migrations_spec.rb
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Expand Up @@ -53,4 +53,14 @@
expect(File.read('db/schema.rb')).to include("version: 2016_12_08_121932")
end
end

it "should handle non-existent configuration" do
require 'active_record/migrations/tasks'
ActiveRecord::Base.configurations = {
"development" => "null://test",
}
expect do
ActiveRecord::Tasks::DatabaseTasks.send(:each_current_configuration, "foo")
end.to raise_error(ArgumentError, 'Cannot find configuration for environment "foo" in ["development"]')
end
end