Al, thanks for your reply.
But my app doesn't use database at all.
When I run a test, why it will run the example?
Form the error trace:
#
/Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/example.rb:343:in
`with_around_example_hooks'
#
/Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/example.rb:385:in
`with_around_and_singleton_context_hooks'
#
/Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/example.rb:174:in
`run'
#
/Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/example_group.rb:548:in
`block in run_examples'
#
/Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/example_group.rb:544:in
`map'
#
/Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/example_group.rb:544:in
`run_examples'
在 2015年3月7日星期六 UTC+8上午3:54:12，Al写道：
>
>
> http://stackoverflow.com/questions/7871233/ruby-activerecordconnectionnotestablished
>
> I googled "ActiveRecord::ConnectionNotEstablished" and found out that it
> was a database issue. Found this:
> http://stackoverflow.com/questions/7871233/ruby-activerecordconnectionnotestablished
>
> On Thursday, March 5, 2015 at 10:06:57 PM UTC-5, 顾明 wrote:
>>
>> The problem didn't happened before, I do not knew if it caused by
>> something upgrades.
>>
>> Now all the tests have caused this problem, such as a simple:
>>
>> require 'spec_helper'
>> describe 'some_thing' do
>> it "returns the product price" do
>> #expect(helper.product_price).to eq(100)
>> end
>> end
>>
>> Error list belows:
>> Failure/Error: Unable to find matching line from backtrace
>> ActiveRecord::ConnectionNotEstablished:
>> ActiveRecord::ConnectionNotEstablished
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/activerecord-4.1.8/lib/active_record/connection_adapters/abstract/connection_pool.rb:541:in
>>
>> `retrieve_connection'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/activerecord-4.1.8/lib/active_record/connection_handling.rb:113:in
>>
>> `retrieve_connection'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/activerecord-4.1.8/lib/active_record/connection_handling.rb:87:in
>>
>> `connection'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/activerecord-4.1.8/lib/active_record/fixtures.rb:499:in
>>
>> `create_fixtures'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/activerecord-4.1.8/lib/active_record/fixtures.rb:984:in
>>
>> `load_fixtures'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/activerecord-4.1.8/lib/active_record/fixtures.rb:957:in
>>
>> `setup_fixtures'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/activerecord-4.1.8/lib/active_record/fixtures.rb:806:in
>>
>> `before_setup'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-rails-3.2.0/lib/rspec/rails/adapters.rb:110:in
>>
>> `block (2 levels) in <module:MinitestLifecycleAdapter>'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/example.rb:333:in
>>
>> `instance_exec'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/example.rb:333:in
>>
>> `instance_exec'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/hooks.rb:387:in
>>
>> `execute_with'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/hooks.rb:616:in
>>
>> `block (2 levels) in run_around_example_hooks_for'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/example.rb:247:in
>>
>> `call'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/example.rb:247:in
>>
>> `call'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/hooks.rb:617:in
>>
>> `run_around_example_hooks_for'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/hooks.rb:474:in
>>
>> `run'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/example.rb:343:in
>>
>> `with_around_example_hooks'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/example.rb:385:in
>>
>> `with_around_and_singleton_context_hooks'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/example.rb:174:in
>>
>> `run'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/example_group.rb:548:in
>>
>> `block in run_examples'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/example_group.rb:544:in
>>
>> `map'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/example_group.rb:544:in
>>
>> `run_examples'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/example_group.rb:512:in
>>
>> `run'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/runner.rb:110:in
>>
>> `block (3 levels) in run_specs'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/runner.rb:110:in
>>
>> `map'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/runner.rb:110:in
>>
>> `block (2 levels) in run_specs'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/configuration.rb:1526:in
>>
>> `with_suite_hooks'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/runner.rb:109:in
>>
>> `block in run_specs'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/reporter.rb:62:in
>>
>> `report'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/runner.rb:108:in
>>
>> `run_specs'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/runner.rb:86:in
>>
>> `run'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/runner.rb:70:in
>>
>> `run'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/lib/rspec/core/runner.rb:38:in
>>
>> `invoke'
>> #
>> /Users/user_name/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rspec-core-3.2.0/exe/rspec:4:in
>>
>> `<top (required)>'
>> # /Users/user_name/.rbenv/versions/2.1.5/bin/rspec:23:in `load'
>> # /Users/user_name/.rbenv/versions/2.1.5/bin/rspec:23:in `<main>'
>> #
>> # Showing full backtrace because every line was filtered out.
>> # See docs for RSpec::Configuration#backtrace_exclusion_patterns
>> and
>> # RSpec::Configuration#backtrace_inclusion_patterns for more
>> information.
>>
>> Help pls...
>>
>
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