Ruby China
  • 为什么我的 rvm 上最新版本一直都是 2.6.0？ at 2022年11月11日

    卸载 rvm 后重装，搞定，试用了一下 rbenv，太差劲，比 rvm 差远了。

  • Rails 5 敏捷开发这本书上的例子测试出错。高手来看看。 at 2022年11月10日

    已经解决了，是版本混乱造成的

  • Rails 5 敏捷开发这本书上的例子测试出错。高手来看看。 at 2022年11月09日

    我安装的 rails 版本是 5.0.2，可是执行 bundle install 以后 gem 多了一个 5.0.7.2，是不是这个原因造成错误的？有高手能说一下吗？

    depot gem list --local rails

*** LOCAL GEMS ***

coffee-rails (4.2.2)
jquery-rails (4.5.0)
rails (5.0.7.2, 5.0.2)
rails-dom-testing (2.0.3)
rails-html-sanitizer (1.4.3)
sass-rails (5.0.7)
sprockets-rails (3.2.2)
  • Rails 5 敏捷开发这本书上的例子测试出错。高手来看看。 at 2022年11月09日

    运行 3 次 rails test ,报的错误是不一样的，头大啊。

    ➜  depot rails test
Running via Spring preloader in process 21252
Run options: --seed 5941

# Running:

F

Failure:
ProductsControllerTest#test_should_update_product [/Users/sun/Desktop/rubywork/depot/test/controllers/products_controller_test.rb:44]:
Expected response to be a <3XX: redirect>, but was a <422: Unprocessable Entity>


Traceback (most recent call last):
    27: from -e:1:in `<main>'
    26: from /Users/sun/.rvm/rubies/ruby-2.6.0/lib/ruby/2.6.0/rubygems/core_ext/kernel_require.rb:54:in `require'
    25: from /Users/sun/.rvm/rubies/ruby-2.6.0/lib/ruby/2.6.0/rubygems/core_ext/kernel_require.rb:54:in `require'
    24: from /Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/spring-2.1.1/lib/spring/application/boot.rb:19:in `<top (required)>'
    23: from /Users/sun/.rvm/gems/[email protected]/gems/spring-2.1.1/lib/spring/application.rb:139:in `run'
    22: from /Users/sun/.rvm/gems/[email protected]/gems/spring-2.1.1/lib/spring/application.rb:139:in `loop'
    21: from /Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/spring-2.1.1/lib/spring/application.rb:145:in `block in run'
    20: from /Users/sun/.rvm/gems/[email protected]/gems/spring-2.1.1/lib/spring/application.rb:180:in `serve'
    19: from /Users/sun/.rvm/gems/[email protected]/gems/spring-2.1.1/lib/spring/application.rb:180:in `fork'
    18: from /Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/minitest-5.16.3/lib/minitest.rb:83:in `block in autorun'
    17: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:159:in `run'
    16: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:182:in `__run'
    15: from /Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/minitest-5.16.3/lib/minitest.rb:182:in `map'
    14: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:182:in `block in __run'
    13: from /Users/sun/.rvm/gems/[email protected]/gems/railties-5.0.7.2/lib/rails/test_unit/line_filtering.rb:9:in `run'
    12: from /Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/minitest-5.16.3/lib/minitest.rb:350:in `run'
    11: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:378:in `with_info_handler'
    10: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:391:in `on_signal'
     9: from /Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/minitest-5.16.3/lib/minitest.rb:351:in `block in run'
     8: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:351:in `each'
     7: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:352:in `block (2 levels) in run'
     6: from /Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/minitest-5.16.3/lib/minitest.rb:365:in `run_one_method'
     5: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:890:in `record'
     4: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:890:in `each'
     3: from /Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/minitest-5.16.3/lib/minitest.rb:891:in `block in record'
     2: from /Users/sun/.rvm/gems/[email protected]/gems/railties-5.0.7.2/lib/rails/test_unit/reporter.rb:23:in `record'
     1: from /Users/sun/.rvm/gems/[email protected]/gems/railties-5.0.7.2/lib/rails/test_unit/reporter.rb:70:in `format_rerun_snippet'
/Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/railties-5.0.7.2/lib/rails/test_unit/reporter.rb:70:in `method': undefined method `test_should_update_product' for class `Minitest::Result' (NameError)
➜  depot rails test
Running via Spring preloader in process 21268
Run options: --seed 59470

# Running:

F

Failure:
ProductTest#test_product_price_must_be_positive [/Users/sun/Desktop/rubywork/depot/test/models/product_test.rb:29]:
Expected false to be truthy.


Traceback (most recent call last):
    27: from -e:1:in `<main>'
    26: from /Users/sun/.rvm/rubies/ruby-2.6.0/lib/ruby/2.6.0/rubygems/core_ext/kernel_require.rb:54:in `require'
    25: from /Users/sun/.rvm/rubies/ruby-2.6.0/lib/ruby/2.6.0/rubygems/core_ext/kernel_require.rb:54:in `require'
    24: from /Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/spring-2.1.1/lib/spring/application/boot.rb:19:in `<top (required)>'
    23: from /Users/sun/.rvm/gems/[email protected]/gems/spring-2.1.1/lib/spring/application.rb:139:in `run'
    22: from /Users/sun/.rvm/gems/[email protected]/gems/spring-2.1.1/lib/spring/application.rb:139:in `loop'
    21: from /Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/spring-2.1.1/lib/spring/application.rb:145:in `block in run'
    20: from /Users/sun/.rvm/gems/[email protected]/gems/spring-2.1.1/lib/spring/application.rb:180:in `serve'
    19: from /Users/sun/.rvm/gems/[email protected]/gems/spring-2.1.1/lib/spring/application.rb:180:in `fork'
    18: from /Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/minitest-5.16.3/lib/minitest.rb:83:in `block in autorun'
    17: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:159:in `run'
    16: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:182:in `__run'
    15: from /Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/minitest-5.16.3/lib/minitest.rb:182:in `map'
    14: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:182:in `block in __run'
    13: from /Users/sun/.rvm/gems/[email protected]/gems/railties-5.0.7.2/lib/rails/test_unit/line_filtering.rb:9:in `run'
    12: from /Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/minitest-5.16.3/lib/minitest.rb:350:in `run'
    11: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:378:in `with_info_handler'
    10: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:391:in `on_signal'
     9: from /Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/minitest-5.16.3/lib/minitest.rb:351:in `block in run'
     8: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:351:in `each'
     7: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:352:in `block (2 levels) in run'
     6: from /Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/minitest-5.16.3/lib/minitest.rb:365:in `run_one_method'
     5: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:890:in `record'
     4: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:890:in `each'
     3: from /Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/minitest-5.16.3/lib/minitest.rb:891:in `block in record'
     2: from /Users/sun/.rvm/gems/[email protected]/gems/railties-5.0.7.2/lib/rails/test_unit/reporter.rb:23:in `record'
     1: from /Users/sun/.rvm/gems/[email protected]/gems/railties-5.0.7.2/lib/rails/test_unit/reporter.rb:70:in `format_rerun_snippet'
/Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/railties-5.0.7.2/lib/rails/test_unit/reporter.rb:70:in `method': undefined method `test_product_price_must_be_positive' for class `Minitest::Result' (NameError)
➜  depot rails test
Running via Spring preloader in process 21274
Run options: --seed 10657

# Running:

....F

Failure:
ProductsControllerTest#test_should_create_product [/Users/sun/Desktop/rubywork/depot/test/controllers/products_controller_test.rb:25]:
"Product.count" didn't change by 1.
Expected: 3
  Actual: 2


Traceback (most recent call last):
    27: from -e:1:in `<main>'
    26: from /Users/sun/.rvm/rubies/ruby-2.6.0/lib/ruby/2.6.0/rubygems/core_ext/kernel_require.rb:54:in `require'
    25: from /Users/sun/.rvm/rubies/ruby-2.6.0/lib/ruby/2.6.0/rubygems/core_ext/kernel_require.rb:54:in `require'
    24: from /Users/sun/.rvm/gems/[email protected]/gems/spring-2.1.1/lib/spring/application/boot.rb:19:in `<top (required)>'
    23: from /Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/spring-2.1.1/lib/spring/application.rb:139:in `run'
    22: from /Users/sun/.rvm/gems/[email protected]/gems/spring-2.1.1/lib/spring/application.rb:139:in `loop'
    21: from /Users/sun/.rvm/gems/[email protected]/gems/spring-2.1.1/lib/spring/application.rb:145:in `block in run'
    20: from /Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/spring-2.1.1/lib/spring/application.rb:180:in `serve'
    19: from /Users/sun/.rvm/gems/[email protected]/gems/spring-2.1.1/lib/spring/application.rb:180:in `fork'
    18: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:83:in `block in autorun'
    17: from /Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/minitest-5.16.3/lib/minitest.rb:159:in `run'
    16: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:182:in `__run'
    15: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:182:in `map'
    14: from /Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/minitest-5.16.3/lib/minitest.rb:182:in `block in __run'
    13: from /Users/sun/.rvm/gems/[email protected]/gems/railties-5.0.7.2/lib/rails/test_unit/line_filtering.rb:9:in `run'
    12: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:350:in `run'
    11: from /Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/minitest-5.16.3/lib/minitest.rb:378:in `with_info_handler'
    10: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:391:in `on_signal'
     9: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:351:in `block in run'
     8: from /Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/minitest-5.16.3/lib/minitest.rb:351:in `each'
     7: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:352:in `block (2 levels) in run'
     6: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:365:in `run_one_method'
     5: from /Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/minitest-5.16.3/lib/minitest.rb:890:in `record'
     4: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:890:in `each'
     3: from /Users/sun/.rvm/gems/[email protected]/gems/minitest-5.16.3/lib/minitest.rb:891:in `block in record'
     2: from /Users/sun/.rvm/gems/ruby-2.6.0@rails5.0.2/gems/railties-5.0.7.2/lib/rails/test_unit/reporter.rb:23:in `record'
     1: from /Users/sun/.rvm/gems/[email protected]/gems/railties-5.0.7.2/lib/rails/test_unit/reporter.rb:70:in `format_rerun_snippet'
/Users/sun/.rvm/gems/[email protected]/gems/railties-5.0.7.2/lib/rails/test_unit/reporter.rb:70:in `method': undefined method `test_should_create_product' for class `Minitest::Result' (NameError)
  • Rails 5 敏捷开发这本书上的例子测试出错。高手来看看。 at 2022年11月09日

    为什么我的代码都是按书上来的，也仔细检查了，可是 rails test 的时候一会儿报这个错误，一会儿报那个错误

  • Rails 5 敏捷开发这本书上的例子测试出错。高手来看看。 at 2022年11月09日

    中扣号也可以表达正则表达式的

  • 在哪里有 Rails 5 的 API 文档链接？ at 2022年10月28日

    谢谢