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Fix typo and clarify code examples in documentation for assert_difference.

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git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@6694 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
This commit is contained in:
Marcel Molina
2007-05-08 03:57:28 +00:00
parent 689b529ea8
commit 5a9dc1231c
1 changed files with 8 additions and 8 deletions
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16
activesupport/lib/active_support/core_ext/test/difference.rb
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@@ -4,19 +4,19 @@ module Test #:nodoc:
# Test numeric difference between the return value of an expression as a result of what is evaluated
# in the yielded block.
#
# assert_difference 'Post.count' do
# post :create, :post => {...}
# assert_difference 'Article.count' do
# post :create, :article => {...}
# end
#
# An arbitrary expression is passed in an evaluated.
# An arbitrary expression is passed in and evaluated.
#
# assert_difference 'assigns(:post).comments(:reload).size' do
# assert_difference 'assigns(:article).comments(:reload).size' do
# post :create, :comment => {...}
# end
#
# An arbitrary positive or negative difference can be specified. The default is 1.
# An arbitrary positive or negative difference can be specified. The default is +1.
#
# assert_difference 'Post.count', -1 do
# assert_difference 'Article.count', -1 do
# post :delete, :id => ...
# end
def assert_difference(expression, difference = 1, &block)
@@ -29,8 +29,8 @@ module Test #:nodoc:
# Assertion that the numeric result of evaluating an expression is not changed before and after
# invoking the passed in block.
#
# assert_no_difference 'Post.count' do
# post :create, :post => invalid_attributes
# assert_no_difference 'Article.count' do
# post :create, :article => invalid_attributes
# end
def assert_no_difference(expression, &block)
assert_difference expression, 0, &block