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author | Jon Leighton <j@jonathanleighton.com> | 2010-12-12 09:55:32 +0000 |
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committer | Jon Leighton <j@jonathanleighton.com> | 2010-12-12 09:55:32 +0000 |
commit | 9a98c766e045aebc2ef6d5b716936b73407f095d (patch) | |
tree | 899834482c828f31a89ebc7bb6e19cbe0b5f18d3 /railties/guides/source/testing.textile | |
parent | 3a7f43ca6ecf1735e1a82d4a68ac8f62b5cf2fcf (diff) | |
parent | 307443972c5f6de959a5401eec76ca327484b10c (diff) | |
download | rails-9a98c766e045aebc2ef6d5b716936b73407f095d.tar.gz rails-9a98c766e045aebc2ef6d5b716936b73407f095d.tar.bz2 rails-9a98c766e045aebc2ef6d5b716936b73407f095d.zip |
Merge branch 'master' into nested_has_many_through
Conflicts:
activerecord/CHANGELOG
activerecord/lib/active_record/associations/class_methods/join_dependency.rb
activerecord/lib/active_record/associations/class_methods/join_dependency/join_association.rb
activerecord/lib/active_record/associations/has_many_through_association.rb
Diffstat (limited to 'railties/guides/source/testing.textile')
-rw-r--r-- | railties/guides/source/testing.textile | 26 |
1 files changed, 16 insertions, 10 deletions
diff --git a/railties/guides/source/testing.textile b/railties/guides/source/testing.textile index c292a5d83b..733c8a755e 100644 --- a/railties/guides/source/testing.textile +++ b/railties/guides/source/testing.textile @@ -182,21 +182,27 @@ class PostTest < ActiveSupport::TestCase The +PostTest+ class defines a _test case_ because it inherits from +ActiveSupport::TestCase+. +PostTest+ thus has all the methods available from +ActiveSupport::TestCase+. You'll see those methods a little later in this guide. -<ruby> -def test_truth -</ruby> - Any method defined within a +Test::Unit+ test case that begins with +test+ (case sensitive) is simply called a test. So, +test_password+, +test_valid_password+ and +testValidPassword+ all are legal test names and are run automatically when the test case is run. -Rails adds a +test+ method that takes a test name and a block. It generates a normal +Test::Unit+ test with method names prefixed with +test_+. +Rails adds a +test+ method that takes a test name and a block. It generates a normal +Test::Unit+ test with method names prefixed with +test_+. So, <ruby> test "the truth" do - # ... + assert true end </ruby> -This makes test names more readable by replacing underscores with regular language. +acts as if you had written + +<ruby> +def test_the_truth + assert true +end +</ruby> + +only the +test+ macro allows a more readable test name. You can still use regular method definitions though. + +NOTE: The method name is generated by replacing spaces with underscores. The result does not need to be a valid Ruby identifier though, the name may contain punctuation characters etc. That's because in Ruby technically any string may be a method name. Odd ones need +define_method+ and +send+ calls, but formally there's no restriction. <ruby> assert true @@ -256,7 +262,7 @@ This will run all the test methods from the test case. Note that +test_helper.rb You can also run a particular test method from the test case by using the +-n+ switch with the +test method name+. <shell> -$ ruby -Itest test/unit/post_test.rb -n test_truth +$ ruby -Itest test/unit/post_test.rb -n test_the_truth Loaded suite unit/post_test Started @@ -380,7 +386,7 @@ There are a bunch of different types of assertions you can use. Here's the compl |+assert( boolean, [msg] )+ |Ensures that the object/expression is true.| |+assert_equal( obj1, obj2, [msg] )+ |Ensures that +obj1 == obj2+ is true.| |+assert_not_equal( obj1, obj2, [msg] )+ |Ensures that +obj1 == obj2+ is false.| -|+assert_same( obj1, obj2, [msg] )+ |Ensures that +obj1.equal?(obj2)+ is true.| +|+assert_same( obj1, obj2, [msg] )+ |Ensures that +obj1.equal?(obj2)+ is true.| |+assert_not_same( obj1, obj2, [msg] )+ |Ensures that +obj1.equal?(obj2)+ is false.| |+assert_nil( obj, [msg] )+ |Ensures that +obj.nil?+ is true.| |+assert_not_nil( obj, [msg] )+ |Ensures that +obj.nil?+ is false.| @@ -388,7 +394,7 @@ There are a bunch of different types of assertions you can use. Here's the compl |+assert_no_match( regexp, string, [msg] )+ |Ensures that a string doesn't matches the regular expression.| |+assert_in_delta( expecting, actual, delta, [msg] )+ |Ensures that the numbers +expecting+ and +actual+ are within +delta+ of each other.| |+assert_throws( symbol, [msg] ) { block }+ |Ensures that the given block throws the symbol.| -|+assert_raise( exception1, exception2, ... ) { block }+ |Ensures that the given block raises one of the given exceptions.| +|+assert_raise( exception1, exception2, ... ) { block }+ |Ensures that the given block raises one of the given exceptions.| |+assert_nothing_raised( exception1, exception2, ... ) { block }+ |Ensures that the given block doesn't raise one of the given exceptions.| |+assert_instance_of( class, obj, [msg] )+ |Ensures that +obj+ is of the +class+ type.| |+assert_kind_of( class, obj, [msg] )+ |Ensures that +obj+ is or descends from +class+.| |