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author | Nick Kallen <nkallen@nick-kallens-computer-2.local> | 2008-05-26 21:02:23 -0700 |
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committer | Bryan Helmkamp <bryan@brynary.com> | 2009-05-17 15:36:05 -0400 |
commit | a7aacd29460aa137c3b06ee214ff8ffdff8ee365 (patch) | |
tree | e88f8894c830b4f95822ecb970294ca4c793a722 /spec/arel/algebra/unit/relations/join_spec.rb | |
parent | 9d77c08cf8a75636b058c1b85af52ef96e07cee5 (diff) | |
download | rails-a7aacd29460aa137c3b06ee214ff8ffdff8ee365.tar.gz rails-a7aacd29460aa137c3b06ee214ff8ffdff8ee365.tar.bz2 rails-a7aacd29460aa137c3b06ee214ff8ffdff8ee365.zip |
reorganizing tests
Diffstat (limited to 'spec/arel/algebra/unit/relations/join_spec.rb')
-rw-r--r-- | spec/arel/algebra/unit/relations/join_spec.rb | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/spec/arel/algebra/unit/relations/join_spec.rb b/spec/arel/algebra/unit/relations/join_spec.rb new file mode 100644 index 0000000000..5b512cc7f6 --- /dev/null +++ b/spec/arel/algebra/unit/relations/join_spec.rb @@ -0,0 +1,26 @@ +require File.join(File.dirname(__FILE__), '..', '..', '..', '..', 'spec_helper') + +module Arel + describe Join do + before do + @relation1 = Table.new(:users) + @relation2 = Table.new(:photos) + @predicate = @relation1[:id].eq(@relation2[:user_id]) + end + + describe 'hashing' do + it 'implements hash equality' do + InnerJoin.new(@relation1, @relation2, @predicate) \ + .should hash_the_same_as(InnerJoin.new(@relation1, @relation2, @predicate)) + end + end + + describe '#attributes' do + it 'combines the attributes of the two relations' do + join = InnerJoin.new(@relation1, @relation2, @predicate) + join.attributes.should == + (@relation1.attributes + @relation2.attributes).collect { |a| a.bind(join) } + end + end + end +end
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