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Merge pull request #1969 from dmitriy-kiriyenko/calculations_with_having_on_select

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ActiveRecord calculation fail when having contains conditions based on select values
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Jon Leighton 2011-07-27 07:02:04 -07:00
commit 091e767c2d
2 changed files with 8 additions and 0 deletions
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1
activerecord/lib/active_record/relation/calculations.rb
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@ -250,6 +250,7 @@ module ActiveRecord
operation,
distinct).as(aggregate_alias)
]
select_values += @select_values unless @having_values.empty?
select_values.concat group_fields.zip(group_aliases).map { |field,aliaz|
"#{field} AS #{aliaz}"

7
activerecord/test/cases/calculations_test.rb
View file

@ -170,6 +170,13 @@ class CalculationsTest < ActiveRecord::TestCase
assert_equal 60, c[2]
end
def test_should_group_by_summed_field_having_condition_from_select
c = Account.select("MIN(credit_limit) AS min_credit_limit").group(:firm_id).having("min_credit_limit > 50").sum(:credit_limit)
assert_nil c[1]
assert_equal 60, c[2]
assert_equal 53, c[9]
end
def test_should_group_by_summed_association
c = Account.sum(:credit_limit, :group => :firm)
assert_equal 50, c[companies(:first_firm)]