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author | Aaron Patterson <aaron.patterson@gmail.com> | 2012-05-16 14:07:10 -0700 |
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committer | Aaron Patterson <aaron.patterson@gmail.com> | 2012-05-16 14:07:10 -0700 |
commit | 2a38fd58a91a300da5acfe917e82ac681dbd5b50 (patch) | |
tree | b1b66d504e959ef35e61836e054e1bd5ec05fd34 /activerecord/test | |
parent | bf0212b92ab7ebf1f5c6971a1d8ae80e7c18dfb5 (diff) | |
download | rails-2a38fd58a91a300da5acfe917e82ac681dbd5b50.tar.gz rails-2a38fd58a91a300da5acfe917e82ac681dbd5b50.tar.bz2 rails-2a38fd58a91a300da5acfe917e82ac681dbd5b50.zip |
MySQL returns "SUM(DISTINCT(credit_limit))" as the column name unless
an alias is provided. Without the alias, the column cannot be found
and properly typecast.
Diffstat (limited to 'activerecord/test')
-rw-r--r-- | activerecord/test/cases/calculations_test.rb | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/activerecord/test/cases/calculations_test.rb b/activerecord/test/cases/calculations_test.rb index f8bd11e3d0..041f8ffb7c 100644 --- a/activerecord/test/cases/calculations_test.rb +++ b/activerecord/test/cases/calculations_test.rb @@ -470,7 +470,11 @@ class CalculationsTest < ActiveRecord::TestCase assert_equal [50, 53, 55, 60], Account.pluck('DISTINCT credit_limit').sort assert_equal [50, 53, 55, 60], Account.pluck('DISTINCT accounts.credit_limit').sort assert_equal [50, 53, 55, 60], Account.pluck('DISTINCT(credit_limit)').sort - assert_equal [50 + 53 + 55 + 60], Account.pluck('SUM(DISTINCT(credit_limit))') + + # MySQL returns "SUM(DISTINCT(credit_limit))" as the column name unless + # an alias is provided. Without the alias, the column cannot be found + # and properly typecast. + assert_equal [50 + 53 + 55 + 60], Account.pluck('SUM(DISTINCT(credit_limit)) as credit_limit') end def test_pluck_expects_a_single_selection |