Add interpolation of association conditions back in, in the form of proc { ... } rather than instance_eval-ing strings

10 files changed, 47 insertions, 25 deletions

diff --git a/activerecord/test/cases/associations/eager_test.rb b/activerecord/test/cases/associations/eager_test.rb
index 3074648d59..42dd612083 100644
--- a/activerecord/test/cases/associations/eager_test.rb
+++ b/activerecord/test/cases/associations/eager_test.rb
@@ -668,6 +668,14 @@ class EagerAssociationTest < ActiveRecord::TestCase
     assert_equal people(:david, :susan), Person.find(:all, :include => [:readers, :primary_contact, :number1_fan], :conditions => "number1_fans_people.first_name like 'M%'", :order => 'people.id', :limit => 2, :offset => 0)
   end
 
+  def test_preload_with_interpolation
+    post = Post.includes(:comments_with_interpolated_conditions).find(posts(:welcome).id)
+    assert_equal [comments(:greetings)], post.comments_with_interpolated_conditions
+
+    post = Post.joins(:comments_with_interpolated_conditions).find(posts(:welcome).id)
+    assert_equal [comments(:greetings)], post.comments_with_interpolated_conditions
+  end
+
   def test_polymorphic_type_condition
     post = Post.find(posts(:thinking).id, :include => :taggings)
     assert post.taggings.include?(taggings(:thinking_general))
diff --git a/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb b/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb
index 5dd2c9861e..dc382c3007 100644
--- a/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb
+++ b/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb
@@ -72,7 +72,7 @@ class DeveloperWithCounterSQL < ActiveRecord::Base
     :join_table => "developers_projects",
     :association_foreign_key => "project_id",
     :foreign_key => "developer_id",
-    :counter_sql => 'SELECT COUNT(*) AS count_all FROM projects INNER JOIN developers_projects ON projects.id = developers_projects.project_id WHERE developers_projects.developer_id =#{id}'
+    :counter_sql => proc { "SELECT COUNT(*) AS count_all FROM projects INNER JOIN developers_projects ON projects.id = developers_projects.project_id WHERE developers_projects.developer_id =#{id}" }
 end
 
 class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase
diff --git a/activerecord/test/cases/associations/has_many_associations_test.rb b/activerecord/test/cases/associations/has_many_associations_test.rb
index 23b777ac6d..ad774eb9ce 100644
--- a/activerecord/test/cases/associations/has_many_associations_test.rb
+++ b/activerecord/test/cases/associations/has_many_associations_test.rb
@@ -279,7 +279,6 @@ class HasManyAssociationsTest < ActiveRecord::TestCase
 
   def test_counting_using_finder_sql
     assert_equal 2, Firm.find(4).clients_using_sql.count
-    assert_equal 2, Firm.find(4).clients_using_multiline_sql.count
   end
 
   def test_belongs_to_sanity
diff --git a/activerecord/test/cases/associations/has_many_through_associations_test.rb b/activerecord/test/cases/associations/has_many_through_associations_test.rb
index c58068ef75..73b1d6c500 100644
--- a/activerecord/test/cases/associations/has_many_through_associations_test.rb
+++ b/activerecord/test/cases/associations/has_many_through_associations_test.rb
@@ -711,4 +711,11 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase
     post.author_addresses.delete(address)
     assert post[:author_count].nil?
   end
+
+  def test_interpolated_conditions
+    post = posts(:welcome)
+    assert !post.tags.empty?
+    assert_equal post.tags, post.interpolated_tags
+    assert_equal post.tags, post.interpolated_tags_2
+  end
 end
diff --git a/activerecord/test/cases/associations/has_one_associations_test.rb b/activerecord/test/cases/associations/has_one_associations_test.rb
index dbf6dfe20d..6b73a35905 100644
--- a/activerecord/test/cases/associations/has_one_associations_test.rb
+++ b/activerecord/test/cases/associations/has_one_associations_test.rb
@@ -243,6 +243,14 @@ class HasOneAssociationsTest < ActiveRecord::TestCase
     firm.destroy
   end
 
+  def test_finding_with_interpolated_condition
+    firm = Firm.find(:first)
+    superior = firm.clients.create(:name => 'SuperiorCo')
+    superior.rating = 10
+    superior.save
+    assert_equal 10, firm.clients_with_interpolated_conditions.first.rating
+  end
+
   def test_assignment_before_child_saved
     firm = Firm.find(1)
     firm.account = a = Account.new("credit_limit" => 1000)
diff --git a/activerecord/test/cases/base_test.rb b/activerecord/test/cases/base_test.rb
index 6a61dcdb47..0ad20bb9bc 100644
--- a/activerecord/test/cases/base_test.rb
+++ b/activerecord/test/cases/base_test.rb
@@ -1295,12 +1295,6 @@ class BasicsTest < ActiveRecord::TestCase
     assert_equal res6, res7
   end
 
-  def test_interpolate_sql
-    assert_nothing_raised { Category.new.send(:interpolate_sql, 'foo@bar') }
-    assert_nothing_raised { Category.new.send(:interpolate_sql, 'foo bar) baz') }
-    assert_nothing_raised { Category.new.send(:interpolate_sql, 'foo bar} baz') }
-  end
-
   def test_scoped_find_conditions
     scoped_developers = Developer.send(:with_scope, :find => { :conditions => 'salary > 90000' }) do
       Developer.find(:all, :conditions => 'id < 5')
diff --git a/activerecord/test/models/company.rb b/activerecord/test/models/company.rb
index 3e219fbe4a..e0b30efd51 100644
--- a/activerecord/test/models/company.rb
+++ b/activerecord/test/models/company.rb
@@ -48,19 +48,16 @@ class Firm < Company
   has_many :dependent_clients_of_firm, :foreign_key => "client_of", :class_name => "Client", :order => "id", :dependent => :destroy
   has_many :exclusively_dependent_clients_of_firm, :foreign_key => "client_of", :class_name => "Client", :order => "id", :dependent => :delete_all
   has_many :limited_clients, :class_name => "Client", :limit => 1
+  has_many :clients_with_interpolated_conditions, :class_name => "Client", :conditions => proc { "rating > #{rating}" }
   has_many :clients_like_ms, :conditions => "name = 'Microsoft'", :class_name => "Client", :order => "id"
   has_many :clients_like_ms_with_hash_conditions, :conditions => { :name => 'Microsoft' }, :class_name => "Client", :order => "id"
-  has_many :clients_using_sql, :class_name => "Client", :finder_sql => 'SELECT * FROM companies WHERE client_of = #{id}'
-  has_many :clients_using_multiline_sql, :class_name => "Client", :finder_sql => '
-  SELECT
-  companies.*
-  FROM companies WHERE companies.client_of = #{id}'
+  has_many :clients_using_sql, :class_name => "Client", :finder_sql => proc { "SELECT * FROM companies WHERE client_of = #{id}" }
   has_many :clients_using_counter_sql, :class_name => "Client",
-           :finder_sql  => 'SELECT * FROM companies WHERE client_of = #{id}',
-           :counter_sql => 'SELECT COUNT(*) FROM companies WHERE client_of = #{id}'
+           :finder_sql  => proc { "SELECT * FROM companies WHERE client_of = #{id} " },
+           :counter_sql => proc { "SELECT COUNT(*) FROM companies WHERE client_of = #{id}" }
   has_many :clients_using_zero_counter_sql, :class_name => "Client",
-           :finder_sql  => 'SELECT * FROM companies WHERE client_of = #{id}',
-           :counter_sql => 'SELECT 0 FROM companies WHERE client_of = #{id}'
+           :finder_sql  => proc { "SELECT * FROM companies WHERE client_of = #{id}" },
+           :counter_sql => proc { "SELECT 0 FROM companies WHERE client_of = #{id}" }
   has_many :no_clients_using_counter_sql, :class_name => "Client",
            :finder_sql  => 'SELECT * FROM companies WHERE client_of = 1000',
            :counter_sql => 'SELECT COUNT(*) FROM companies WHERE client_of = 1000'
diff --git a/activerecord/test/models/post.rb b/activerecord/test/models/post.rb
index fd8cd2244a..5f29196790 100644
--- a/activerecord/test/models/post.rb
+++ b/activerecord/test/models/post.rb
@@ -41,6 +41,9 @@ class Post < ActiveRecord::Base
   has_many :author_categorizations, :through => :author, :source => :categorizations
   has_many :author_addresses, :through => :author
 
+  has_many :comments_with_interpolated_conditions, :class_name => 'Comment',
+    :conditions => proc { ["#{"#{aliased_table_name}." rescue ""}body = ?", 'Thank you for the welcome'] }
+
   has_one  :very_special_comment
   has_one  :very_special_comment_with_post, :class_name => "VerySpecialComment", :include => :post
   has_many :special_comments
@@ -57,6 +60,10 @@ class Post < ActiveRecord::Base
     end
   end
 
+  has_many :interpolated_taggings, :class_name => 'Tagging', :as => :taggable, :conditions => proc { "1 = #{1}" }
+  has_many :interpolated_tags, :through => :taggings
+  has_many :interpolated_tags_2, :through => :interpolated_taggings, :source => :tag
+
   has_many :taggings_with_delete_all, :class_name => 'Tagging', :as => :taggable, :dependent => :delete_all
   has_many :taggings_with_destroy, :class_name => 'Tagging', :as => :taggable, :dependent => :destroy
 
diff --git a/activerecord/test/models/project.rb b/activerecord/test/models/project.rb
index 8a53a8f803..efe1ce67da 100644
--- a/activerecord/test/models/project.rb
+++ b/activerecord/test/models/project.rb
@@ -7,14 +7,15 @@ class Project < ActiveRecord::Base
   has_and_belongs_to_many :developers_named_david, :class_name => "Developer", :conditions => "name = 'David'", :uniq => true
   has_and_belongs_to_many :developers_named_david_with_hash_conditions, :class_name => "Developer", :conditions => { :name => 'David' }, :uniq => true
   has_and_belongs_to_many :salaried_developers, :class_name => "Developer", :conditions => "salary > 0"
-  has_and_belongs_to_many :developers_with_finder_sql, :class_name => "Developer", :finder_sql => 'SELECT t.*, j.* FROM developers_projects j, developers t WHERE t.id = j.developer_id AND j.project_id = #{id} ORDER BY t.id'
-  has_and_belongs_to_many :developers_with_multiline_finder_sql, :class_name => "Developer", :finder_sql => '
-    SELECT
-      t.*, j.*
-    FROM
-      developers_projects j,
-      developers t WHERE t.id = j.developer_id AND j.project_id = #{id} ORDER BY t.id'
-  has_and_belongs_to_many :developers_by_sql, :class_name => "Developer", :delete_sql => "DELETE FROM developers_projects WHERE project_id = \#{id} AND developer_id = \#{record.id}"
+  has_and_belongs_to_many :developers_with_finder_sql, :class_name => "Developer", :finder_sql => proc { "SELECT t.*, j.* FROM developers_projects j, developers t WHERE t.id = j.developer_id AND j.project_id = #{id} ORDER BY t.id" }
+  has_and_belongs_to_many :developers_with_multiline_finder_sql, :class_name => "Developer", :finder_sql => proc {
+    "SELECT
+       t.*, j.*
+     FROM
+       developers_projects j,
+       developers t WHERE t.id = j.developer_id AND j.project_id = #{id} ORDER BY t.id"
+  }
+  has_and_belongs_to_many :developers_by_sql, :class_name => "Developer", :delete_sql => proc { |record| "DELETE FROM developers_projects WHERE project_id = #{id} AND developer_id = #{record.id}" }
   has_and_belongs_to_many :developers_with_callbacks, :class_name => "Developer", :before_add => Proc.new {|o, r| o.developers_log << "before_adding#{r.id || '<new>'}"},
                             :after_add => Proc.new {|o, r| o.developers_log << "after_adding#{r.id || '<new>'}"},
                             :before_remove => Proc.new {|o, r| o.developers_log << "before_removing#{r.id}"},
diff --git a/activerecord/test/models/tagging.rb b/activerecord/test/models/tagging.rb
index 33ffc623d7..231d2b5890 100644
--- a/activerecord/test/models/tagging.rb
+++ b/activerecord/test/models/tagging.rb
@@ -6,6 +6,7 @@ class Tagging < ActiveRecord::Base
   belongs_to :tag, :include => :tagging
   belongs_to :super_tag,   :class_name => 'Tag', :foreign_key => 'super_tag_id'
   belongs_to :invalid_tag, :class_name => 'Tag', :foreign_key => 'tag_id'
+  belongs_to :interpolated_tag, :class_name => 'Tag', :foreign_key => :tag_id, :conditions => proc { "1 = #{1}" }
   belongs_to :taggable, :polymorphic => true, :counter_cache => true
   has_many :things, :through => :taggable
 end