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-rw-r--r--spec/arel/unit/predicates/equality_spec.rb38
1 files changed, 25 insertions, 13 deletions
diff --git a/spec/arel/unit/predicates/equality_spec.rb b/spec/arel/unit/predicates/equality_spec.rb
index 8a58ba3096..b595cdd247 100644
--- a/spec/arel/unit/predicates/equality_spec.rb
+++ b/spec/arel/unit/predicates/equality_spec.rb
@@ -8,40 +8,52 @@ module Arel
@attribute1 = @relation1[:id]
@attribute2 = @relation2[:user_id]
end
-
- describe '==' do
+
+ describe '==' do
it "obtains if attribute1 and attribute2 are identical" do
Equality.new(@attribute1, @attribute2).should == Equality.new(@attribute1, @attribute2)
Equality.new(@attribute1, @attribute2).should_not == Equality.new(@attribute1, @attribute1)
end
-
+
it "obtains if the concrete type of the predicates are identical" do
Equality.new(@attribute1, @attribute2).should_not == Binary.new(@attribute1, @attribute2)
end
-
+
it "is commutative on the attributes" do
Equality.new(@attribute1, @attribute2).should == Equality.new(@attribute2, @attribute1)
end
end
-
+
describe '#to_sql' do
describe 'when relating to a non-nil value' do
it "manufactures an equality predicate" do
- Equality.new(@attribute1, @attribute2).to_sql.should be_like("
- `users`.`id` = `photos`.`user_id`
- ")
+ sql = Equality.new(@attribute1, @attribute2).to_sql
+
+ adapter_is :mysql do
+ sql.should be_like(%Q{`users`.`id` = `photos`.`user_id`})
+ end
+
+ adapter_is_not :mysql do
+ sql.should be_like(%Q{"users"."id" = "photos"."user_id"})
+ end
end
end
-
+
describe 'when relation to a nil value' do
before do
@nil = nil
end
-
+
it "manufactures an is null predicate" do
- Equality.new(@attribute1, @nil).to_sql.should be_like("
- `users`.`id` IS NULL
- ")
+ sql = Equality.new(@attribute1, @nil).to_sql
+
+ adapter_is :mysql do
+ sql.should be_like(%Q{`users`.`id` IS NULL})
+ end
+
+ adapter_is_not :mysql do
+ sql.should be_like(%Q{"users"."id" IS NULL})
+ end
end
end
end