diff options
Diffstat (limited to 'activerecord/test/cases/arel/nodes/select_core_test.rb')
-rw-r--r-- | activerecord/test/cases/arel/nodes/select_core_test.rb | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/activerecord/test/cases/arel/nodes/select_core_test.rb b/activerecord/test/cases/arel/nodes/select_core_test.rb new file mode 100644 index 0000000000..0b698205ff --- /dev/null +++ b/activerecord/test/cases/arel/nodes/select_core_test.rb @@ -0,0 +1,71 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Nodes + class TestSelectCore < Arel::Test + def test_clone + core = Arel::Nodes::SelectCore.new + core.froms = %w[a b c] + core.projections = %w[d e f] + core.wheres = %w[g h i] + + dolly = core.clone + + assert_equal core.froms, dolly.froms + assert_equal core.projections, dolly.projections + assert_equal core.wheres, dolly.wheres + + assert_not_same core.froms, dolly.froms + assert_not_same core.projections, dolly.projections + assert_not_same core.wheres, dolly.wheres + end + + def test_set_quantifier + core = Arel::Nodes::SelectCore.new + core.set_quantifier = Arel::Nodes::Distinct.new + viz = Arel::Visitors::ToSql.new Table.engine.connection_pool + assert_match "DISTINCT", viz.accept(core, Collectors::SQLString.new).value + end + + def test_equality_with_same_ivars + core1 = SelectCore.new + core1.froms = %w[a b c] + core1.projections = %w[d e f] + core1.wheres = %w[g h i] + core1.groups = %w[j k l] + core1.windows = %w[m n o] + core1.havings = %w[p q r] + core2 = SelectCore.new + core2.froms = %w[a b c] + core2.projections = %w[d e f] + core2.wheres = %w[g h i] + core2.groups = %w[j k l] + core2.windows = %w[m n o] + core2.havings = %w[p q r] + array = [core1, core2] + assert_equal 1, array.uniq.size + end + + def test_inequality_with_different_ivars + core1 = SelectCore.new + core1.froms = %w[a b c] + core1.projections = %w[d e f] + core1.wheres = %w[g h i] + core1.groups = %w[j k l] + core1.windows = %w[m n o] + core1.havings = %w[p q r] + core2 = SelectCore.new + core2.froms = %w[a b c] + core2.projections = %w[d e f] + core2.wheres = %w[g h i] + core2.groups = %w[j k l] + core2.windows = %w[m n o] + core2.havings = %w[l o l] + array = [core1, core2] + assert_equal 2, array.uniq.size + end + end + end +end |