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require 'helper'
module Arel
module Nodes
class TestSelectCore < Minitest::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
refute_same core.froms, dolly.froms
refute_same core.projections, dolly.projections
refute_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
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