activerecord/test/cases/arel/nodes/select_statement_test.rb


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# frozen_string_literal: true

require_relative "../helper"

describe Arel::Nodes::SelectStatement do
  describe "#clone" do
    it "clones cores" do
      statement = Arel::Nodes::SelectStatement.new %w[a b c]

      dolly = statement.clone
      dolly.cores.must_equal      statement.cores
      dolly.cores.wont_be_same_as statement.cores
    end
  end

  describe "equality" do
    it "is equal with equal ivars" do
      statement1 = Arel::Nodes::SelectStatement.new %w[a b c]
      statement1.offset = 1
      statement1.limit  = 2
      statement1.lock   = false
      statement1.orders = %w[x y z]
      statement1.with   = "zomg"
      statement2 = Arel::Nodes::SelectStatement.new %w[a b c]
      statement2.offset = 1
      statement2.limit  = 2
      statement2.lock   = false
      statement2.orders = %w[x y z]
      statement2.with   = "zomg"
      array = [statement1, statement2]
      assert_equal 1, array.uniq.size
    end

    it "is not equal with different ivars" do
      statement1 = Arel::Nodes::SelectStatement.new %w[a b c]
      statement1.offset = 1
      statement1.limit  = 2
      statement1.lock   = false
      statement1.orders = %w[x y z]
      statement1.with   = "zomg"
      statement2 = Arel::Nodes::SelectStatement.new %w[a b c]
      statement2.offset = 1
      statement2.limit  = 2
      statement2.lock   = false
      statement2.orders = %w[x y z]
      statement2.with   = "wth"
      array = [statement1, statement2]
      assert_equal 2, array.uniq.size
    end
  end
end