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Versions: 4

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Stored size: 1.85 KB

Contents

# frozen_string_literal: true

require_relative "../helper"

class Arel::Nodes::OverTest < Arel::Spec
  describe "as" do
    it "should alias the expression" do
      table = Arel::Table.new :users
      _(table[:id].count.over.as("foo").to_sql).must_be_like %{
        COUNT("users"."id") OVER () AS foo
      }
    end
  end

  describe "with literal" do
    it "should reference the window definition by name" do
      table = Arel::Table.new :users
      _(table[:id].count.over("foo").to_sql).must_be_like %{
        COUNT("users"."id") OVER "foo"
      }
    end
  end

  describe "with SQL literal" do
    it "should reference the window definition by name" do
      table = Arel::Table.new :users
      _(table[:id].count.over(Arel.sql("foo")).to_sql).must_be_like %{
        COUNT("users"."id") OVER foo
      }
    end
  end

  describe "with no expression" do
    it "should use empty definition" do
      table = Arel::Table.new :users
      _(table[:id].count.over.to_sql).must_be_like %{
        COUNT("users"."id") OVER ()
      }
    end
  end

  describe "with expression" do
    it "should use definition in sub-expression" do
      table = Arel::Table.new :users
      window = Arel::Nodes::Window.new.order(table["foo"])
      _(table[:id].count.over(window).to_sql).must_be_like %{
        COUNT("users"."id") OVER (ORDER BY \"users\".\"foo\")
      }
    end
  end

  describe "equality" do
    it "is equal with equal ivars" do
      array = [
        Arel::Nodes::Over.new("foo", "bar"),
        Arel::Nodes::Over.new("foo", "bar")
      ]
      assert_equal 1, array.uniq.size
    end

    it "is not equal with different ivars" do
      array = [
        Arel::Nodes::Over.new("foo", "bar"),
        Arel::Nodes::Over.new("foo", "baz")
      ]
      assert_equal 2, array.uniq.size
    end
  end
end

Version data entries

4 entries across 4 versions & 1 rubygems

Version Path
ibm_db-5.5.0-x86-mingw32 test/cases/arel/nodes/over_test.rb
ibm_db-5.4.1-x86-mingw32 test/cases/arel/nodes/over_test.rb
ibm_db-5.4.0-x86-mingw32 test/cases/arel/nodes/over_test.rb
ibm_db-5.3.2-x86-mingw32 test/cases/arel/nodes/over_test.rb