65 lines
1.6 KiB
Ruby
65 lines
1.6 KiB
Ruby
require 'cases/helper'
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require 'models/book'
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require 'models/liquid'
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require 'models/molecule'
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require 'models/electron'
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module ActiveRecord
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class StatementCacheTest < ActiveRecord::TestCase
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def setup
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@connection = ActiveRecord::Base.connection
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end
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def test_statement_cache_with_simple_statement
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cache = ActiveRecord::StatementCache.new do
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Book.where(name: "my book").where("author_id > 3")
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end
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Book.create(name: "my book", author_id: 4)
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books = cache.execute
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assert_equal "my book", books[0].name
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end
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def test_statement_cache_with_nil_statement_raises_error
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assert_raise(ArgumentError) do
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ActiveRecord::StatementCache.new do
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nil
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end
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end
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end
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def test_statement_cache_with_complex_statement
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cache = ActiveRecord::StatementCache.new do
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Liquid.joins(:molecules => :electrons).where('molecules.name' => 'dioxane', 'electrons.name' => 'lepton')
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end
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salty = Liquid.create(name: 'salty')
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molecule = salty.molecules.create(name: 'dioxane')
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molecule.electrons.create(name: 'lepton')
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liquids = cache.execute
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assert_equal "salty", liquids[0].name
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end
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def test_statement_cache_values_differ
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cache = ActiveRecord::StatementCache.new do
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Book.where(name: "my book")
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end
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3.times do
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Book.create(name: "my book")
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end
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first_books = cache.execute
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3.times do
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Book.create(name: "my book")
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end
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additional_books = cache.execute
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assert first_books != additional_books
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end
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end
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end
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