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7c260ae201
And enable `context_dependent` of Style/BracesAroundHashParameters cop.
136 lines
3.8 KiB
Ruby
136 lines
3.8 KiB
Ruby
# frozen_string_literal: true
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require "generators/generators_test_helper"
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require "rails/generators/rails/migration/migration_generator"
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class CreateMigrationTest < Rails::Generators::TestCase
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include GeneratorsTestHelper
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class Migrator < Rails::Generators::MigrationGenerator
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include Rails::Generators::Migration
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def self.next_migration_number(dirname)
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current_migration_number(dirname) + 1
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end
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end
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tests Migrator
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def default_destination_path
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"db/migrate/create_articles.rb"
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end
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def create_migration(destination_path = default_destination_path, config = {}, generator_options = {}, &block)
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migration_name = File.basename(destination_path, ".rb")
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generator([migration_name], generator_options)
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generator.set_migration_assigns!(destination_path)
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dir, base = File.split(destination_path)
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timestamped_destination_path = File.join(dir, ["%migration_number%", base].join("_"))
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@migration = Rails::Generators::Actions::CreateMigration.new(generator, timestamped_destination_path, block || "contents", config)
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end
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def migration_exists!(*args)
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@existing_migration = create_migration(*args)
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invoke!
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@generator = nil
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end
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def invoke!
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capture(:stdout) { @migration.invoke! }
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end
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def revoke!
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capture(:stdout) { @migration.revoke! }
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end
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def test_invoke
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create_migration
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assert_match(/create db\/migrate\/1_create_articles\.rb\n/, invoke!)
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assert_file @migration.destination
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end
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def test_invoke_pretended
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create_migration(default_destination_path, {}, { pretend: true })
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assert_no_file @migration.destination
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end
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def test_invoke_when_exists
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migration_exists!
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create_migration
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assert_equal @existing_migration.destination, @migration.existing_migration
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end
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def test_invoke_when_exists_identical
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migration_exists!
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create_migration
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assert_match(/identical db\/migrate\/1_create_articles\.rb\n/, invoke!)
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assert @migration.identical?
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end
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def test_invoke_when_exists_not_identical
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migration_exists!
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create_migration { "different content" }
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assert_raise(Rails::Generators::Error) { invoke! }
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end
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def test_invoke_forced_when_exists_not_identical
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dest = "db/migrate/migration.rb"
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migration_exists!(dest)
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create_migration(dest, force: true) { "different content" }
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stdout = invoke!
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assert_match(/remove db\/migrate\/1_migration\.rb\n/, stdout)
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assert_match(/create db\/migrate\/2_migration\.rb\n/, stdout)
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assert_file @migration.destination
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assert_no_file @existing_migration.destination
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end
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def test_invoke_forced_pretended_when_exists_not_identical
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migration_exists!
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create_migration(default_destination_path, { force: true }, { pretend: true }) do
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"different content"
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end
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stdout = invoke!
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assert_match(/remove db\/migrate\/1_create_articles\.rb\n/, stdout)
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assert_match(/create db\/migrate\/2_create_articles\.rb\n/, stdout)
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assert_no_file @migration.destination
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end
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def test_invoke_skipped_when_exists_not_identical
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migration_exists!
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create_migration(default_destination_path, {}, { skip: true }) { "different content" }
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assert_match(/skip db\/migrate\/2_create_articles\.rb\n/, invoke!)
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assert_no_file @migration.destination
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end
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def test_revoke
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migration_exists!
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create_migration
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assert_match(/remove db\/migrate\/1_create_articles\.rb\n/, revoke!)
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assert_no_file @existing_migration.destination
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end
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def test_revoke_pretended
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migration_exists!
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create_migration(default_destination_path, {}, { pretend: true })
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assert_match(/remove db\/migrate\/1_create_articles\.rb\n/, revoke!)
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assert_file @existing_migration.destination
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end
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def test_revoke_when_no_exists
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create_migration
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assert_match(/remove db\/migrate\/1_create_articles\.rb\n/, revoke!)
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end
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end
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