68 lines
2.8 KiB
Ruby
68 lines
2.8 KiB
Ruby
# frozen_string_literal: true
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require 'rubocop_spec_helper'
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require_relative '../../../../rubocop/cop/migration/safer_boolean_column'
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RSpec.describe RuboCop::Cop::Migration::SaferBooleanColumn do
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context 'in migration' do
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before do
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allow(cop).to receive(:in_migration?).and_return(true)
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end
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described_class::SMALL_TABLES.each do |table|
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context "for the #{table} table" do
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sources_and_offense = [
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["add_column :#{table}, :column, :boolean, default: true", 'should disallow nulls'],
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["add_column :#{table}, :column, :boolean, default: false", 'should disallow nulls'],
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["add_column :#{table}, :column, :boolean, default: nil", 'should have a default and should disallow nulls'],
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["add_column :#{table}, :column, :boolean, null: false", 'should have a default'],
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["add_column :#{table}, :column, :boolean, null: true", 'should have a default and should disallow nulls'],
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["add_column :#{table}, :column, :boolean", 'should have a default and should disallow nulls'],
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["add_column :#{table}, :column, :boolean, default: nil, null: false", 'should have a default'],
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["add_column :#{table}, :column, :boolean, default: nil, null: true", 'should have a default and should disallow nulls'],
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["add_column :#{table}, :column, :boolean, default: false, null: true", 'should disallow nulls']
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]
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sources_and_offense.each do |source, offense|
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context "given the source \"#{source}\"" do
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it "registers the offense matching \"#{offense}\"" do
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expect_offense(<<~RUBY, node: source, msg: offense)
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%{node}
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^{node} Boolean columns on the `#{table}` table %{msg}.[...]
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RUBY
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end
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end
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end
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inoffensive_sources = [
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"add_column :#{table}, :column, :boolean, default: true, null: false",
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"add_column :#{table}, :column, :boolean, default: false, null: false"
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]
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inoffensive_sources.each do |source|
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context "given the source \"#{source}\"" do
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it "registers no offense" do
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expect_no_offenses(source)
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end
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end
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end
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end
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end
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it 'registers no offense for tables not listed in SMALL_TABLES' do
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expect_no_offenses("add_column :large_table, :column, :boolean")
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end
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it 'registers no offense for non-boolean columns' do
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table = described_class::SMALL_TABLES.sample
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expect_no_offenses("add_column :#{table}, :column, :string")
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end
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end
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context 'outside of migration' do
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it 'registers no offense' do
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table = described_class::SMALL_TABLES.sample
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expect_no_offenses("add_column :#{table}, :column, :boolean")
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end
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end
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end
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