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require 'spec_helper'
require 'tmpdir'
TMP_ROOT = Pathname.new(Dir.tmpdir)
describe TestGenerator, 'using custom matcher' do
include GeneratorSpec::TestCase
destination TMP_ROOT
arguments %w(test --test)
before do
delete_directory(TMP_ROOT)
prepare_destination
run_generator
end
specify do
expect(destination_root).to have_structure {
no_file 'test.rb'
directory 'config' do
directory 'initializers' do
file 'test.rb' do
contains '# Initializer'
end
end
end
directory 'db' do
directory 'migrate' do
file '123_create_tests.rb'
migration 'create_tests' do
contains 'class TestMigration'
end
end
end
}
end
it 'fails when it doesnt match' do
expect {
expect(destination_root).to have_structure {
directory 'db' do
directory 'migrate' do
no_file '123_create_tests.rb'
end
end
}
}.to raise_error
end
end
module GeneratorSpec
module Matcher
describe File do
describe '#matches?' do
before do
delete_directory(TMP_ROOT)
end
let(:file) { File.new('test_file') }
let(:location) { TMP_ROOT.join('test_file') }
context 'with no contains' do
it 'doesnt throw if the file exists' do
write_file(location, '')
expect {
file.matches?(TMP_ROOT)
}.to_not throw_symbol
end
it 'throws :failure if it doesnt exist' do
expect {
file.matches?(TMP_ROOT)
}.to throw_symbol(:failure)
end
end
context 'with contains' do
before do
write_file(location, 'class CreatePosts')
end
it 'doesnt throw if the content includes the string' do
file.contains 'CreatePosts'
expect {
file.matches?(TMP_ROOT)
}.to_not throw_symbol
end
it 'throws :failure if the contents dont include the string' do
file.contains 'PostsMigration'
expect {
file.matches?(TMP_ROOT)
}.to throw_symbol(:failure)
end
end
end
end
describe Migration do
describe '#matches?' do
before do
delete_directory(TMP_ROOT)
end
let(:migration) { Migration.new('create_posts') }
let(:location) { TMP_ROOT.join('123456_create_posts.rb') }
context 'with no contains' do
it 'doesnt throw if the migration exists' do
write_file(location, 'class CreatePosts')
expect {
migration.matches?(TMP_ROOT)
}.to_not throw_symbol
end
it 'throws :failure if it doesnt exist' do
expect {
migration.matches?(TMP_ROOT)
}.to throw_symbol(:failure)
end
end
context 'with contains' do
before do
write_file(location, 'class CreatePosts')
end
it 'doesnt throw if the migration includes the given content' do
migration.contains('CreatePosts')
expect {
migration.matches?(TMP_ROOT)
}.to_not throw_symbol
end
it 'throws failure if the migration doesnt include the given content' do
migration.contains('CreateNotes')
expect {
migration.matches?(TMP_ROOT)
}.to throw_symbol(:failure)
end
end
end
end
describe Directory do
describe '#location' do
it 'equals the full path' do
expect(Directory.new('test').location('test_2')).to eq('test/test_2')
end
end
describe '#directory' do
context 'without a block' do
it 'adds a directory name to the tree' do
dir = Directory.new 'test' do
directory 'dir'
end
expect(dir.tree['dir']).to eq(false)
end
end
context 'with a block' do
it 'add a directory object to the tree' do
dir = Directory.new 'test' do
directory 'dir' do
directory 'test_2'
end
end
expect(dir.tree['dir']).to be_an_instance_of(Directory)
expect(dir.tree['dir'].tree['test_2']).to eq(false)
end
end
end
describe '#file' do
it 'adds it to the tree' do
dir = Directory.new 'test' do
file 'test_file'
end
expect(dir.tree['test_file']).to be_an_instance_of(File)
end
end
describe '#file' do
it 'adds it to the tree' do
dir = Directory.new 'test' do
migration 'test_file'
end
expect(dir.tree['test_file']).to be_an_instance_of(Migration)
expect(dir.tree['test_file'].instance_variable_get('@name')).to eq('test/test_file')
end
end
describe '#matches?' do
before do
delete_directory(TMP_ROOT)
end
context 'with a directory name' do
let(:dir) {
Directory.new 'test' do
directory 'test_2'
end
}
it 'doesnt throw if the directory exists' do
write_directory(TMP_ROOT.join('test/test_2'))
expect {
dir.matches?(TMP_ROOT)
}.to_not throw_symbol
end
it 'throws :failure if it doesnt exist' do
expect {
dir.matches?(TMP_ROOT)
}.to throw_symbol(:failure)
end
end
context 'with a directory object' do
let(:dir) {
Directory.new 'test' do
directory 'test_2' do
file 'test_file'
end
end
}
before do
delete_directory(TMP_ROOT)
write_directory(TMP_ROOT.join('test/test_2'))
end
it 'doesnt throw if the file exists' do
write_file(TMP_ROOT.join('test/test_2/test_file'), '')
expect {
dir.matches?(TMP_ROOT)
}.to_not throw_symbol
end
it 'throws :failure if it doesnt exist' do
expect {
dir.matches?(TMP_ROOT)
}.to throw_symbol(:failure)
end
end
context '#no_file' do
let(:dir) {
Directory.new 'test' do
no_file 'test_file'
end
}
before do
delete_directory(TMP_ROOT)
write_directory(TMP_ROOT.join('test'))
end
it 'doesnt throw if the file exist' do
expect {
dir.matches?(TMP_ROOT)
}.to_not throw_symbol
end
it 'throws if the file exists' do
write_file(TMP_ROOT.join('test/test_file'), '')
expect {
dir.matches?(TMP_ROOT)
}.to throw_symbol(:failure)
end
end
end
end
describe Root do
describe '#matches?' do
before do
delete_directory(TMP_ROOT)
end
let(:root) {
Root.new 'test' do
directory 'test_dir'
end
}
it 'returns true on no failures' do
write_directory(TMP_ROOT.join('test/test_dir'))
expect(root.matches?(TMP_ROOT)).to be_truthy
end
it 'returns false on failures' do
expect(root.matches?(TMP_ROOT)).to be_falsey
end
end
end
end
end
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