Files
prism/test/test_cli_assets_precompile.rb

59 lines
2.2 KiB
Ruby

require 'minitest/autorun'
require 'prism'
require 'tmpdir'
require 'fileutils'
require 'stringio'
class CliAssetsPrecompileTest < Minitest::Test
def setup
@dir = Dir.mktmpdir('prism-cli-assets')
@cli = Prism::Cli.new(@dir)
@source = File.join(@dir, 'app', 'assets')
@output = File.join(@dir, 'public', 'assets')
FileUtils.mkdir_p(File.join(@source, 'stylesheets'))
File.write(File.join(@source, 'stylesheets', 'application.css'), 'body { color: red; }')
end
def teardown
FileUtils.remove_entry(@dir)
end
def test_precompiles_without_booting_an_application
manifest = @cli.assets_precompile(['--source=app/assets', '--output=public/assets'], out: StringIO.new)
logical = manifest.to_h.keys
assert_equal ['stylesheets/application.css'], logical
fingerprinted = manifest.lookup('stylesheets/application.css')
assert_match(/\Astylesheets\/application-[0-9a-f]{8}\.css\z/, fingerprinted)
assert File.exist?(File.join(@output, fingerprinted))
assert File.exist?(File.join(@output, 'manifest.json'))
end
def test_prints_a_summary_to_the_given_output
out = StringIO.new
@cli.assets_precompile(['--source=app/assets', '--output=public/assets'], out: out)
assert_match(/compiled 1 file\(s\) into/, out.string)
end
def test_recompiling_unchanged_content_reproduces_the_same_fingerprint_and_removes_nothing_stale
first = @cli.assets_precompile(['--source=app/assets', '--output=public/assets'], out: StringIO.new)
second = @cli.assets_precompile(['--source=app/assets', '--output=public/assets'], out: StringIO.new)
assert_equal first.to_h, second.to_h
end
def test_raises_usage_error_without_required_options
assert_raises(Prism::Cli::UsageError) { @cli.assets_precompile([]) }
assert_raises(Prism::Cli::UsageError) { @cli.assets_precompile(['--source=app/assets']) }
end
def test_run_dispatches_the_assets_colon_precompile_command
original_stdout = $stdout
captured = StringIO.new
$stdout = captured
@cli.run(['assets:precompile', '--source=app/assets', '--output=public/assets'])
ensure
$stdout = original_stdout
assert_match(/compiled 1 file\(s\)/, captured.string)
assert File.exist?(File.join(@output, 'manifest.json'))
end
end