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# frozen_string_literal: true
require_relative 'helper'
require 'yaml/store'
require 'tmpdir'
module Psych
class YAML::Store
alias :old_load :load
def load(content)
table = YAML.load(content, fallback: false)
if table == false
{}
else
table
end
end
end
unless defined?(Psych::Store)
Psych::Store = YAML::Store
end
class YAMLStoreTest < TestCase
def setup
@dir = Dir.mktmpdir("rubytest-file")
File.chown(-1, Process.gid, @dir)
@yamlstore_file = make_tmp_filename("yamlstore")
@yamlstore = YAML::Store.new(@yamlstore_file)
end
def teardown
FileUtils.remove_entry_secure @dir
end
def make_tmp_filename(prefix)
@dir + "/" + prefix + File.basename(__FILE__) + ".#{$$}.test"
end
def test_opening_new_file_in_readonly_mode_should_result_in_empty_values
@yamlstore.transaction(true) do
assert_nil @yamlstore["foo"]
assert_nil @yamlstore["bar"]
end
end
def test_opening_new_file_in_readwrite_mode_should_result_in_empty_values
@yamlstore.transaction do
assert_nil @yamlstore["foo"]
assert_nil @yamlstore["bar"]
end
end
def test_data_should_be_loaded_correctly_when_in_readonly_mode
@yamlstore.transaction do
@yamlstore["foo"] = "bar"
end
@yamlstore.transaction(true) do
assert_equal "bar", @yamlstore["foo"]
end
end
def test_data_should_be_loaded_correctly_when_in_readwrite_mode
@yamlstore.transaction do
@yamlstore["foo"] = "bar"
end
@yamlstore.transaction do
assert_equal "bar", @yamlstore["foo"]
end
end
def test_changes_after_commit_are_discarded
@yamlstore.transaction do
@yamlstore["foo"] = "bar"
@yamlstore.commit
@yamlstore["foo"] = "baz"
end
@yamlstore.transaction(true) do
assert_equal "bar", @yamlstore["foo"]
end
end
def test_changes_are_not_written_on_abort
@yamlstore.transaction do
@yamlstore["foo"] = "bar"
@yamlstore.abort
end
@yamlstore.transaction(true) do
assert_nil @yamlstore["foo"]
end
end
def test_writing_inside_readonly_transaction_raises_error
assert_raise(PStore::Error) do
@yamlstore.transaction(true) do
@yamlstore["foo"] = "bar"
end
end
end
end
end if defined?(Psych)
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