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Expand coverage of JSON gem tests

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This commit is contained in:
Godfrey Chan 2015-07-11 12:33:19 -07:00
parent 696a19fb9b
commit a6b2ace016
1 changed files with 30 additions and 16 deletions
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46
activesupport/test/core_ext/object/json_gem_encoding_test.rb
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@ -20,31 +20,45 @@ class JsonGemEncodingTest < ActiveSupport::TestCase
JSONTest::EncodingTestCases.constants.each_with_index do |name|
JSONTest::EncodingTestCases.const_get(name).each_with_index do |(subject, _), i|
test("test #{name[0..-6].underscore} #{i}") do
begin
expected = JSON.generate(subject, quirks_mode: true)
rescue JSON::GeneratorError => e
exception = e
end
require_or_skip 'active_support/core_ext/object/json'
if exception
assert_raises_with_message JSON::GeneratorError, e.message do
JSON.generate(subject, quirks_mode: true)
end
else
assert_equal expected, JSON.generate(subject, quirks_mode: true)
end
test("#{name[0..-6].underscore} #{i}") do
assert_same_with_or_without_active_support(subject)
end
end
end
class CustomToJson
def to_json(*)
'"custom"'
end
end
test "custom to_json" do
assert_same_with_or_without_active_support(CustomToJson.new)
end
private
def require_or_skip(file)
require(file) || skip("'#{file}' was already loaded")
end
def assert_same_with_or_without_active_support(subject)
begin
expected = JSON.generate(subject, quirks_mode: true)
rescue JSON::GeneratorError => e
exception = e
end
require_or_skip 'active_support/core_ext/object/json'
if exception
assert_raises_with_message JSON::GeneratorError, e.message do
JSON.generate(subject, quirks_mode: true)
end
else
assert_equal expected, JSON.generate(subject, quirks_mode: true)
end
end
def assert_raises_with_message(exception_class, message, &block)
err = assert_raises(exception_class) { block.call }
assert_match message, err.message