1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
|
# frozen_string_literal: true
require "irb"
require_relative "helper"
module TestIRB
class HelperMethodTestCase < TestCase
def setup
$VERBOSE = nil
@verbosity = $VERBOSE
save_encodings
IRB.instance_variable_get(:@CONF).clear
end
def teardown
$VERBOSE = @verbosity
restore_encodings
end
def execute_lines(*lines, conf: {}, main: self, irb_path: nil)
IRB.init_config(nil)
IRB.conf[:VERBOSE] = false
IRB.conf[:PROMPT_MODE] = :SIMPLE
IRB.conf.merge!(conf)
input = TestInputMethod.new(lines)
irb = IRB::Irb.new(IRB::WorkSpace.new(main), input)
irb.context.return_format = "=> %s\n"
irb.context.irb_path = irb_path if irb_path
IRB.conf[:MAIN_CONTEXT] = irb.context
IRB.conf[:USE_PAGER] = false
capture_output do
irb.eval_input
end
end
end
module TestHelperMethod
class ConfTest < HelperMethodTestCase
def test_conf_returns_the_context_object
out, err = execute_lines("conf.ap_name")
assert_empty err
assert_include out, "=> \"irb\""
end
end
end
class HelperMethodIntegrationTest < IntegrationTestCase
def test_arguments_propogation
write_ruby <<~RUBY
require "irb/helper_method"
class MyHelper < IRB::HelperMethod::Base
description "This is a test helper"
def execute(
required_arg, optional_arg = nil, *splat_arg, required_keyword_arg:,
optional_keyword_arg: nil, **double_splat_arg, &block_arg
)
puts [required_arg, optional_arg, splat_arg, required_keyword_arg, optional_keyword_arg, double_splat_arg, block_arg.call].to_s
end
end
IRB::HelperMethod.register(:my_helper, MyHelper)
binding.irb
RUBY
output = run_ruby_file do
type <<~INPUT
my_helper(
"required", "optional", "splat", required_keyword_arg: "required",
optional_keyword_arg: "optional", a: 1, b: 2
) { "block" }
INPUT
type "exit"
end
optional = {a: 1, b: 2}
assert_include(output, %[["required", "optional", ["splat"], "required", "optional", #{optional.inspect}, "block"]])
end
def test_helper_method_injection_can_happen_after_irb_require
write_ruby <<~RUBY
require "irb"
class MyHelper < IRB::HelperMethod::Base
description "This is a test helper"
def execute
puts "Hello from MyHelper"
end
end
IRB::HelperMethod.register(:my_helper, MyHelper)
binding.irb
RUBY
output = run_ruby_file do
type "my_helper"
type "exit"
end
assert_include(output, 'Hello from MyHelper')
end
def test_helper_method_instances_are_memoized
write_ruby <<~RUBY
require "irb/helper_method"
class MyHelper < IRB::HelperMethod::Base
description "This is a test helper"
def execute(val)
@val ||= val
end
end
IRB::HelperMethod.register(:my_helper, MyHelper)
binding.irb
RUBY
output = run_ruby_file do
type "my_helper(100)"
type "my_helper(200)"
type "exit"
end
assert_include(output, '=> 100')
assert_not_include(output, '=> 200')
end
end
end
|
