ruby/test/irb/test_irb.rb

937 строки
26 KiB
Ruby

# frozen_string_literal: true
require "irb"
require_relative "helper"
module TestIRB
class InputTest < IntegrationTestCase
def test_symbol_aliases_are_handled_correctly
write_ruby <<~'RUBY'
class Foo
end
binding.irb
RUBY
output = run_ruby_file do
type "$ Foo"
type "exit!"
end
assert_include output, "From: #{@ruby_file.path}:1"
end
def test_symbol_aliases_are_handled_correctly_with_singleline_mode
write_rc <<~RUBY
IRB.conf[:USE_SINGLELINE] = true
RUBY
write_ruby <<~'RUBY'
class Foo
end
binding.irb
RUBY
output = run_ruby_file do
type "irb_info"
type "$ Foo"
type "exit!"
end
# Make sure it's tested in singleline mode
assert_include output, "InputMethod: ReadlineInputMethod"
assert_include output, "From: #{@ruby_file.path}:1"
end
def test_underscore_stores_last_result
write_ruby <<~'RUBY'
binding.irb
RUBY
output = run_ruby_file do
type "1 + 1"
type "_ + 10"
type "exit!"
end
assert_include output, "=> 12"
end
def test_commands_dont_override_stored_last_result
write_ruby <<~'RUBY'
binding.irb
RUBY
output = run_ruby_file do
type "1 + 1"
type "ls"
type "_ + 10"
type "exit!"
end
assert_include output, "=> 12"
end
def test_evaluate_with_encoding_error_without_lineno
if RUBY_ENGINE == 'truffleruby'
omit "Remove me after https://github.com/ruby/prism/issues/2129 is addressed and adopted in TruffleRuby"
end
if RUBY_VERSION >= "3.3."
omit "Now raises SyntaxError"
end
write_ruby <<~'RUBY'
binding.irb
RUBY
output = run_ruby_file do
type %q[:"\xAE"]
type "exit!"
end
assert_include output, 'invalid symbol in encoding UTF-8 :"\xAE"'
# EncodingError would be wrapped with ANSI escape sequences, so we assert it separately
assert_include output, "EncodingError"
end
def test_evaluate_still_emits_warning
write_ruby <<~'RUBY'
binding.irb
RUBY
output = run_ruby_file do
type %q[def foo; END {}; end]
type "exit!"
end
assert_include output, '(irb):1: warning: END in method; use at_exit'
end
def test_symbol_aliases_dont_affect_ruby_syntax
write_ruby <<~'RUBY'
$foo = "It's a foo"
@bar = "It's a bar"
binding.irb
RUBY
output = run_ruby_file do
type "$foo"
type "@bar"
type "exit!"
end
assert_include output, "=> \"It's a foo\""
assert_include output, "=> \"It's a bar\""
end
def test_empty_input_echoing_behaviour
write_ruby <<~'RUBY'
binding.irb
RUBY
output = run_ruby_file do
type ""
type " "
type "exit"
end
assert_not_match(/irb\(main\):001> (\r*\n)?=> nil/, output)
assert_match(/irb\(main\):002> (\r*\n)?=> nil/, output)
end
end
class NestedBindingIrbTest < IntegrationTestCase
def test_current_context_restore
write_ruby <<~'RUBY'
binding.irb
RUBY
output = run_ruby_file do
type '$ctx = IRB.CurrentContext'
type 'binding.irb'
type 'p context_changed: IRB.CurrentContext != $ctx'
type 'exit'
type 'p context_restored: IRB.CurrentContext == $ctx'
type 'exit'
end
assert_include output, {context_changed: true}.inspect
assert_include output, {context_restored: true}.inspect
end
end
class IrbIOConfigurationTest < TestCase
Row = Struct.new(:content, :current_line_spaces, :new_line_spaces, :indent_level)
class MockIO_AutoIndent
attr_reader :calculated_indent
def initialize(*params)
@params = params
end
def auto_indent(&block)
@calculated_indent = block.call(*@params)
end
end
class MockIO_DynamicPrompt
attr_reader :prompt_list
def initialize(params, &assertion)
@params = params
end
def dynamic_prompt(&block)
@prompt_list = block.call(@params)
end
end
def setup
save_encodings
@irb = build_irb
end
def teardown
restore_encodings
end
class AutoIndentationTest < IrbIOConfigurationTest
def test_auto_indent
input_with_correct_indents = [
[%q(def each_top_level_statement), 0, 2],
[%q( initialize_input), 2, 2],
[%q( catch(:TERM_INPUT) do), 2, 4],
[%q( loop do), 4, 6],
[%q( begin), 6, 8],
[%q( prompt), 8, 8],
[%q( unless l = lex), 8, 10],
[%q( throw :TERM_INPUT if @line == ''), 10, 10],
[%q( else), 8, 10],
[%q( @line_no += l.count("\n")), 10, 10],
[%q( next if l == "\n"), 10, 10],
[%q( @line.concat l), 10, 10],
[%q( if @code_block_open or @ltype or @continue or @indent > 0), 10, 12],
[%q( next), 12, 12],
[%q( end), 10, 10],
[%q( end), 8, 8],
[%q( if @line != "\n"), 8, 10],
[%q( @line.force_encoding(@io.encoding)), 10, 10],
[%q( yield @line, @exp_line_no), 10, 10],
[%q( end), 8, 8],
[%q( break if @io.eof?), 8, 8],
[%q( @line = ''), 8, 8],
[%q( @exp_line_no = @line_no), 8, 8],
[%q( ), nil, 8],
[%q( @indent = 0), 8, 8],
[%q( rescue TerminateLineInput), 6, 8],
[%q( initialize_input), 8, 8],
[%q( prompt), 8, 8],
[%q( end), 6, 6],
[%q( end), 4, 4],
[%q( end), 2, 2],
[%q(end), 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents)
end
def test_braces_on_their_own_line
input_with_correct_indents = [
[%q(if true), 0, 2],
[%q( [), 2, 4],
[%q( ]), 2, 2],
[%q(end), 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents)
end
def test_multiple_braces_in_a_line
input_with_correct_indents = [
[%q([[[), 0, 6],
[%q( ]), 4, 4],
[%q( ]), 2, 2],
[%q(]), 0, 0],
[%q([<<FOO]), 0, 0],
[%q(hello), 0, 0],
[%q(FOO), 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents)
end
def test_a_closed_brace_and_not_closed_brace_in_a_line
input_with_correct_indents = [
[%q(p() {), 0, 2],
[%q(}), 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents)
end
def test_symbols
input_with_correct_indents = [
[%q(:a), 0, 0],
[%q(:A), 0, 0],
[%q(:+), 0, 0],
[%q(:@@a), 0, 0],
[%q(:@a), 0, 0],
[%q(:$a), 0, 0],
[%q(:def), 0, 0],
[%q(:`), 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents)
end
def test_incomplete_coding_magic_comment
input_with_correct_indents = [
[%q(#coding:u), 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents)
end
def test_incomplete_encoding_magic_comment
input_with_correct_indents = [
[%q(#encoding:u), 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents)
end
def test_incomplete_emacs_coding_magic_comment
input_with_correct_indents = [
[%q(# -*- coding: u), 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents)
end
def test_incomplete_vim_coding_magic_comment
input_with_correct_indents = [
[%q(# vim:set fileencoding=u), 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents)
end
def test_mixed_rescue
input_with_correct_indents = [
[%q(def m), 0, 2],
[%q( begin), 2, 4],
[%q( begin), 4, 6],
[%q( x = a rescue 4), 6, 6],
[%q( y = [(a rescue 5)]), 6, 6],
[%q( [x, y]), 6, 6],
[%q( rescue => e), 4, 6],
[%q( raise e rescue 8), 6, 6],
[%q( end), 4, 4],
[%q( rescue), 2, 4],
[%q( raise rescue 11), 4, 4],
[%q( end), 2, 2],
[%q(rescue => e), 0, 2],
[%q( raise e rescue 14), 2, 2],
[%q(end), 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents)
end
def test_oneliner_method_definition
input_with_correct_indents = [
[%q(class A), 0, 2],
[%q( def foo0), 2, 4],
[%q( 3), 4, 4],
[%q( end), 2, 2],
[%q( def foo1()), 2, 4],
[%q( 3), 4, 4],
[%q( end), 2, 2],
[%q( def foo2(a, b)), 2, 4],
[%q( a + b), 4, 4],
[%q( end), 2, 2],
[%q( def foo3 a, b), 2, 4],
[%q( a + b), 4, 4],
[%q( end), 2, 2],
[%q( def bar0() = 3), 2, 2],
[%q( def bar1(a) = a), 2, 2],
[%q( def bar2(a, b) = a + b), 2, 2],
[%q( def bar3() = :s), 2, 2],
[%q( def bar4() = Time.now), 2, 2],
[%q(end), 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents)
end
def test_tlambda
input_with_correct_indents = [
[%q(if true), 0, 2, 1],
[%q( -> {), 2, 4, 2],
[%q( }), 2, 2, 1],
[%q(end), 0, 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents, assert_indent_level: true)
end
def test_corresponding_syntax_to_keyword_do_in_class
input_with_correct_indents = [
[%q(class C), 0, 2, 1],
[%q( while method_name do), 2, 4, 2],
[%q( 3), 4, 4, 2],
[%q( end), 2, 2, 1],
[%q( foo do), 2, 4, 2],
[%q( 3), 4, 4, 2],
[%q( end), 2, 2, 1],
[%q(end), 0, 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents, assert_indent_level: true)
end
def test_corresponding_syntax_to_keyword_do
input_with_correct_indents = [
[%q(while i > 0), 0, 2, 1],
[%q( 3), 2, 2, 1],
[%q(end), 0, 0, 0],
[%q(while true), 0, 2, 1],
[%q( 3), 2, 2, 1],
[%q(end), 0, 0, 0],
[%q(while ->{i > 0}.call), 0, 2, 1],
[%q( 3), 2, 2, 1],
[%q(end), 0, 0, 0],
[%q(while ->{true}.call), 0, 2, 1],
[%q( 3), 2, 2, 1],
[%q(end), 0, 0, 0],
[%q(while i > 0 do), 0, 2, 1],
[%q( 3), 2, 2, 1],
[%q(end), 0, 0, 0],
[%q(while true do), 0, 2, 1],
[%q( 3), 2, 2, 1],
[%q(end), 0, 0, 0],
[%q(while ->{i > 0}.call do), 0, 2, 1],
[%q( 3), 2, 2, 1],
[%q(end), 0, 0, 0],
[%q(while ->{true}.call do), 0, 2, 1],
[%q( 3), 2, 2, 1],
[%q(end), 0, 0, 0],
[%q(foo do), 0, 2, 1],
[%q( 3), 2, 2, 1],
[%q(end), 0, 0, 0],
[%q(foo true do), 0, 2, 1],
[%q( 3), 2, 2, 1],
[%q(end), 0, 0, 0],
[%q(foo ->{true} do), 0, 2, 1],
[%q( 3), 2, 2, 1],
[%q(end), 0, 0, 0],
[%q(foo ->{i > 0} do), 0, 2, 1],
[%q( 3), 2, 2, 1],
[%q(end), 0, 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents, assert_indent_level: true)
end
def test_corresponding_syntax_to_keyword_for
input_with_correct_indents = [
[%q(for i in [1]), 0, 2, 1],
[%q( puts i), 2, 2, 1],
[%q(end), 0, 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents, assert_indent_level: true)
end
def test_corresponding_syntax_to_keyword_for_with_do
input_with_correct_indents = [
[%q(for i in [1] do), 0, 2, 1],
[%q( puts i), 2, 2, 1],
[%q(end), 0, 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents, assert_indent_level: true)
end
def test_typing_incomplete_include_interpreted_as_keyword_in
input_with_correct_indents = [
[%q(module E), 0, 2, 1],
[%q(end), 0, 0, 0],
[%q(class A), 0, 2, 1],
[%q( in), 2, 2, 1] # scenario typing `include E`
]
assert_rows_with_correct_indents(input_with_correct_indents, assert_indent_level: true)
end
def test_bracket_corresponding_to_times
input_with_correct_indents = [
[%q(3.times { |i|), 0, 2, 1],
[%q( puts i), 2, 2, 1],
[%q(}), 0, 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents, assert_indent_level: true)
end
def test_do_corresponding_to_times
input_with_correct_indents = [
[%q(3.times do |i|), 0, 2, 1],
[%q( puts i), 2, 2, 1],
[%q(end), 0, 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents, assert_indent_level: true)
end
def test_bracket_corresponding_to_loop
input_with_correct_indents = [
['loop {', 0, 2, 1],
[' 3', 2, 2, 1],
['}', 0, 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents, assert_indent_level: true)
end
def test_do_corresponding_to_loop
input_with_correct_indents = [
[%q(loop do), 0, 2, 1],
[%q( 3), 2, 2, 1],
[%q(end), 0, 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents, assert_indent_level: true)
end
def test_embdoc_indent
input_with_correct_indents = [
[%q(=begin), 0, 0, 0],
[%q(a), 0, 0, 0],
[%q( b), 1, 1, 0],
[%q(=end), 0, 0, 0],
[%q(if 1), 0, 2, 1],
[%q( 2), 2, 2, 1],
[%q(=begin), 0, 0, 0],
[%q(a), 0, 0, 0],
[%q( b), 1, 1, 0],
[%q(=end), 0, 2, 1],
[%q( 3), 2, 2, 1],
[%q(end), 0, 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents, assert_indent_level: true)
end
def test_heredoc_with_indent
input_with_correct_indents = [
[%q(<<~Q+<<~R), 0, 2, 1],
[%q(a), 2, 2, 1],
[%q(a), 2, 2, 1],
[%q( b), 2, 2, 1],
[%q( b), 2, 2, 1],
[%q( Q), 0, 2, 1],
[%q( c), 4, 4, 1],
[%q( c), 4, 4, 1],
[%q( R), 0, 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents, assert_indent_level: true)
end
def test_oneliner_def_in_multiple_lines
input_with_correct_indents = [
[%q(def a()=[), 0, 2, 1],
[%q( 1,), 2, 2, 1],
[%q(].), 0, 0, 0],
[%q(to_s), 0, 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents, assert_indent_level: true)
end
def test_broken_heredoc
input_with_correct_indents = [
[%q(def foo), 0, 2, 1],
[%q( <<~Q), 2, 4, 2],
[%q( Qend), 4, 4, 2],
]
assert_rows_with_correct_indents(input_with_correct_indents, assert_indent_level: true)
end
def test_pasted_code_keep_base_indent_spaces
input_with_correct_indents = [
[%q( def foo), 0, 6, 1],
[%q( if bar), 6, 10, 2],
[%q( [1), 10, 12, 3],
[%q( ]+[["a), 10, 14, 4],
[%q(b" + `c), 0, 14, 4],
[%q(d` + /e), 0, 14, 4],
[%q(f/ + :"g), 0, 14, 4],
[%q(h".tap do), 0, 16, 5],
[%q( 1), 16, 16, 5],
[%q( end), 14, 14, 4],
[%q( ]), 12, 12, 3],
[%q( ]), 10, 10, 2],
[%q( end), 8, 6, 1],
[%q( end), 4, 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents, assert_indent_level: true)
end
def test_pasted_code_keep_base_indent_spaces_with_heredoc
input_with_correct_indents = [
[%q( def foo), 0, 6, 1],
[%q( if bar), 6, 10, 2],
[%q( [1), 10, 12, 3],
[%q( ]+[["a), 10, 14, 4],
[%q(b" + <<~A + <<-B + <<C), 0, 16, 5],
[%q( a#{), 16, 18, 6],
[%q( 1), 18, 18, 6],
[%q( }), 16, 16, 5],
[%q( A), 14, 16, 5],
[%q( b#{), 16, 18, 6],
[%q( 1), 18, 18, 6],
[%q( }), 16, 16, 5],
[%q( B), 14, 0, 0],
[%q(c#{), 0, 2, 1],
[%q(1), 2, 2, 1],
[%q(}), 0, 0, 0],
[%q(C), 0, 14, 4],
[%q( ]), 12, 12, 3],
[%q( ]), 10, 10, 2],
[%q( end), 8, 6, 1],
[%q( end), 4, 0, 0],
]
assert_rows_with_correct_indents(input_with_correct_indents, assert_indent_level: true)
end
def test_heredoc_keep_indent_spaces
(1..4).each do |indent|
row = Row.new(' ' * indent, nil, [4, indent].max, 2)
lines = ['def foo', ' <<~Q', row.content]
assert_row_indenting(lines, row)
assert_indent_level(lines, row.indent_level)
end
end
private
def assert_row_indenting(lines, row)
actual_current_line_spaces = calculate_indenting(lines, false)
error_message = <<~MSG
Incorrect spaces calculation for line:
```
> #{lines.last}
```
All lines:
```
#{lines.join("\n")}
```
MSG
assert_equal(row.current_line_spaces, actual_current_line_spaces, error_message)
error_message = <<~MSG
Incorrect spaces calculation for line after the current line:
```
#{lines.last}
>
```
All lines:
```
#{lines.join("\n")}
```
MSG
actual_next_line_spaces = calculate_indenting(lines, true)
assert_equal(row.new_line_spaces, actual_next_line_spaces, error_message)
end
def assert_rows_with_correct_indents(rows_with_spaces, assert_indent_level: false)
lines = []
rows_with_spaces.map do |row|
row = Row.new(*row)
lines << row.content
assert_row_indenting(lines, row)
if assert_indent_level
assert_indent_level(lines, row.indent_level)
end
end
end
def assert_indent_level(lines, expected)
code = lines.map { |l| "#{l}\n" }.join # code should end with "\n"
_tokens, opens, _ = @irb.scanner.check_code_state(code, local_variables: [])
indent_level = @irb.scanner.calc_indent_level(opens)
error_message = "Calculated the wrong number of indent level for:\n #{lines.join("\n")}"
assert_equal(expected, indent_level, error_message)
end
def calculate_indenting(lines, add_new_line)
lines = lines + [""] if add_new_line
last_line_index = lines.length - 1
byte_pointer = lines.last.length
mock_io = MockIO_AutoIndent.new(lines, last_line_index, byte_pointer, add_new_line)
@irb.context.auto_indent_mode = true
@irb.context.io = mock_io
@irb.configure_io
mock_io.calculated_indent
end
end
class DynamicPromptTest < IrbIOConfigurationTest
def test_endless_range_at_end_of_line
input_with_prompt = [
['001:0: :> ', %q(a = 3..)],
['002:0: :> ', %q()],
]
assert_dynamic_prompt(input_with_prompt)
end
def test_heredoc_with_embexpr
input_with_prompt = [
['001:0:":* ', %q(<<A+%W[#{<<B)],
['002:0:":* ', %q(#{<<C+%W[)],
['003:0:":* ', %q(a)],
['004:2:]:* ', %q(C)],
['005:2:]:* ', %q(a)],
['006:0:":* ', %q(]})],
['007:0:":* ', %q(})],
['008:0:":* ', %q(A)],
['009:2:]:* ', %q(B)],
['010:1:]:* ', %q(})],
['011:0: :> ', %q(])],
['012:0: :> ', %q()],
]
assert_dynamic_prompt(input_with_prompt)
end
def test_heredoc_prompt_with_quotes
input_with_prompt = [
["001:1:':* ", %q(<<~'A')],
["002:1:':* ", %q(#{foobar})],
["003:0: :> ", %q(A)],
["004:1:`:* ", %q(<<~`A`)],
["005:1:`:* ", %q(whoami)],
["006:0: :> ", %q(A)],
['007:1:":* ', %q(<<~"A")],
['008:1:":* ', %q(foobar)],
['009:0: :> ', %q(A)],
]
assert_dynamic_prompt(input_with_prompt)
end
def test_backtick_method
input_with_prompt = [
['001:0: :> ', %q(self.`(arg))],
['002:0: :> ', %q()],
['003:0: :> ', %q(def `(); end)],
['004:0: :> ', %q()],
]
assert_dynamic_prompt(input_with_prompt)
end
def test_dynamic_prompt
input_with_prompt = [
['001:1: :* ', %q(def hoge)],
['002:1: :* ', %q( 3)],
['003:0: :> ', %q(end)],
]
assert_dynamic_prompt(input_with_prompt)
end
def test_dynamic_prompt_with_double_newline_breaking_code
input_with_prompt = [
['001:1: :* ', %q(if true)],
['002:2: :* ', %q(%)],
['003:1: :* ', %q(;end)],
['004:1: :* ', %q(;hello)],
['005:0: :> ', %q(end)],
]
assert_dynamic_prompt(input_with_prompt)
end
def test_dynamic_prompt_with_multiline_literal
input_with_prompt = [
['001:1: :* ', %q(if true)],
['002:2:]:* ', %q( %w[)],
['003:2:]:* ', %q( a)],
['004:1: :* ', %q( ])],
['005:1: :* ', %q( b)],
['006:2:]:* ', %q( %w[)],
['007:2:]:* ', %q( c)],
['008:1: :* ', %q( ])],
['009:0: :> ', %q(end)],
]
assert_dynamic_prompt(input_with_prompt)
end
def test_dynamic_prompt_with_blank_line
input_with_prompt = [
['001:1:]:* ', %q(%w[)],
['002:1:]:* ', %q()],
['003:0: :> ', %q(])],
]
assert_dynamic_prompt(input_with_prompt)
end
def assert_dynamic_prompt(input_with_prompt)
expected_prompt_list, lines = input_with_prompt.transpose
def @irb.generate_prompt(opens, continue, line_offset)
ltype = @scanner.ltype_from_open_tokens(opens)
indent = @scanner.calc_indent_level(opens)
continue = opens.any? || continue
line_no = @line_no + line_offset
'%03d:%01d:%1s:%s ' % [line_no, indent, ltype, continue ? '*' : '>']
end
io = MockIO_DynamicPrompt.new(lines)
@irb.context.io = io
@irb.configure_io
error_message = <<~EOM
Expected dynamic prompt:
#{expected_prompt_list.join("\n")}
Actual dynamic prompt:
#{io.prompt_list.join("\n")}
EOM
assert_equal(expected_prompt_list, io.prompt_list, error_message)
end
end
private
def build_binding
Object.new.instance_eval { binding }
end
def build_irb
IRB.init_config(nil)
workspace = IRB::WorkSpace.new(build_binding)
IRB.conf[:VERBOSE] = false
IRB::Irb.new(workspace, TestInputMethod.new)
end
end
class BacktraceFilteringTest < TestIRB::IntegrationTestCase
def setup
super
# These tests are sensitive to warnings, so we disable them
original_rubyopt = [ENV["RUBYOPT"], @envs["RUBYOPT"]].compact.join(" ")
@envs["RUBYOPT"] = original_rubyopt + " -W0"
end
def test_backtrace_filtering
write_ruby <<~'RUBY'
def foo
raise "error"
end
def bar
foo
end
binding.irb
RUBY
output = run_ruby_file do
type "bar"
type "exit"
end
assert_match(/irbtest-.*\.rb:2:in (`|'Object#)foo': error \(RuntimeError\)/, output)
frame_traces = output.split("\n").select { |line| line.strip.match?(/from /) }.map(&:strip)
expected_traces = if RUBY_VERSION >= "3.3.0"
[
/from .*\/irbtest-.*.rb:6:in (`|'Object#)bar'/,
/from .*\/irbtest-.*.rb\(irb\):1:in [`']<main>'/,
/from <internal:kernel>:\d+:in (`|'Kernel#)loop'/,
/from <internal:prelude>:\d+:in (`|'Binding#)irb'/,
/from .*\/irbtest-.*.rb:9:in [`']<main>'/
]
else
[
/from .*\/irbtest-.*.rb:6:in (`|'Object#)bar'/,
/from .*\/irbtest-.*.rb\(irb\):1:in [`']<main>'/,
/from <internal:prelude>:\d+:in (`|'Binding#)irb'/,
/from .*\/irbtest-.*.rb:9:in [`']<main>'/
]
end
expected_traces.reverse! if RUBY_VERSION < "3.0.0"
expected_traces.each_with_index do |expected_trace, index|
assert_match(expected_trace, frame_traces[index])
end
end
def test_backtrace_filtering_with_backtrace_filter
write_rc <<~'RUBY'
class TestBacktraceFilter
def self.call(backtrace)
backtrace.reject { |line| line.include?("internal") }
end
end
IRB.conf[:BACKTRACE_FILTER] = TestBacktraceFilter
RUBY
write_ruby <<~'RUBY'
def foo
raise "error"
end
def bar
foo
end
binding.irb
RUBY
output = run_ruby_file do
type "bar"
type "exit"
end
assert_match(/irbtest-.*\.rb:2:in (`|'Object#)foo': error \(RuntimeError\)/, output)
frame_traces = output.split("\n").select { |line| line.strip.match?(/from /) }.map(&:strip)
expected_traces = [
/from .*\/irbtest-.*.rb:6:in (`|'Object#)bar'/,
/from .*\/irbtest-.*.rb\(irb\):1:in [`']<main>'/,
/from .*\/irbtest-.*.rb:9:in [`']<main>'/
]
expected_traces.reverse! if RUBY_VERSION < "3.0.0"
expected_traces.each_with_index do |expected_trace, index|
assert_match(expected_trace, frame_traces[index])
end
end
end
end