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# frozen_string_literal: true
require "test_helper"
module Byebug
#
# Tests commands which deal with backtraces.
#
class DownTest < TestCase
def program
strip_line_numbers <<-RUBY
1: module Byebug
2: #
3: # Toy class to test backtraces.
4: #
5: class #{example_class}
6: def initialize(letter)
7: @letter = encode(letter)
8: end
9:
10: def encode(str)
11: integerize(str + "x") + 5
12: end
13:
14: def integerize(str)
15: byebug
16: str.ord
17: end
18: end
19:
20: frame = #{example_class}.new("f")
21:
22: frame
23: end
RUBY
end
def test_down_moves_down_in_the_callstack
enter "up", "down"
debug_code(program) { assert_equal 16, frame.line }
end
def test_down_autolists_new_source_location_when_autolist_enabled
with_setting :autolist, true do
enter "up 2", "down"
debug_code(program)
check_output_includes '=> 11: integerize(str + "x") + 5'
end
end
def test_down_does_not_autolist_new_source_location_when_autolist_disabled
with_setting :autolist, false do
enter "up 2", "down"
debug_code(program)
check_output_doesnt_include '=> 11: integerize(str + "x") + 5'
end
end
def test_down_moves_down_in_the_callstack_a_specific_number_of_frames
enter "up 3", "down 2"
debug_code(program) { assert_equal 11, frame.line }
end
def test_down_skips_c_frames
enter "up 3", "down", "frame"
debug_code(program)
check_output_includes(
/--> #2 .*initialize\(letter#String\)\s* at .*#{example_path}:7/
)
end
def test_down_does_not_move_if_frame_number_to_too_low
enter "down"
debug_code(program) { assert_equal 16, frame.line }
check_error_includes "Can't navigate beyond the newest frame"
end
end
end
|
