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# frozen_string_literal: true
require "test_helper"
module Byebug
#
# Tests variable evaluation.
#
class VarTest < TestCase
def program
strip_line_numbers <<-RUBY
1: module Byebug
2: #
3: # Toy class to test variable evaluation.
4: #
5: class #{example_class}
6: SOMECONST = "foo" unless defined?(SOMECONST)
7:
8: def initialize
9: @instance_variable = "1" * 20
10: byebug
11: end
12:
13: def run(level)
14: [1, 2, 3].map do |i|
15: level * i
16: end
17: end
18: end
19:
20: v = #{example_class}.new
21: v.run(2)
22: end
RUBY
end
def test_var_args_shows_information_about_current_frame_arguments
enter "break 14", "cont", "var args"
debug_code(program)
check_output_includes "level = 2"
end
def test_var_const_shows_constants_in_class_or_module
enter "var const Byebug::#{example_class}"
debug_code(program)
check_output_includes "SOMECONST = foo"
end
def test_var_const_shows_constants_in_current_scope_when_without_argument
enter "var const"
debug_code(program)
check_output_includes "SOMECONST = foo"
end
def test_var_const_shows_error_if_given_object_is_not_a_class_or_module
enter "break 21", "cont", "var const v"
debug_code(program)
check_error_includes "Should be Class/Module: v"
end
def test_var_instance_shows_instance_vars_of_an_object
enter "break 21", "cont", "var instance v"
debug_code(program)
check_output_includes '@instance_variable = "11111111111111111111"'
end
def test_var_global_shows_global_variables
enter "var global"
debug_code(program)
check_output_includes "$ERROR_INFO = nil"
end
def test_var_instance_shows_instance_variables_of_self_if_no_object_given
enter "var instance"
debug_code(program)
check_output_includes '@instance_variable = "11111111111111111111"'
end
def test_var_instance_cuts_long_variable_values_according_to_width_setting
with_setting :width, 40 do
enter "var instance"
debug_code(program)
check_output_includes '@instance_variable = "111111111111111...'
end
end
def test_var_local_shows_local_variables
enter "break 15", "cont", "var local"
debug_code(program)
check_output_includes "i = 1", "level = 2"
end
def test_var_all_shows_all_variables
enter "break 15", "cont", "var all"
debug_code(program)
check_output_includes "$ERROR_INFO = nil",
'@instance_variable = "11111111111111111111"',
"level = 2"
end
end
end
|
