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# frozen_string_literal: true
require "test_helper"
require "stringio"
#
# Tests for pry-byebug frame commands.
#
class FramesTest < MiniTest::Spec
let(:output) { StringIO.new }
after { clean_remove_const(:FramesExample) }
describe "Up command" do
let(:input) { InputTester.new("up", "down") }
before do
redirect_pry_io(input, output) { load test_file("frames") }
end
it "shows current line" do
_(output.string).must_match(/=> \s*8: \s*method_b/)
end
end
describe "Down command" do
let(:input) { InputTester.new("up", "down") }
before do
redirect_pry_io(input, output) { load test_file("frames") }
end
it "shows current line" do
_(output.string).must_match(/=> \s*13: \s*end/)
end
end
describe "Frame command" do
before do
redirect_pry_io(input, output) { load test_file("frames") }
end
describe "jump to frame 1" do
let(:input) { InputTester.new("frame 1", "frame 0") }
it "shows current line" do
_(output.string).must_match(/=> \s*8: \s*method_b/)
end
end
describe "jump to current frame" do
let(:input) { InputTester.new("frame 0") }
it "shows current line" do
_(output.string).must_match(/=> \s*13: \s*end/)
end
end
end
describe "Backtrace command" do
let(:input) { InputTester.new("backtrace") }
before do
@stdout, @stderr = capture_subprocess_io do
redirect_pry_io(input) { load test_file("frames") }
end
end
it "shows a backtrace" do
frames = @stdout.split("\n")
assert_match(/\A--> #0 FramesExample\.method_b at/, frames[0])
assert_match(/\A #1 FramesExample\.method_a at/, frames[1])
assert_match(/\A #2 <top \(required\)> at/, frames[2])
end
end
end
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