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|
# frozen_string_literal: true
require 'spec_helper'
RSpec.describe PDF::Core::Text do
let(:mock) do
text_mock_class =
Class.new do
include PDF::Core::Text
attr_reader :text
def add_content(str)
@text ||= +''
@text << str
end
def font
@font ||= Class.new do
def encode_text(text, _options)
[nil, text]
end
def add_to_current_page(_subset); end
def identifier_for(_subset)
:Font
end
end.new
end
def font_size
12
end
end
text_mock_class.new
end
describe '#text_rendering_mode' do
describe 'called without argument' do
let(:result) { mock.text_rendering_mode }
it 'functions as accessor' do
expect(result).to eq(:fill)
end
end
describe 'called with argument' do
context 'when the block does not raise an error' do
before do
mock.text_rendering_mode(:fill_stroke) do
mock.add_content('TEST')
end
end
it 'resets text_rendering_mode to original value' do
expect(mock.text_rendering_mode).to eq(:fill)
end
it 'outputs correct PDF content' do
expect(mock.text).to eq("\n2 TrTEST\n0 Tr")
end
end
context 'when the block raises an error' do
let(:error_message) { SecureRandom.hex(5) }
# rubocop:disable RSpec/ExpectInHook
before do
expect {
mock.text_rendering_mode(:fill_stroke) do
raise StandardError, error_message
end
}.to raise_error(StandardError, error_message)
end
# rubocop:enable RSpec/ExpectInHook
it 'resets text_rendering_mode to original value' do
expect(mock.text_rendering_mode).to eq(:fill)
end
it 'outputs correct PDF content' do
expect(mock.text).to eq("\n2 Tr\n0 Tr")
end
end
end
end
describe '#horizontal_text_scaling' do
describe 'called without argument' do
let(:result) { mock.horizontal_text_scaling }
it 'functions as accessor' do
expect(result).to eq(100)
end
end
describe 'called with argument' do
context 'when the block does not raise an error' do
before do
mock.horizontal_text_scaling(110) do
mock.add_content('TEST')
end
end
it 'resets horizontal_text_scaling to original value' do
expect(mock.horizontal_text_scaling).to eq(100)
end
it 'outputs correct PDF content' do
expect(mock.text).to eq("\n110.0 TzTEST\n100.0 Tz")
end
end
context 'when the block raises an error' do
let(:error_message) { SecureRandom.hex(5) }
# rubocop:disable RSpec/ExpectInHook
before do
expect {
mock.horizontal_text_scaling(110) do
raise StandardError, error_message
end
}.to raise_error(StandardError, error_message)
end
# rubocop:enable RSpec/ExpectInHook
it 'resets horizontal_text_scaling to original value' do
expect(mock.horizontal_text_scaling).to eq(100)
end
it 'outputs correct PDF content' do
expect(mock.text).to eq("\n110.0 Tz\n100.0 Tz")
end
end
end
end
describe '#character_spacing' do
describe 'called without argument' do
let(:result) { mock.character_spacing }
it 'functions as accessor' do
expect(result).to eq(0)
end
end
describe 'called with argument' do
context 'when the block does not raise an error' do
before do
mock.character_spacing(10) do
mock.add_content('TEST')
end
end
it 'resets character_spacing to original value' do
expect(mock.character_spacing).to eq(0)
end
it 'outputs correct PDF content' do
expect(mock.text).to eq("\n10.0 TcTEST\n0.0 Tc")
end
end
context 'when the block raises an error' do
let(:error_message) { SecureRandom.hex(5) }
# rubocop:disable RSpec/ExpectInHook
before do
expect {
mock.character_spacing(10) do
raise StandardError, error_message
end
}.to raise_error(StandardError, error_message)
end
# rubocop:enable RSpec/ExpectInHook
it 'resets character_spacing to original value' do
expect(mock.character_spacing).to eq(0)
end
it 'outputs correct PDF content' do
expect(mock.text).to eq("\n10.0 Tc\n0.0 Tc")
end
end
end
end
describe '#word_spacing' do
describe 'called without argument' do
let(:result) { mock.word_spacing }
it 'functions as accessor' do
expect(result).to eq(0)
end
end
describe 'called with argument' do
context 'when the block does not raise an error' do
before do
mock.word_spacing(10) do
mock.add_content('TEST')
end
end
it 'resets word_spacing to original value' do
expect(mock.word_spacing).to eq(0)
end
it 'outputs correct PDF content' do
expect(mock.text).to eq("\n10.0 TwTEST\n0.0 Tw")
end
end
context 'when the block raises an error' do
let(:error_message) { SecureRandom.hex(5) }
# rubocop:disable RSpec/ExpectInHook
before do
expect {
mock.word_spacing(10) do
raise StandardError, error_message
end
}.to raise_error(StandardError, error_message)
end
# rubocop:enable RSpec/ExpectInHook
it 'resets word_spacing to original value' do
expect(mock.word_spacing).to eq(0)
end
it 'outputs correct PDF content' do
expect(mock.text).to eq("\n10.0 Tw\n0.0 Tw")
end
end
end
end
describe '#rise' do
describe 'called without argument' do
let(:result) { mock.rise }
it 'functions as accessor' do
expect(result).to eq(0)
end
end
describe 'called with argument' do
context 'when the block does not raise an error' do
before do
mock.rise(2.3) do
mock.add_content('TEST')
end
end
it 'resets rise to original value' do
expect(mock.rise).to eq(0)
end
it 'outputs correct PDF content' do
expect(mock.text).to eq("\n2.3 TsTEST\n0.0 Ts")
end
end
context 'when the block raises an error' do
let(:error_message) { SecureRandom.hex(5) }
# rubocop:disable RSpec/ExpectInHook
before do
expect {
mock.rise(5) do
raise StandardError, error_message
end
}.to raise_error(StandardError, error_message)
end
# rubocop:enable RSpec/ExpectInHook
it 'resets rise to original value' do
expect(mock.rise).to eq(0)
end
it 'outputs correct PDF content' do
expect(mock.text).to eq("\n5.0 Ts\n0.0 Ts")
end
end
end
end
describe '#add_text_content' do
it 'handles frozen strings' do
expect { mock.add_text_content('text', 0, 0, {}) }
.to_not raise_error
end
end
end
|
