# frozen_string_literal: true

require 'test_helper'

class Thinreports::Core::Shape::TextBlock::Formatter::TestNumber < Minitest::Test
  include Thinreports::TestHelper

  # Alias
  Formatter = Thinreports::Core::Shape::TextBlock::Formatter::Number

  def init_formatter(expect_formats)
    format = stub({ format_base: '',
                    format_number_precision: nil,
                    format_number_delimiter: nil }.merge(expect_formats))
    Formatter.new(format)
  end

  def test_apply_precision_formats
    # When precision is 2
    formatter = init_formatter(format_number_precision: 2)

    assert_equal formatter.apply(1.005), '1.01'
    assert_equal formatter.apply(1.004), '1.00'
    assert_equal formatter.apply(1), '1.00'
    # With String value
    assert_equal formatter.apply('999.999'), '1000.00'
    assert_equal formatter.apply('-999.999'), '-1000.00'
    assert_equal formatter.apply('9'), '9.00'
    # Cannot apply, Return the raw value
    assert_equal formatter.apply('invalid value'), 'invalid value'

    # When precision is 0
    formatter = init_formatter(format_number_precision: 0)

    assert_equal formatter.apply(1.5), '2'
  end

  def test_apply_precision_format_with_basic_format
    formatter = init_formatter(format_base: '$ {value}',
                               format_number_precision: 0)

    assert_equal formatter.apply(199.5), '$ 200'
  end

  def test_apply_delimiter_formats
    # When delimiter is ','
    formatter = init_formatter(format_number_delimiter: ',')

    assert_equal formatter.apply(1000000), '1,000,000'
    assert_equal formatter.apply(-1000000), '-1,000,000'
    assert_equal formatter.apply('1000.0'), '1,000.0'
    assert_equal formatter.apply('-1000.0'), '-1,000.0'
    # Cannot apply, Return the raw value
    assert_equal formatter.apply('invalid value'), 'invalid value'

    # When delimiter is whitespace
    formatter = init_formatter(format_number_delimiter: ' ')

    assert_equal formatter.apply(99999), '99 999'
  end

  def test_apply_delimiter_format_with_basic_format
    formatter = init_formatter(format_base: '￥{value}',
                               format_number_delimiter: ',')

    assert_equal formatter.apply(199800), '￥199,800'
  end

  def test_apply_all_format
    formatter = init_formatter(format_base: '-- {value} --',
                               format_number_delimiter: ',',
                               format_number_precision: 2)

    assert_equal formatter.apply(95618.88567), '-- 95,618.89 --'
  end
end