160 lines
4.3 KiB
Ruby
160 lines
4.3 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe TimeZoneHelper, :aggregate_failures do
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describe '#timezone_data' do
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context 'with short format' do
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subject(:timezone_data) { helper.timezone_data }
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it 'matches schema' do
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expect(timezone_data).not_to be_empty
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timezone_data.each_with_index do |timezone_hash, i|
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expect(timezone_hash.keys).to contain_exactly(
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:identifier,
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:name,
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:offset
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), "Failed at index #{i}"
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end
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end
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it 'formats for display' do
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tz = ActiveSupport::TimeZone.all[0]
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expect(timezone_data[0]).to eq(
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identifier: tz.tzinfo.identifier,
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name: tz.name,
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offset: tz.now.utc_offset
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)
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end
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end
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context 'with abbr format' do
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subject(:timezone_data) { helper.timezone_data(format: :abbr) }
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it 'matches schema' do
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expect(timezone_data).not_to be_empty
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timezone_data.each_with_index do |timezone_hash, i|
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expect(timezone_hash.keys).to contain_exactly(
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:identifier,
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:abbr
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), "Failed at index #{i}"
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end
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end
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it 'formats for display' do
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tz = ActiveSupport::TimeZone.all[0]
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expect(timezone_data[0]).to eq(
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identifier: tz.tzinfo.identifier,
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abbr: tz.tzinfo.strftime('%Z')
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)
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end
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end
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context 'with full format' do
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subject(:timezone_data) { helper.timezone_data(format: :full) }
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it 'matches schema' do
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expect(timezone_data).not_to be_empty
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timezone_data.each_with_index do |timezone_hash, i|
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expect(timezone_hash.keys).to contain_exactly(
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:identifier,
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:name,
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:abbr,
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:offset,
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:formatted_offset
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), "Failed at index #{i}"
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end
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end
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it 'formats for display' do
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tz = ActiveSupport::TimeZone.all[0]
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expect(timezone_data[0]).to eq(
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identifier: tz.tzinfo.identifier,
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name: tz.name,
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abbr: tz.tzinfo.strftime('%Z'),
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offset: tz.now.utc_offset,
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formatted_offset: tz.now.formatted_offset
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)
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end
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end
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context 'with unknown format' do
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subject(:timezone_data) { helper.timezone_data(format: :unknown) }
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it 'raises an exception' do
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expect { timezone_data }.to raise_error ArgumentError, 'Invalid format :unknown. Valid formats are :short, :abbr, :full.'
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end
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end
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end
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describe '#local_time' do
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let_it_be(:timezone) { 'America/Los_Angeles' }
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before do
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travel_to Time.find_zone(timezone).local(2021, 7, 20, 15, 30, 45)
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end
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context 'when timezone is `nil`' do
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it 'returns `nil`' do
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expect(helper.local_time(nil)).to eq(nil)
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end
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end
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context 'when timezone is blank' do
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it 'returns `nil`' do
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expect(helper.local_time('')).to eq(nil)
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end
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end
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context 'when a valid timezone is passed' do
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it 'returns local time' do
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expect(helper.local_time(timezone)).to eq('3:30 PM')
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end
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end
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context 'when an invalid timezone is passed' do
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it 'returns local time using the configured default timezone (UTC in this case)' do
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expect(helper.local_time('Foo/Bar')).to eq('10:30 PM')
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end
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end
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end
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describe '#local_timezone_instance' do
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let_it_be(:timezone) { 'UTC' }
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before do
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travel_to Time.find_zone(timezone).local(2021, 7, 20, 15, 30, 45)
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end
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context 'when timezone is `nil`' do
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it 'returns the system timezone instance' do
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expect(helper.local_timezone_instance(nil).name).to eq(timezone)
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end
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end
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context 'when timezone is blank' do
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it 'returns the system timezone instance' do
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expect(helper.local_timezone_instance('').name).to eq(timezone)
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end
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end
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context 'when a valid timezone is passed' do
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it 'returns the local time instance' do
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expect(helper.local_timezone_instance('America/Los_Angeles').name).to eq('America/Los_Angeles')
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end
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end
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context 'when an invalid timezone is passed' do
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it 'returns the system timezone instance' do
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expect(helper.local_timezone_instance('Foo/Bar').name).to eq(timezone)
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end
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end
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end
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end
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