82 lines
2.2 KiB
Ruby
82 lines
2.2 KiB
Ruby
# Copyright (C) 2012-2021 Zammad Foundation, http://zammad-foundation.org/
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require 'rails_helper'
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RSpec.describe CanPaginate::Pagination do
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describe '#limit' do
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it 'returns as set in params' do
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instance = described_class.new({ per_page: 123 })
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expect(instance.limit).to be 123
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end
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it 'ensures that per_page is an integer' do
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instance = described_class.new({ per_page: '123' })
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expect(instance.limit).to be 123
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end
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it 'when missing, returns as set in limit attribute' do
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instance = described_class.new({ limit: 123 })
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expect(instance.limit).to be 123
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end
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it 'falls back to default' do
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instance = described_class.new({})
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expect(instance.limit).to be 100
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end
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it 'falls back to custom default' do
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instance = described_class.new({}, default: 222)
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expect(instance.limit).to be 222
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end
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it 'per_page attribute preferred over limit' do
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instance = described_class.new({ per_page: 123, limit: 321 })
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expect(instance.limit).to be 123
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end
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it 'capped by limit' do
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instance = described_class.new({ per_page: 9999 })
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expect(instance.limit).to be 500
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end
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it 'capped by custom default' do
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instance = described_class.new({ per_page: 9999 }, max: 10)
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expect(instance.limit).to be 10
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end
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end
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describe '#page' do
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it 'returns page number' do
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instance = described_class.new({ page: 123 })
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expect(instance.page).to be 123
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end
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it 'defaults to 1 when missing' do
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instance = described_class.new({})
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expect(instance.page).to be 1
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end
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it 'ensures that page is an integer' do
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instance = described_class.new({ page: '123' })
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expect(instance.page).to be 123
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end
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end
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describe '#offset' do
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it 'returns 0 when no page given' do
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instance = described_class.new({})
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expect(instance.offset).to be 0
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end
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it 'returns offset for page' do
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instance = described_class.new({ page: 3 })
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expect(instance.offset).to be 200
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end
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it 'returns offset based on custom per_page value' do
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instance = described_class.new({ page: 3, per_page: 15 })
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expect(instance.offset).to be 30
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end
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end
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end
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