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# -*- coding: utf-8 -*-
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import copy
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from nbformat import validate
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from .. import convert
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from . import nbexamples
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from nbformat.v3.tests import nbexamples as v3examples
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from nbformat import v3, v4
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def test_upgrade_notebook():
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nb03 = copy.deepcopy(v3examples.nb0)
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validate(nb03)
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nb04 = convert.upgrade(nb03)
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validate(nb04)
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def test_downgrade_notebook():
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nb04 = copy.deepcopy(nbexamples.nb0)
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validate(nb04)
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nb03 = convert.downgrade(nb04)
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validate(nb03)
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def test_upgrade_heading():
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v3h = v3.new_heading_cell
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v4m = v4.new_markdown_cell
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for v3cell, expected in [
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(
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v3h(source='foo', level=1),
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v4m(source='# foo'),
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),
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(
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v3h(source='foo\nbar\nmulti-line\n', level=4),
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v4m(source='#### foo bar multi-line'),
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),
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(
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v3h(source=u'ünìcö∂e–cønvërsioñ', level=4),
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v4m(source=u'#### ünìcö∂e–cønvërsioñ'),
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),
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]:
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upgraded = convert.upgrade_cell(v3cell)
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assert upgraded == expected
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def test_downgrade_heading():
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v3h = v3.new_heading_cell
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v4m = v4.new_markdown_cell
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v3m = lambda source: v3.new_text_cell('markdown', source)
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for v4cell, expected in [
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(
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v4m(source='# foo'),
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v3h(source='foo', level=1),
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),
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(
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v4m(source='#foo'),
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v3h(source='foo', level=1),
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),
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(
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v4m(source='#\tfoo'),
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v3h(source='foo', level=1),
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),
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(
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v4m(source='# \t foo'),
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v3h(source='foo', level=1),
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),
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(
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v4m(source='# foo\nbar'),
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v3m(source='# foo\nbar'),
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),
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]:
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downgraded = convert.downgrade_cell(v4cell)
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assert downgraded == expected
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