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# frozen_string_literal: true
require "test_helper"
class TestNode < Minitest::Test
def setup
@doc = CommonMarker.render_doc("Hi *there*, I am mostly text!")
end
def test_walk
nodes = []
@doc.walk do |node|
nodes << node.type
end
assert_equal([:document, :paragraph, :text, :emph, :text, :text], nodes)
end
def test_each
nodes = []
@doc.first_child.each do |node|
nodes << node.type
end
assert_equal([:text, :emph, :text], nodes)
end
def test_deprecated_each_child
nodes = []
_, err = capture_io do
@doc.first_child.each_child do |node|
nodes << node.type
end
end
assert_equal([:text, :emph, :text], nodes)
assert_match(/`each_child` is deprecated/, err)
end
def test_select
nodes = @doc.first_child.select { |node| node.type == :text }
assert_equal(CommonMarker::Node, nodes.first.class)
assert_equal([:text, :text], nodes.map(&:type))
end
def test_map
nodes = @doc.first_child.map(&:type)
assert_equal([:text, :emph, :text], nodes)
end
def test_insert_illegal
assert_raises(NodeError) do
@doc.insert_before(@doc)
end
end
def test_to_html
assert_equal("<p>Hi <em>there</em>, I am mostly text!</p>\n", @doc.to_html)
end
def test_html_renderer
renderer = HtmlRenderer.new
result = renderer.render(@doc)
assert_equal("<p>Hi <em>there</em>, I am mostly text!</p>\n", result)
end
def test_walk_and_set_string_content
@doc.walk do |node|
node.string_content = "world" if node.type == :text && node.string_content == "there"
end
result = HtmlRenderer.new.render(@doc)
assert_equal("<p>Hi <em>world</em>, I am mostly text!</p>\n", result)
end
def test_walk_and_delete_node
@doc.walk do |node|
if node.type == :emph
node.insert_before(node.first_child)
node.delete
end
end
assert_equal("<p>Hi there, I am mostly text!</p>\n", @doc.to_html)
end
def test_inspect
assert_match(/#<CommonMarker::Node\(document\):/, @doc.inspect)
end
def test_pretty_print
assert_match(/#<CommonMarker::Node\(document\):/, PP.pp(@doc, +""))
end
end
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