livebook/test/livebook_web/helpers_test.exs

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defmodule LivebookWeb.HelpersTest do
use ExUnit.Case, async: true
alias LivebookWeb.Helpers
describe "ansi_to_html_lines/1" do
test "puts every line in its own tag" do
assert [
{:safe, ~s{<span style="color: var(--ansi-color-blue);">smiley</span>}},
{:safe, ~s{<span style="color: var(--ansi-color-blue);">cat</span>}}
] ==
Helpers.ansi_to_html_lines("\e[34msmiley\ncat\e[0m")
end
end
describe "names_to_html_ids/1" do
test "title case" do
assert(Helpers.names_to_html_ids(["Title of a Section"]) == ["title-of-a-section"])
end
# Contains a couple of unicode spaces to ensure that we handle those
test "space characters" do
assert Helpers.names_to_html_ids([" slug \n with spaces \t "]) == ["slug-with-spaces"]
end
test "emoji at end" do
assert Helpers.names_to_html_ids(["Test 🦦 "]) == ["test-🦦"]
end
test "emoji in middle" do
assert Helpers.names_to_html_ids(["One 🥮 Two"]) == ["one-🥮-two"]
end
test "returns empty list for an empty list" do
assert Helpers.names_to_html_ids([]) == []
end
test "returns id-ified strings for different kinds of names" do
names = [
"Title of a Section",
" something with \n many space characters \t "
]
assert Helpers.names_to_html_ids(names) == [
"title-of-a-section",
"something-with-many-space-characters"
]
end
test "enumerates ids when they would be the same" do
names = [
"Title of a Section",
"Some other title",
" Title of a Section",
"random",
" Title of a section",
"Title of a Section "
]
assert Helpers.names_to_html_ids(names) == [
"title-of-a-section",
"some-other-title",
"title-of-a-section-2",
"random",
"title-of-a-section-3",
"title-of-a-section-4"
]
end
end
end