discourse/spec/lib/email_cook_spec.rb

200 lines
5.9 KiB
Ruby

# frozen_string_literal: true
require "email_cook"
require "pretty_text"
RSpec.describe EmailCook do
it "uses to PrettyText when there is no [plaintext] in raw" do
raw = "**Hello world!**"
expect(cook(raw)).to eq(PrettyText.cook(raw))
end
it "adds linebreaks to short lines" do
raw = plaintext("hello\nworld\n")
expect(cook(raw)).to eq("hello\n<br>world\n<br>")
end
it "doesn't add linebreaks to long lines" do
long = plaintext(<<~EMAIL)
Hello,
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nunc convallis volutpat
risus. Nulla ac faucibus quam, quis cursus lorem. Sed rutrum eget nunc sed accumsan.
Vestibulum feugiat mi vitae turpis tempor dignissim.
EMAIL
long_cooked = (+<<~HTML).strip!
Hello,
<br>
<br>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nunc convallis volutpat
risus. Nulla ac faucibus quam, quis cursus lorem. Sed rutrum eget nunc sed accumsan.
Vestibulum feugiat mi vitae turpis tempor dignissim.
<br>
HTML
expect(cook(long)).to eq(long_cooked)
end
it "replaces a blank line with 2 linebreaks" do
long = plaintext(<<~EMAIL)
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nunc convallis volutpat
risus.
Nulla ac faucibus quam, quis cursus lorem. Sed rutrum eget nunc sed accumsan.
Vestibulum feugiat mi vitae turpis tempor dignissim.
Stet clita kasd gubergren.
EMAIL
long_cooked = (+<<~HTML).strip!
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nunc convallis volutpat
risus.
<br>Nulla ac faucibus quam, quis cursus lorem. Sed rutrum eget nunc sed accumsan.
<br>
<br>Vestibulum feugiat mi vitae turpis tempor dignissim.
<br>
<br>Stet clita kasd gubergren.
<br>
HTML
expect(cook(long)).to eq(long_cooked)
end
it "escapes HTML" do
long = plaintext(<<~EMAIL)
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
<form name="f1" method="post" action="test.html" onsubmit="javascript:showAlert()">
<input type="submit" name="submit" value="Click this button" />
</form>
Nunc convallis volutpat risus.
EMAIL
long_cooked = (+<<~HTML).strip!
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
<br>
<br>&lt;form name=&quot;f1&quot; method=&quot;post&quot; action=&quot;test.html&quot; onsubmit=&quot;javascript:showAlert()&quot;&gt;
&lt;input type=&quot;submit&quot; name=&quot;submit&quot; value=&quot;Click this button&quot; /&gt;
&lt;/form&gt;
<br>
<br>Nunc convallis volutpat risus.
<br>
HTML
expect(cook(long)).to eq(long_cooked)
end
it "replaces indentation of more than 2 spaces with corresponding amount of non-breaking spaces" do
nbsp = "\u00A0"
long = plaintext(<<~EMAIL)
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
this is intended by 4 spaces
this is intended by 1 space
no indentation, but lots of spaces
EMAIL
long_cooked = (+<<~HTML).strip!
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
<br>
<br>#{nbsp}#{nbsp}#{nbsp}#{nbsp}this is intended by 4 spaces
<br> this is intended by 1 space
<br>no indentation, but lots of spaces
<br>
HTML
expect(cook(long)).to eq(long_cooked)
end
it "creates oneboxed link when the line contains only a link" do
raw = plaintext("https://www.eviltrout.com")
expect(cook(raw)).to eq(
'<a href="https://www.eviltrout.com" class="onebox" target="_blank">https://www.eviltrout.com</a><br>',
)
end
it "autolinks without the beginning of a line" do
raw = plaintext("my site: https://www.eviltrout.com")
expect(cook(raw)).to eq(
'my site: <a href="https://www.eviltrout.com">https://www.eviltrout.com</a><br>',
)
end
it "autolinks without the end of a line" do
raw = plaintext("https://www.eviltrout.com is my site")
expect(cook(raw)).to eq(
'<a href="https://www.eviltrout.com">https://www.eviltrout.com</a> is my site<br>',
)
end
it "links even within a quote" do
raw = plaintext("> https://www.eviltrout.com is my site")
expect(cook(raw)).to eq(
'<blockquote><a href="https://www.eviltrout.com">https://www.eviltrout.com</a> is my site<br></blockquote>',
)
end
it "it works and does not interpret Markdown in plaintext and elided" do
long = <<~EMAIL
[plaintext]
*Lorem ipsum* dolor sit amet, consectetur adipiscing elit.
[/plaintext]
[attachments]
<img src='some_image.png' width='100' height='100'>
[/attachments]
[elided]
At vero eos *et accusam* et justo duo dolores et ea rebum.
[/elided]
EMAIL
long_cooked = <<~HTML
*Lorem ipsum* dolor sit amet, consectetur adipiscing elit.<br>
<br><img src='some_image.png' width='100' height='100'>
<br><br>
<details class='elided'>
<summary title='Show trimmed content'>&#183;&#183;&#183;</summary>
At vero eos *et accusam* et justo duo dolores et ea rebum.<br>
</details>
HTML
expect(cook(long)).to eq(long_cooked)
end
it "works without attachments" do
long = <<~EMAIL
[plaintext]
*Lorem ipsum* dolor sit amet, consectetur adipiscing elit.
[/plaintext]
[elided]
At vero eos *et accusam* et justo duo dolores et ea rebum.
[/elided]
EMAIL
long_cooked = <<~HTML
*Lorem ipsum* dolor sit amet, consectetur adipiscing elit.<br>
<br><br>
<details class='elided'>
<summary title='Show trimmed content'>&#183;&#183;&#183;</summary>
At vero eos *et accusam* et justo duo dolores et ea rebum.<br>
</details>
HTML
expect(cook(long)).to eq(long_cooked)
end
def cook(raw)
EmailCook.new(raw).cook
end
def plaintext(text)
"[plaintext]\n#{text}\n[/plaintext]"
end
end