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code-highlighting.spec.js
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code-highlighting.spec.js
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/**
* Copyright (C) 2019 The Software Heritage developers
* See the AUTHORS file at the top-level directory of this distribution
* License: GNU Affero General Public License version 3, or any later version
* See top-level LICENSE file for more information
*/
const
url
=
'browse/origin/https://github.com/memononen/libtess2/content/Source/tess.h'
;
const
lineStart
=
32
;
const
lineEnd
=
42
;
const
$
=
Cypress
.
$
;
describe
(
'Code highlighting tests'
,
function
()
{
it
(
'should highlight source code and add line numbers'
,
function
()
{
cy
.
visit
(
url
);
cy
.
get
(
'.hljs-ln-numbers'
).
then
(
lnNumbers
=>
{
cy
.
get
(
'.hljs-ln-code'
).
then
(
lnCode
=>
{
assert
.
equal
(
lnNumbers
.
length
,
lnCode
.
length
);
});
});
});
it
(
'should emphasize source code lines based on url fragment'
,
function
()
{
cy
.
visit
(
`
${
url
}
/#L
${
lineStart
}
-L
${
lineEnd
}
`
);
cy
.
get
(
'.hljs-ln-line'
).
then
(
lines
=>
{
for
(
let
line
of
lines
)
{
let
lineNumber
=
parseInt
(
$
(
line
).
data
(
'line-number'
));
if
(
lineNumber
>=
lineStart
&&
lineNumber
<=
lineEnd
)
{
assert
.
notEqual
(
$
(
line
).
css
(
'background-color'
),
'rgba(0, 0, 0, 0)'
);
}
else
{
assert
.
equal
(
$
(
line
).
css
(
'background-color'
),
'rgba(0, 0, 0, 0)'
);
}
}
});
});
it
(
'should emphasize a line by clicking on its number'
,
function
()
{
cy
.
visit
(
url
);
cy
.
get
(
'.hljs-ln-numbers'
).
then
(
lnNumbers
=>
{
let
lnNumber
=
lnNumbers
[
Math
.
floor
(
Math
.
random
()
*
lnNumbers
.
length
)];
assert
.
equal
(
$
(
lnNumber
).
css
(
'background-color'
),
'rgba(0, 0, 0, 0)'
);
let
line
=
parseInt
(
$
(
lnNumber
).
data
(
'line-number'
));
cy
.
get
(
`.hljs-ln-numbers[data-line-number="
${
line
}
"]`
)
.
scrollIntoView
()
.
click
()
.
then
(()
=>
{
assert
.
notEqual
(
$
(
lnNumber
).
css
(
'background-color'
),
'rgba(0, 0, 0, 0)'
);
});
});
});
it
(
'should emphasize a range of lines by clicking on two line numbers and holding shift'
,
function
()
{
cy
.
visit
(
url
);
cy
.
get
(
`.hljs-ln-numbers[data-line-number="
${
lineStart
}
"]`
)
.
scrollIntoView
()
.
click
()
.
get
(
`body`
)
.
type
(
`{shift}`
,
{
release
:
false
})
.
get
(
`.hljs-ln-numbers[data-line-number="
${
lineEnd
}
"]`
)
.
scrollIntoView
()
.
click
()
.
get
(
'.hljs-ln-line'
)
.
then
(
lines
=>
{
for
(
let
line
of
lines
)
{
let
lineNumber
=
parseInt
(
$
(
line
).
data
(
'line-number'
));
if
(
lineNumber
>=
lineStart
&&
lineNumber
<=
lineEnd
)
{
assert
.
notEqual
(
$
(
line
).
css
(
'background-color'
),
'rgba(0, 0, 0, 0)'
);
}
else
{
assert
.
equal
(
$
(
line
).
css
(
'background-color'
),
'rgba(0, 0, 0, 0)'
);
}
}
});
});
it
(
'should remove emphasized lines when clicking anywhere in code'
,
function
()
{
cy
.
visit
(
`
${
url
}
/#L
${
lineStart
}
-L
${
lineEnd
}
`
);
cy
.
get
(
`.hljs-ln-code[data-line-number="1"]`
)
.
scrollIntoView
()
.
click
()
.
get
(
'.hljs-ln-line'
)
.
then
(
lines
=>
{
for
(
let
line
of
lines
)
{
assert
.
equal
(
$
(
line
).
css
(
'background-color'
),
'rgba(0, 0, 0, 0)'
);
}
});
});
});
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