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Allow width and height attributes for img tags

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This commit is contained in:
Frédéric Guillot 2022-07-03 17:36:27 -07:00
parent 9c6ea92122
commit d85908e3de
2 changed files with 33 additions and 2 deletions
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22
reader/sanitizer/sanitizer_test.go
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@ -15,6 +15,26 @@ func TestValidInput(t *testing.T) {
}
}
func TestImgWithWidthAndHeightAttribute(t *testing.T) {
input := `<img src="https://example.org/image.png" width="10" height="20">`
expected := `<img src="https://example.org/image.png" width="10" height="20" loading="lazy">`
output := Sanitize("http://example.org/", input)
if output != expected {
t.Errorf(`Wrong output: %s`, output)
}
}
func TestImgWithIncorrectWidthAndHeightAttribute(t *testing.T) {
input := `<img src="https://example.org/image.png" width="10px" height="20px">`
expected := `<img src="https://example.org/image.png" loading="lazy">`
output := Sanitize("http://example.org/", input)
if output != expected {
t.Errorf(`Wrong output: %s`, output)
}
}
func TestImgWithTextDataURL(t *testing.T) {
input := `<img src="data:text/plain;base64,SGVsbG8sIFdvcmxkIQ==" alt="Example">`
expected := ``
@ -57,7 +77,7 @@ func TestSourceWithSrcsetAndMedia(t *testing.T) {
func TestMediumImgWithSrcset(t *testing.T) {
input := `<img alt="Image for post" class="t u v ef aj" src="https://miro.medium.com/max/5460/1*aJ9JibWDqO81qMfNtqgqrw.jpeg" srcset="https://miro.medium.com/max/552/1*aJ9JibWDqO81qMfNtqgqrw.jpeg 276w, https://miro.medium.com/max/1000/1*aJ9JibWDqO81qMfNtqgqrw.jpeg 500w" sizes="500px" width="2730" height="3407">`
expected := `<img alt="Image for post" src="https://miro.medium.com/max/5460/1*aJ9JibWDqO81qMfNtqgqrw.jpeg" srcset="https://miro.medium.com/max/552/1*aJ9JibWDqO81qMfNtqgqrw.jpeg 276w, https://miro.medium.com/max/1000/1*aJ9JibWDqO81qMfNtqgqrw.jpeg 500w" sizes="500px" loading="lazy">`
expected := `<img alt="Image for post" src="https://miro.medium.com/max/5460/1*aJ9JibWDqO81qMfNtqgqrw.jpeg" srcset="https://miro.medium.com/max/552/1*aJ9JibWDqO81qMfNtqgqrw.jpeg 276w, https://miro.medium.com/max/1000/1*aJ9JibWDqO81qMfNtqgqrw.jpeg 500w" sizes="500px" width="2730" height="3407" loading="lazy">`
output := Sanitize("http://example.org/", input)
if output != expected {