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Do not proxy image data url

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This commit is contained in:
Frédéric Guillot 2020-10-14 22:19:05 -07:00 • committed by Frédéric Guillot
parent 5c3e78f605
commit 3afdf25012
6 changed files with 111 additions and 13 deletions
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22
reader/sanitizer/sanitizer_test.go
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@ -15,8 +15,18 @@ func TestValidInput(t *testing.T) {
}
}
func TestImgWithDataURL(t *testing.T) {
input := `<img src="data:image/gif;base64,test" alt="Example">`
expected := `<img src="data:image/gif;base64,test" alt="Example" loading="lazy">`
output := Sanitize("http://example.org/", input)
if output != expected {
t.Errorf(`Wrong output: %s`, output)
}
}
func TestImgWithSrcset(t *testing.T) {
input := `<img srcset="example-320w.jpg, example-480w.jpg 1.5x, example-640w.jpg 2x,example-640w.jpg 640w" src="example-640w.jpg" alt="Example">`
input := `<img srcset="example-320w.jpg, example-480w.jpg 1.5x, example-640w.jpg 2x, example-640w.jpg 640w" src="example-640w.jpg" alt="Example">`
expected := `<img srcset="http://example.org/example-320w.jpg, http://example.org/example-480w.jpg 1.5x, http://example.org/example-640w.jpg 2x, http://example.org/example-640w.jpg 640w" src="http://example.org/example-640w.jpg" alt="Example" loading="lazy">`
output := Sanitize("http://example.org/", input)
@ -25,6 +35,16 @@ func TestImgWithSrcset(t *testing.T) {
}
}
func TestImgWithSrcsetAndDataURL(t *testing.T) {
input := `<img srcset="data:image/gif;base64,test" src="http://example.org/example-320w.jpg" alt="Example">`
expected := `<img srcset="data:image/gif;base64,test" src="http://example.org/example-320w.jpg" alt="Example" loading="lazy">`
output := Sanitize("http://example.org/", input)
if output != expected {
t.Errorf(`Wrong output: %s`, output)
}
}
func TestSourceWithSrcsetAndMedia(t *testing.T) {
input := `<picture><source media="(min-width: 800px)" srcset="elva-800w.jpg"></picture>`
expected := `<picture><source media="(min-width: 800px)" srcset="http://example.org/elva-800w.jpg"></picture>`