OpenAjax Rules by HTML img[alt]

Rules By HTML img[alt]
Number Description All
Markup		 WCAG 2.0 IITAA 1.0 Test Cases
Status Severity Priority Status Severity Priority
15 HEADING_3: H1 element content should not come only from the alt text of an image.
  • HTML4: h1
  • HTML4: img[alt]
  • A
  • R
  • P1
  • A
  • V
  • P1
19 HEADING_7: Text content for a heading must not come just from image alt text.
  • HTML4: h1
  • HTML4: img[alt]
  • A
  • R
  • P1
  • A
  • V
  • P1
26 IMAGES_1: Images must have valid alt text.
  • HTML4: img[alt]
  • ARIA 1.0: [role="presentation"]
  • A
  • V
  • P1
  • A
  • V
  • P1
27 IMAGES_2: Image file name is not valid alt text.
  • HTML4: area[alt]
  • HTML4: img[alt]
  • ARIA 1.0: [role="presentation"]
  • A
  • V
  • P1
  • A
  • V
  • P1
28 IMAGES_3: Certain words cannot be used as a part of valid alt text
  • HTML4: area[alt]
  • HTML4: img[alt]
  • ARIA 1.0: [role="presentation"]
  • A
  • V
  • P1
  • A
  • V
  • P1
 none
29 IMAGES_4: Length of alt text.
  • HTML4: area[alt]
  • HTML4: img[alt]
  • ARIA 1.0: [role="presentation"]
  • A
  • R
  • P1
  • A
  • V
  • P1
31 IMAGES_6: If an image has an alt or title attribute, it should not have a presentation role.
  • HTML4: area[alt]
  • HTML4: area[title]
  • HTML4: img[alt]
  • HTML4: img[title]
  • ARIA 1.0: [role="presentation"]
  • A
  • V
  • P1
  • A
  • V
  • P1
32 IMAGES_7: ALT text must describe content or purpose of image
  • HTML4: img[alt]
  • ARIA 1.0: [role="presentation"]
  • P
  • PV
  • P1
  • P
  • PV
  • P1
 none
43 LINK_6: Links with images and text content, the alt attribute should be unique to the text content or empty.
  • HTML4: a[href]
  • HTML4: img[alt]
  • A
  • V
  • P1
  • A
  • V
  • P1