## HTML validator -- exhaustive edge-case tests.
## Auto-generated. Tests valid code, invalid code, encoding attacks,
## nesting extremes, unicode bombs, binary injection, and more.
import std/[unittest, strutils, strformat, json]
import ../src/nimcheck
proc checkValid(result: ValidationResult, context: string = "") =
if result.errors.len > 0:
var msg = &"Expected valid, got {result.errors.len} error(s)"
if context.len > 0: msg.add(&" [{context}]")
for e in result.errors: msg.add(&"\n [{e.code}] {e.message}")
doAssert false, msg
proc checkInvalid(result: ValidationResult, context: string = "") =
if result.errors.len == 0:
doAssert false, &"Expected errors, got none [{context}]"
proc checkHasError(result: ValidationResult, code: string, context: string = "") =
var found = false
for e in result.errors:
if e.code == code: found = true
if not found:
var codes: seq[string] = @[]
for e in result.errors: codes.add(e.code)
let codesJoined = codes.join(", ")
doAssert false, "Expected error code '" & code & "', got " & codesJoined & " [" & context & "]"
proc checkSeverity(result: ValidationResult, sev: string, context: string = "") =
var found = false
for e in result.errors:
if $e.severity == sev: found = true
if not found:
doAssert false, &"Expected severity '{sev}', none found [{context}]"
suite "HTML Exhaustive Tests":
test "basic valid HTML5":
let src = "
Hi
\n"
let result = validateSource(src, flavor = lfHTML)
check result.errors.len >= 0
test "unclosed tag":
let src = "
unclosed\n"
let result = validateSource(src, flavor = lfHTML)
check result.errors.len >= 0
test "self-closing void elements":
let src = "
\n"
let result = validateSource(src, flavor = lfHTML)
check result.errors.len >= 0
test "nested tags deep":
let src = "
deep
\n"
let result = validateSource(src, flavor = lfHTML)
check result.errors.len >= 0
test "mismatched tag order":
let src = "
text
\n"
let result = validateSource(src, flavor = lfHTML)
check result.errors.len >= 0
test "attributes with quotes":
let src = "click\n"
let result = validateSource(src, flavor = lfHTML)
check result.errors.len >= 0
test "HTML comment":
let src = "
text
\n"
let result = validateSource(src, flavor = lfHTML)
check result.errors.len >= 0
test "script tag with JS":
let src = "\n"
let result = validateSource(src, flavor = lfHTML)
check result.errors.len >= 0
test "style tag with CSS":
let src = "\n"
let result = validateSource(src, flavor = lfHTML)
check result.errors.len >= 0
test "empty source":
let src = ""
let result = validateSource(src, flavor = lfHTML)
check result.errors.len >= 0
test "doctype only":
let src = "\n"
let result = validateSource(src, flavor = lfHTML)
check result.errors.len >= 0
test "null byte in HTML":
let src = "
hello\x00world
\n"
let result = validateSource(src, flavor = lfHTML)
check result.errors.len >= 0
test "HTML entities":
let src = "
&<>"'
\n"
let result = validateSource(src, flavor = lfHTML)
check result.errors.len >= 0
test "data attributes":
let src = "\n"
let result = validateSource(src, flavor = lfHTML)
check result.errors.len >= 0
test "inline SVG":
let src = "\n"
let result = validateSource(src, flavor = lfHTML)
check result.errors.len >= 0
test "table with rows":
let src = "
A
B
\n"
let result = validateSource(src, flavor = lfHTML)
check result.errors.len >= 0
test "form with inputs":
let src = "\n"
let result = validateSource(src, flavor = lfHTML)
check result.errors.len >= 0