Adding IgnoreSSLVerify option

README.md

@@ -143,6 +143,7 @@ htmltest uses a YAML configuration file. Put `.htmltest.yml` in the same directo
 | `IgnoreCanonicalBrokenLinks` | When true produces a warning, rather than an error, for broken canonical links. When testing a site which isn't live yet or before publishing a new page canonical links will fail. | `true` |
 | `IgnoreAltMissing` | Turns off image alt attribute checking. | `false` |
 | `IgnoreDirectoryMissingTrailingSlash` | Turns off errors for links to directories without a trailing slash. | `false` |
+| `IgnoreSSLVerify` | Turns off x509 errors for self-signed certificates. | `false` |
 | `IgnoreTagAttribute` | Specify the ignore attribute. All tags with this attribute will be excluded from every check. | `"data-proofer-ignore"` |
 | `HTTPHeaders` | Dictionary of headers to include in external requests | `{"Range":  "bytes=0-0", "Accept": "*/*"}` |
 | `TestFilesConcurrently` | :warning: :construction: *EXPERIMENTAL* Turns on [concurrent](https://github.com/wjdp/htmltest/wiki/Concurrency) checking of files. | `false` |

htmltest/htmltest.go

@@ -57,6 +57,7 @@ func Test(optsUser map[string]interface{}) (*HTMLTest, error) {
 		// > Programs that must disable HTTP/2 can do so by setting Transport.TLSNextProto ... to a non-nil, empty map.
 		// See issue #49
 		TLSNextProto: make(map[string]func(authority string, c *tls.Conn) http.RoundTripper),
+		TLSClientConfig: &tls.Config{InsecureSkipVerify : hT.opts.IgnoreSSLVerify},
 	}
 	hT.httpClient = &http.Client{
 		// Durations are in nanoseconds

htmltest/options.go

@@ -44,6 +44,7 @@ type Options struct {
 	IgnoreCanonicalBrokenLinks          bool
 	IgnoreAltMissing                    bool
 	IgnoreDirectoryMissingTrailingSlash bool
+	IgnoreSSLVerify                     bool
 	IgnoreTagAttribute                  string
 
 	HTTPHeaders map[interface{}]interface{}
@@ -105,6 +106,7 @@ func DefaultOptions() map[string]interface{} {
 		"IgnoreCanonicalBrokenLinks":          true,
 		"IgnoreAltMissing":                    false,
 		"IgnoreDirectoryMissingTrailingSlash": false,
+		"IgnoreSSLVerify":                     false,
 		"IgnoreTagAttribute":                  "data-proofer-ignore",
 
 		"HTTPHeaders": map[string]string{