From d3ffce77f294b7f9ecf8c115b7fe2059d2cc87a5 Mon Sep 17 00:00:00 2001
From: Didier Divinerites <divinerites@gmail.com>
Date: Sun, 23 May 2021 18:08:17 +0200
Subject: [PATCH] Add IgnoreInternalURLs option (Solve #168)

---
 htmltest/check-link.go   | 19 ++++++++++++++-----
 htmltest/options.go      | 21 +++++++++++++++++----
 htmltest/options_test.go | 14 ++++++++++++++
 3 files changed, 45 insertions(+), 9 deletions(-)

diff --git a/htmltest/check-link.go b/htmltest/check-link.go
index 6a3a14b..5f89f15 100644
--- a/htmltest/check-link.go
+++ b/htmltest/check-link.go
@@ -3,16 +3,17 @@ package htmltest
 import (
 	"crypto/x509"
 	"fmt"
-	"github.com/badoux/checkmail"
-	"github.com/wjdp/htmltest/htmldoc"
-	"github.com/wjdp/htmltest/issues"
-	"github.com/wjdp/htmltest/output"
-	"golang.org/x/net/html"
 	"net/http"
 	"net/url"
 	"os"
 	"path"
 	"strings"
+
+	"github.com/badoux/checkmail"
+	"github.com/wjdp/htmltest/htmldoc"
+	"github.com/wjdp/htmltest/issues"
+	"github.com/wjdp/htmltest/output"
+	"golang.org/x/net/html"
 )
 
 func (hT *HTMLTest) checkLink(document *htmldoc.Document, node *html.Node) {
@@ -276,6 +277,14 @@ func (hT *HTMLTest) checkInternal(ref *htmldoc.Reference) {
 		return
 	}
 
+	// Solve #168
+	urlStr := ref.URLString()
+
+	// Does this internal url match a internal url ignore rule?
+	if hT.opts.isInternalURLIgnored(urlStr) {
+		return
+	}
+
 	// First lookup in document store,
 	refDoc, refExists := hT.documentStore.ResolveRef(ref)
 
diff --git a/htmltest/options.go b/htmltest/options.go
index 2a53a72..5fc8f42 100644
--- a/htmltest/options.go
+++ b/htmltest/options.go
@@ -38,8 +38,9 @@ type Options struct {
 	EnforceHTML5 bool
 	EnforceHTTPS bool
 
-	IgnoreURLs []interface{}
-	IgnoreDirs []interface{}
+	IgnoreURLs         []interface{}
+	IgnoreInternalURLs []interface{}
+	IgnoreDirs         []interface{}
 
 	IgnoreInternalEmptyHash             bool
 	IgnoreEmptyHref                     bool
@@ -102,8 +103,9 @@ func DefaultOptions() map[string]interface{} {
 		"EnforceHTML5": false,
 		"EnforceHTTPS": false,
 
-		"IgnoreURLs": []interface{}{},
-		"IgnoreDirs": []interface{}{},
+		"IgnoreURLs":         []interface{}{},
+		"IgnoreInternalURLs": []interface{}{},
+		"IgnoreDirs":         []interface{}{},
 
 		"IgnoreInternalEmptyHash":             false,
 		"IgnoreEmptyHref":                     false,
@@ -182,3 +184,14 @@ func (opts *Options) isURLIgnored(url string) bool {
 	}
 	return false
 }
+
+// Solve #168
+// Is the given local URL ignored by the current configuration
+func (opts *Options) isInternalURLIgnored(url string) bool {
+	for _, item := range opts.IgnoreInternalURLs {
+		if item.(string) == url {
+			return true
+		}
+	}
+	return false
+}
diff --git a/htmltest/options_test.go b/htmltest/options_test.go
index c3b7db3..7206e9a 100644
--- a/htmltest/options_test.go
+++ b/htmltest/options_test.go
@@ -59,6 +59,20 @@ func TestIsURLIgnored(t *testing.T) {
 	assert.IsFalse(t, "url left alone", hT.opts.isURLIgnored("http://assetstore.info/lib/test.js"))
 }
 
+func TestIsInternalURLIgnored(t *testing.T) {
+	userOpts := map[string]interface{}{
+		"IgnoreInternalURLs": []interface{}{"/misc/js/script.js"},
+		"NoRun":              true,
+	}
+
+	hT, err := Test(userOpts)
+	output.CheckErrorPanic(err)
+
+	assert.IsTrue(t, "url ignored", hT.opts.isURLIgnored("/misc/js/script.js"))
+	assert.IsFalse(t, "url left alone", hT.opts.isURLIgnored("misc/js/script.js"))
+	assert.IsFalse(t, "url left alone", hT.opts.isURLIgnored("/misc/js/script"))
+}
+
 func TestMergeHTTPHeaders(t *testing.T) {
 	userOpts := map[string]interface{}{
 		"HTTPHeaders": map[interface{}]interface{}{