From 08df9258a532b653c243e077e82491dbe62ad854 Mon Sep 17 00:00:00 2001
From: Philipp Tanlak <philipp.tanlak@gmail.com>
Date: Sat, 23 Sep 2023 17:41:57 +0200
Subject: refactor scraper into modules

---
 modules/urlfilter/urlfilter_test.go | 71 +++++++++++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 modules/urlfilter/urlfilter_test.go

(limited to 'modules/urlfilter/urlfilter_test.go')

diff --git a/modules/urlfilter/urlfilter_test.go b/modules/urlfilter/urlfilter_test.go
new file mode 100644
index 0000000..e383a32
--- /dev/null
+++ b/modules/urlfilter/urlfilter_test.go
@@ -0,0 +1,71 @@
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+package urlfilter_test
+
+import (
+	"testing"
+
+	"github.com/philippta/flyscrape"
+	"github.com/philippta/flyscrape/modules/followlinks"
+	"github.com/philippta/flyscrape/modules/starturl"
+	"github.com/philippta/flyscrape/modules/urlfilter"
+	"github.com/stretchr/testify/require"
+)
+
+func TestURLFilterAllowed(t *testing.T) {
+	scraper := flyscrape.NewScraper()
+	scraper.LoadModule(&starturl.Module{URL: "http://www.example.com/"})
+	scraper.LoadModule(&followlinks.Module{})
+	scraper.LoadModule(&urlfilter.Module{
+		URL:         "http://www.example.com/",
+		AllowedURLs: []string{`/foo\?id=\d+`, `/bar$`},
+	})
+
+	scraper.SetTransport(flyscrape.MockTransport(200, `
+        <a href="foo?id=123">123</a>
+        <a href="foo?id=ABC">ABC</a>
+        <a href="/bar">bar</a>
+        <a href="/barz">barz</a>`))
+
+	var urls []string
+	scraper.OnRequest(func(req *flyscrape.Request) {
+		urls = append(urls, req.URL)
+	})
+
+	scraper.Run()
+
+	require.Len(t, urls, 3)
+	require.Contains(t, urls, "http://www.example.com/")
+	require.Contains(t, urls, "http://www.example.com/foo?id=123")
+	require.Contains(t, urls, "http://www.example.com/bar")
+}
+
+func TestURLFilterBlocked(t *testing.T) {
+	scraper := flyscrape.NewScraper()
+	scraper.LoadModule(&starturl.Module{URL: "http://www.example.com/"})
+	scraper.LoadModule(&followlinks.Module{})
+	scraper.LoadModule(&urlfilter.Module{
+		URL:         "http://www.example.com/",
+		BlockedURLs: []string{`/foo\?id=\d+`, `/bar$`},
+	})
+
+	scraper.SetTransport(flyscrape.MockTransport(200, `
+        <a href="foo?id=123">123</a>
+        <a href="foo?id=ABC">ABC</a>
+        <a href="/bar">bar</a>
+        <a href="/barz">barz</a>`))
+
+	var urls []string
+	scraper.OnRequest(func(req *flyscrape.Request) {
+		urls = append(urls, req.URL)
+	})
+
+	scraper.Run()
+
+	require.Len(t, urls, 3)
+	require.Contains(t, urls, "http://www.example.com/")
+	require.Contains(t, urls, "http://www.example.com/foo?id=ABC")
+	require.Contains(t, urls, "http://www.example.com/barz")
+}
-- 
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