From 1ab9e58dce7d2d234bf7988abf14f6b8ff052bd4 Mon Sep 17 00:00:00 2001
From: Vigilans <vigilans@foxmail.com>
Date: Sat, 15 Aug 2020 21:28:34 +0800
Subject: [PATCH] Supply test for domain matcher group

---
 common/strmatcher/strmatcher_test.go | 94 ++++++++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100644 common/strmatcher/strmatcher_test.go

diff --git a/common/strmatcher/strmatcher_test.go b/common/strmatcher/strmatcher_test.go
new file mode 100644
index 00000000..f9cf2e73
--- /dev/null
+++ b/common/strmatcher/strmatcher_test.go
@@ -0,0 +1,94 @@
+package strmatcher_test
+
+import (
+	"reflect"
+	"testing"
+
+	"v2ray.com/core/common"
+	. "v2ray.com/core/common/strmatcher"
+)
+
+// See https://github.com/v2fly/v2ray-core/issues/92#issuecomment-673238489
+func TestMatcherGroup(t *testing.T) {
+	rules := []struct {
+		Type   Type
+		Domain string
+	}{
+		{
+			Type:   Regex,
+			Domain: "apis\\.us$",
+		},
+		{
+			Type:   Substr,
+			Domain: "apis",
+		},
+		{
+			Type:   Domain,
+			Domain: "googleapis.com",
+		},
+		{
+			Type:   Domain,
+			Domain: "com",
+		},
+		{
+			Type:   Full,
+			Domain: "www.baidu.com",
+		},
+		{
+			Type:   Substr,
+			Domain: "apis",
+		},
+		{
+			Type:   Domain,
+			Domain: "googleapis.com",
+		},
+		{
+			Type:   Full,
+			Domain: "fonts.googleapis.com",
+		},
+		{
+			Type:   Full,
+			Domain: "www.baidu.com",
+		},
+		{
+			Type:   Domain,
+			Domain: "example.com",
+		},
+	}
+	cases := []struct {
+		Input  string
+		Output []uint32
+	}{
+		{
+			Input:  "www.baidu.com",
+			Output: []uint32{5, 9, 4},
+		},
+		{
+			Input:  "fonts.googleapis.com",
+			Output: []uint32{8, 3, 7, 4, 2, 6},
+		},
+		{
+			Input:  "example.googleapis.com",
+			Output: []uint32{3, 7, 4, 2, 6},
+		},
+		{
+			Input:  "testapis.us",
+			Output: []uint32{1, 2, 6},
+		},
+		{
+			Input:  "example.com",
+			Output: []uint32{10, 4},
+		},
+	}
+	matcherGroup := &MatcherGroup{}
+	for _, rule := range rules {
+		matcher, err := rule.Type.New(rule.Domain)
+		common.Must(err)
+		matcherGroup.Add(matcher)
+	}
+	for _, test := range cases {
+		if m := matcherGroup.Match(test.Input); !reflect.DeepEqual(m, test.Output) {
+			t.Error("unexpected output: ", m, " for test case ", test)
+		}
+	}
+}