xds: move virtual host matcher test to the xdsresource package (#6680)

Author: easwars

Diff for: xds/internal/resolver/watch_service_test.go

@@ -29,59 +29,8 @@ import (
 	"google.golang.org/grpc/internal/testutils"
 	"google.golang.org/grpc/xds/internal/testutils/fakeclient"
 	"google.golang.org/grpc/xds/internal/xdsclient/xdsresource"
-	"google.golang.org/protobuf/proto"
 )
 
-func (s) TestFindBestMatchingVirtualHost(t *testing.T) {
-	var (
-		oneExactMatch = &xdsresource.VirtualHost{
-			Domains: []string{"foo.bar.com"},
-		}
-		oneSuffixMatch = &xdsresource.VirtualHost{
-			Domains: []string{"*.bar.com"},
-		}
-		onePrefixMatch = &xdsresource.VirtualHost{
-			Domains: []string{"foo.bar.*"},
-		}
-		oneUniversalMatch = &xdsresource.VirtualHost{
-			Domains: []string{"*"},
-		}
-		longExactMatch = &xdsresource.VirtualHost{
-			Domains: []string{"v2.foo.bar.com"},
-		}
-		multipleMatch = &xdsresource.VirtualHost{
-			Domains: []string{"pi.foo.bar.com", "314.*", "*.159"},
-		}
-		vhs = []*xdsresource.VirtualHost{oneExactMatch, oneSuffixMatch, onePrefixMatch, oneUniversalMatch, longExactMatch, multipleMatch}
-	)
-
-	tests := []struct {
-		name   string
-		host   string
-		vHosts []*xdsresource.VirtualHost
-		want   *xdsresource.VirtualHost
-	}{
-		{name: "exact-match", host: "foo.bar.com", vHosts: vhs, want: oneExactMatch},
-		{name: "suffix-match", host: "123.bar.com", vHosts: vhs, want: oneSuffixMatch},
-		{name: "prefix-match", host: "foo.bar.org", vHosts: vhs, want: onePrefixMatch},
-		{name: "universal-match", host: "abc.123", vHosts: vhs, want: oneUniversalMatch},
-		{name: "long-exact-match", host: "v2.foo.bar.com", vHosts: vhs, want: longExactMatch},
-		// Matches suffix "*.bar.com" and exact "pi.foo.bar.com". Takes exact.
-		{name: "multiple-match-exact", host: "pi.foo.bar.com", vHosts: vhs, want: multipleMatch},
-		// Matches suffix "*.159" and prefix "foo.bar.*". Takes suffix.
-		{name: "multiple-match-suffix", host: "foo.bar.159", vHosts: vhs, want: multipleMatch},
-		// Matches suffix "*.bar.com" and prefix "314.*". Takes suffix.
-		{name: "multiple-match-prefix", host: "314.bar.com", vHosts: vhs, want: oneSuffixMatch},
-	}
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			if got := xdsresource.FindBestMatchingVirtualHost(tt.host, tt.vHosts); !cmp.Equal(got, tt.want, cmp.Comparer(proto.Equal)) {
-				t.Errorf("findBestMatchingxdsclient.VirtualHost() = %v, want %v", got, tt.want)
-			}
-		})
-	}
-}
-
 type serviceUpdateErr struct {
 	u   serviceUpdate
 	err error

Diff for: xds/internal/xdsclient/xdsresource/matcher_test.go

@@ -21,11 +21,13 @@ import (
 	"context"
 	"testing"
 
+	"github.com/google/go-cmp/cmp"
 	"google.golang.org/grpc/internal/grpcrand"
 	"google.golang.org/grpc/internal/grpcutil"
 	iresolver "google.golang.org/grpc/internal/resolver"
 	"google.golang.org/grpc/internal/xds/matcher"
 	"google.golang.org/grpc/metadata"
+	"google.golang.org/protobuf/proto"
 )
 
 func (s) TestAndMatcherMatch(t *testing.T) {
@@ -190,3 +192,41 @@ func (s) TestMatch(t *testing.T) {
 		})
 	}
 }
+
+func (s) TestFindBestMatchingVirtualHost(t *testing.T) {
+	var (
+		oneExactMatch     = &VirtualHost{Domains: []string{"foo.bar.com"}}
+		oneSuffixMatch    = &VirtualHost{Domains: []string{"*.bar.com"}}
+		onePrefixMatch    = &VirtualHost{Domains: []string{"foo.bar.*"}}
+		oneUniversalMatch = &VirtualHost{Domains: []string{"*"}}
+		longExactMatch    = &VirtualHost{Domains: []string{"v2.foo.bar.com"}}
+		multipleMatch     = &VirtualHost{Domains: []string{"pi.foo.bar.com", "314.*", "*.159"}}
+		vhs               = []*VirtualHost{oneExactMatch, oneSuffixMatch, onePrefixMatch, oneUniversalMatch, longExactMatch, multipleMatch}
+	)
+
+	tests := []struct {
+		name   string
+		host   string
+		vHosts []*VirtualHost
+		want   *VirtualHost
+	}{
+		{name: "exact-match", host: "foo.bar.com", vHosts: vhs, want: oneExactMatch},
+		{name: "suffix-match", host: "123.bar.com", vHosts: vhs, want: oneSuffixMatch},
+		{name: "prefix-match", host: "foo.bar.org", vHosts: vhs, want: onePrefixMatch},
+		{name: "universal-match", host: "abc.123", vHosts: vhs, want: oneUniversalMatch},
+		{name: "long-exact-match", host: "v2.foo.bar.com", vHosts: vhs, want: longExactMatch},
+		// Matches suffix "*.bar.com" and exact "pi.foo.bar.com". Takes exact.
+		{name: "multiple-match-exact", host: "pi.foo.bar.com", vHosts: vhs, want: multipleMatch},
+		// Matches suffix "*.159" and prefix "foo.bar.*". Takes suffix.
+		{name: "multiple-match-suffix", host: "foo.bar.159", vHosts: vhs, want: multipleMatch},
+		// Matches suffix "*.bar.com" and prefix "314.*". Takes suffix.
+		{name: "multiple-match-prefix", host: "314.bar.com", vHosts: vhs, want: oneSuffixMatch},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := FindBestMatchingVirtualHost(tt.host, tt.vHosts); !cmp.Equal(got, tt.want, cmp.Comparer(proto.Equal)) {
+				t.Errorf("FindBestMatchingxdsclient.VirtualHost() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}