Merge branch 'v1.6' into master

provider/mesos/config_test.go

@@ -660,3 +660,50 @@ func TestGetServers(t *testing.T) {
 		})
 	}
 }
+
+func TestGetFrontendRule(t *testing.T) {
+	p := Provider{
+		Domain: "mesos.localhost",
+	}
+
+	testCases := []struct {
+		desc      string
+		mesosTask taskData
+		expected  string
+	}{
+		{
+			desc: "label missing",
+			mesosTask: aTaskData("test",
+				withInfo("foo"),
+			),
+			expected: "Host:foo.mesos.localhost",
+		},
+		{
+			desc: "label domain",
+			mesosTask: aTaskData("test",
+				withInfo("foo"),
+				withLabel(label.TraefikDomain, "traefik.localhost"),
+			),
+			expected: "Host:foo.traefik.localhost",
+		},
+		{
+			desc: "frontend rule available",
+			mesosTask: aTaskData("test",
+				withInfo("foo"),
+				withLabel(label.TraefikFrontendRule, "Host:foo.bar"),
+			),
+			expected: "Host:foo.bar",
+		},
+	}
+
+	for _, test := range testCases {
+		test := test
+		t.Run(test.desc, func(t *testing.T) {
+			t.Parallel()
+
+			rule := p.getFrontendRule(test.mesosTask)
+
+			assert.Equal(t, test.expected, rule)
+		})
+	}
+}