Relocate config_test to tests package and

Export struct members of GatewayConfig{}

gateway/tests/config_test.go

@@ -0,0 +1,63 @@
+// Copyright (c) Alex Ellis 2017. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+package tests
+
+import (
+	"testing"
+	"time"
+
+	gateway "github.com/alexellis/faas/gateway"
+)
+
+type EnvBucket struct {
+	Items map[string]string
+}
+
+func NewEnvBucket() EnvBucket {
+	return EnvBucket{
+		Items: make(map[string]string),
+	}
+}
+
+func (e EnvBucket) Getenv(key string) string {
+	return e.Items[key]
+}
+
+func (e EnvBucket) Setenv(key string, value string) {
+	e.Items[key] = value
+}
+
+func TestRead_EmptyTimeoutConfig(t *testing.T) {
+	defaults := NewEnvBucket()
+	readConfig := gateway.ReadConfig{}
+
+	config := readConfig.Read(defaults)
+
+	if (config.ReadTimeout) != time.Duration(8)*time.Second {
+		t.Log("ReadTimeout incorrect")
+		t.Fail()
+	}
+	if (config.WriteTimeout) != time.Duration(8)*time.Second {
+		t.Log("WriteTimeout incorrect")
+		t.Fail()
+	}
+}
+
+func TestRead_ReadAndWriteTimeoutConfig(t *testing.T) {
+	defaults := NewEnvBucket()
+	defaults.Setenv("read_timeout", "10")
+	defaults.Setenv("write_timeout", "60")
+
+	readConfig := gateway.ReadConfig{}
+	config := readConfig.Read(defaults)
+
+	if (config.ReadTimeout) != time.Duration(10)*time.Second {
+		t.Logf("ReadTimeout incorrect, got: %d\n", config.ReadTimeout)
+		t.Fail()
+	}
+	if (config.WriteTimeout) != time.Duration(60)*time.Second {
+		t.Logf("WriteTimeout incorrect, got: %d\n", config.WriteTimeout)
+		t.Fail()
+	}
+}