ptr tests and docs

README.md

@@ -39,11 +39,15 @@ type barry struct {
 type bazzy struct {
     Baz bool
 }
+type quxxy struct {
+	Qux string
+}
 type config struct {
-    Foo string
-    Barry barry
-    Barries map[string]barry
-    Bazzy bazzy `mapstructure:",squash"`
+    Foo      string
+    Barry    barry
+    Barries  map[string]barry
+    Bazzy    bazzy `mapstructure:",squash"`
+    Quxxy    *quxxy
 }
 
 // For example this kind of structure can be unmarshaled with next yaml:
@@ -56,18 +60,22 @@ type config struct {
 //      Bar: 255
 //    key2:
 //      Bar: 256
+//  Quxxy:
+//    Qux: "lorem"
 //
 // And then it could be overriden by next env variables:
 //  FOO=foo
 //  BARRY_BAR=42
 //  BAZ=true
 //  BARRIES_KEY1_BAR=42
+//  QUXXY_QUX=ipsum
 //
 // Or with prefix:
 //  MYAPP_FOO=foo
 //  MYAPP_BARRY_BAR=42
 //  MYAPP_BAZ=true
 //  MYAPP_BARRIES_KEY1_BAR=42
+//  MYAPP_QUXXY_QUX=ipsum
 
 func main() {    
     var c config

enviper_test.go

@@ -66,6 +66,8 @@ func (s *UnmarshalSuite) TestWithoutEnvs() {
 	s.Equal("foo", c.Foo)
 	s.Equal(1, c.Bar.BAZ)
 	s.Equal(true, c.QUX.Quuux)
+	s.Equal("testptr1", c.FooPtr.Value)
+	s.Equal("testptr2", c.QUX.QuuuxPtr.Value)
 }
 
 func (s *UnmarshalSuite) TestWithEnvs() {
@@ -84,6 +86,8 @@ func (s *UnmarshalSuite) TestWithEnvs() {
 	s.Equal(false, c.QUX.Quuux)
 	s.Equal(true, c.QuxMap["key1"].Quuux)
 	s.Equal(false, c.QuxMap["key2"].Quuux)
+	s.Equal("testptr1", c.FooPtr.Value)
+	s.Equal("testptr2", c.QUX.QuuuxPtr.Value)
 
 	s.tearDownEnvConfig()
 }
@@ -138,6 +142,7 @@ func (s *UnmarshalSuite) loadEnvVars() {
 
 type Config struct {
 	Foo string
+	FooPtr *PtrTest
 	Bar struct {
 		BAZ int `mapstructure:"baz"`
 	} `mapstructure:"bar"`
@@ -149,6 +154,11 @@ type Config struct {
 
 type QUX struct {
 	Quuux bool
+	QuuuxPtr *PtrTest `mapstructure:"quuux_ptr"`
+}
+
+type PtrTest struct {
+	Value string
 }
 
 func TestNew(t *testing.T) {

fixture.yaml

@@ -1,4 +1,6 @@
 Foo: foo
+FooPtr:
+  Value: testptr1
 bar:
   baz: 1
 QuxMap:
@@ -7,3 +9,5 @@ QuxMap:
   key2:
     Quuux: false
 Quuux: true
+quuux_ptr:
+  Value: testptr2