Very beginning of unmarshaler + builder interface

unmarshal_test.go

@@ -0,0 +1,34 @@
+package toml
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+func TestUnmarshalSimple(t *testing.T) {
+	x := struct{ Foo string }{}
+	err := Unmarshal([]byte(`Foo = "hello"`), &x)
+	require.NoError(t, err)
+	assert.Equal(t, "hello", x.Foo)
+}
+
+func TestUnmarshalNestedStructs(t *testing.T) {
+	x := struct{ Foo struct{ Bar string } }{}
+	err := Unmarshal([]byte(`Foo.Bar = "hello"`), &x)
+	require.NoError(t, err)
+	assert.Equal(t, "hello", x.Foo.Bar)
+}
+
+func TestUnmarshalNestedStructsMultipleExpressions(t *testing.T) {
+	x := struct {
+		A struct{ B string }
+		C string
+	}{}
+	err := Unmarshal([]byte(`A.B = "hello"
+C = "test"`), &x)
+	require.NoError(t, err)
+	assert.Equal(t, "hello", x.A.B)
+	assert.Equal(t, "test", x.C)
+}