Test init/query mock app

mock/app_test.go

@@ -0,0 +1,36 @@
+package mock
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+
+	abci "github.com/tendermint/abci/types"
+)
+
+// TestInitApp makes sure we can initialize this thing without an error
+func TestInitApp(t *testing.T) {
+	// set up an app
+	app, closer, err := SetupApp()
+	// closer may need to be run, even when error in later stage
+	if closer != nil {
+		defer closer()
+	}
+	require.NoError(t, err)
+
+	// initialize it future-way
+	opts, err := GenInitOptions(nil)
+	require.NoError(t, err)
+	req := abci.RequestInitChain{AppStateBytes: opts}
+	app.InitChain(req)
+
+	// make sure we can query these values
+	query := abci.RequestQuery{
+		Path: "/main/key",
+		Data: []byte("foo"),
+	}
+	qres := app.Query(query)
+	require.Equal(t, uint32(0), qres.Code, qres.Log)
+	assert.Equal(t, []byte("bar"), qres.Value)
+}

mock/helpers.go

@@ -13,7 +13,7 @@ import (
 func SetupApp() (abci.Application, func(), error) {
 	logger := log.NewTMLogger(log.NewSyncWriter(os.Stdout)).
 		With("module", "mock")
-	rootDir, err := ioutil.TempDir("mock-sdk", "")
+	rootDir, err := ioutil.TempDir("", "mock-sdk")
 	if err != nil {
 		return nil, nil, err
 	}