1 files changed, 56 insertions, 0 deletions
diff --git a/storage/memory_test.go b/storage/memory_test.go
new file mode 100644
index 0000000..fa0666e
--- /dev/null
+++ b/storage/memory_test.go
@@ -0,0 +1,56 @@
+package storage
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestMemory(t *testing.T) {
+	assert := assert.New(t)
+	const (
+		k  = "key"
+		v1 = "val1"
+		v2 = "val2"
+	)
+
+	m := NewMemory()
+
+	err := m.Create(k, v1, false)
+	assert.Nil(err)
+
+	err = m.Create(k, v2, false)
+	assert.Nil(err)
+
+	err = m.Create(k, v1, true)
+	assert.Equal(Collision, err)
+
+	v, err := m.Read(k)
+	assert.Nil(err)
+	assert.Equal(v2, v)
+
+	_, err = m.Read(v1)
+	assert.NotNil(err)
+	assert.Equal(NotFound, err)
+}
+
+func TestUnhealthyMemory(t *testing.T) {
+	assert := assert.New(t)
+	m := &Memory{}
+
+	var (
+		e1    = m.Create("", "", false)
+		e2    = m.Create("", "", true)
+		_, e3 = m.Read("")
+	)
+
+	assert.NotNil(e1)
+	assert.NotNil(e2)
+	assert.NotNil(e3)
+
+	assert.Equal(Unhealthy, e1)
+	assert.Equal(Unhealthy, e2)
+	assert.Equal(Unhealthy, e3)
+
+	assert.False(m.Healthy())
+}