checkpt

overlay/vhostnet/options_internal_test.go

@@ -0,0 +1,66 @@
+package vhostnet
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestOptionValues_Apply(t *testing.T) {
+	opts := optionDefaults
+	opts.apply([]Option{
+		WithQueueSize(256),
+		WithBackendFD(99),
+	})
+
+	assert.Equal(t, optionValues{
+		queueSize: 256,
+		backendFD: 99,
+	}, opts)
+}
+
+func TestOptionValues_Validate(t *testing.T) {
+	tests := []struct {
+		name      string
+		values    optionValues
+		assertErr assert.ErrorAssertionFunc
+	}{
+		{
+			name: "queue size missing",
+			values: optionValues{
+				queueSize: -1,
+				backendFD: 99,
+			},
+			assertErr: assert.Error,
+		},
+		{
+			name: "invalid queue size",
+			values: optionValues{
+				queueSize: 24,
+				backendFD: 99,
+			},
+			assertErr: assert.Error,
+		},
+		{
+			name: "backend fd missing",
+			values: optionValues{
+				queueSize: 256,
+				backendFD: -1,
+			},
+			assertErr: assert.Error,
+		},
+		{
+			name: "valid",
+			values: optionValues{
+				queueSize: 256,
+				backendFD: 99,
+			},
+			assertErr: assert.NoError,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			tt.assertErr(t, tt.values.validate())
+		})
+	}
+}