1 files changed, 44 insertions, 0 deletions
diff --git a/config/version_test.go b/config/version_test.go
new file mode 100644
index 0000000..07df93e
--- /dev/null
+++ b/config/version_test.go
@@ -0,0 +1,44 @@
+package config_test
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+
+	"phabricator.wikimedia.org/source/blubber/config"
+)
+
+func TestVersionConfig_YAML(t *testing.T) {
+	cfg, err := config.ReadConfig([]byte(`---
+    version: v1
+    variants:
+      foo: {}`))
+
+	assert.Nil(t, err)
+
+	if assert.NoError(t, err) {
+		assert.Equal(t, "v1", cfg.Version)
+	}
+}
+
+func TestVersionConfig_Validation(t *testing.T) {
+	t.Run("supported version", func(t *testing.T) {
+		err := config.Validate(config.VersionConfig{
+			Version: "v1",
+		})
+
+		assert.False(t, config.IsValidationError(err))
+	})
+
+	t.Run("unsupported version", func(t *testing.T) {
+		err := config.Validate(config.VersionConfig{
+			Version: "v2",
+		})
+
+		if assert.True(t, config.IsValidationError(err)) {
+			msg := config.HumanizeValidationError(err)
+
+			assert.Equal(t, `version: config version "v2" is unsupported`, msg)
+		}
+	})
+}