1 files changed, 43 insertions, 0 deletions
diff --git a/config/builder_test.go b/config/builder_test.go
new file mode 100644
index 0000000..dbc95d9
--- /dev/null
+++ b/config/builder_test.go
@@ -0,0 +1,43 @@
+package config_test
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+
+	"phabricator.wikimedia.org/source/blubber/build"
+	"phabricator.wikimedia.org/source/blubber/config"
+)
+
+func TestBuilderConfigYAML(t *testing.T) {
+	cfg, err := config.ReadConfig([]byte(`---
+    version: v1
+    base: foo
+    variants:
+      build:
+        builder: [make, -f, Makefile]`))
+
+	if assert.NoError(t, err) {
+		variant, err := config.ExpandVariant(cfg, "build")
+
+		assert.Equal(t, []string{"make", "-f", "Makefile"}, variant.Builder)
+
+		assert.Nil(t, err)
+	}
+}
+
+func TestBuilderConfigInstructions(t *testing.T) {
+	cfg := config.BuilderConfig{Builder: []string{"make", "-f", "Makefile"}}
+
+	t.Run("PhasePostInstall", func(t *testing.T) {
+		assert.Equal(t,
+			[]build.Instruction{
+				build.Run{
+					"make",
+					[]string{"-f", "Makefile"},
+				},
+			},
+			cfg.InstructionsForPhase(build.PhasePostInstall),
+		)
+	})
+}