init - add project files

tools/jet-2.12.0/internal/jet/utils_test.go

@@ -0,0 +1,27 @@
+package jet
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestOptionalOrDefaultString(t *testing.T) {
+	require.Equal(t, OptionalOrDefaultString("default"), "default")
+	require.Equal(t, OptionalOrDefaultString("default", "optional"), "optional")
+}
+
+func TestOptionalOrDefaultExpression(t *testing.T) {
+	defaultExpression := table2ColFloat
+	optionalExpression := table1Col1
+
+	require.Equal(t, OptionalOrDefaultExpression(defaultExpression), defaultExpression)
+	require.Equal(t, OptionalOrDefaultExpression(defaultExpression, optionalExpression), optionalExpression)
+}
+
+func TestJoinAlias(t *testing.T) {
+	require.Equal(t, joinAlias("", ""), "")
+	require.Equal(t, joinAlias("foo", "bar"), "foo.bar")
+	require.Equal(t, joinAlias("foo.*", "bar"), "foo.bar")
+	require.Equal(t, joinAlias("", "bar"), "bar")
+}