test add

streamer_test.go

@@ -0,0 +1,26 @@
+package main
+
+import (
+	"errors"
+	"fmt"
+	"strings"
+	"testing"
+)
+
+func TestErrorToHeaders(t *testing.T) {
+	for count := 1; count < 999; count++ {
+		errStr := "err"
+		err := errors.New(strings.Repeat(fmt.Sprintf("%s\n \n", errStr), count))
+		k, v := errorToHeaders(err)
+		if len(k) != len(v) || len(k) != count {
+			t.Fatalf("%q*%d should return %d element slices", errStr, count, count)
+		}
+		header := fmt.Sprintf("%s0%d", defaultErrorHeader, count)
+		if header != k[count-1] {
+			t.Fatalf("%q*%d returned header slice %d element should be %q", errStr, count, count, header)
+		}
+		if v[count-1] != errStr {
+			t.Fatalf("%q*%d should return slice of %q values", errStr, count, errStr)
+		}
+	}
+}