Tests for `buildFeeds` and corresponding fixes

1 files changed, 26 insertions, 0 deletions

diff --git a/internal/config/config.go b/internal/config/config.go
index 361246e..e330a48 100644
--- a/internal/config/config.go
+++ b/internal/config/config.go
@@ -3,11 +3,37 @@ package config
 import (
 	"fmt"
 	"io/ioutil"
+	"strings"
 )
 
 type Map map[string]interface{}
 type Feeds map[string]*Feed
 
+func (f Feeds) String() string {
+	var b strings.Builder
+	app := func(a ...interface{}) {
+		_, _ = fmt.Fprint(&b, a...)
+	}
+	app("Feeds [")
+
+	first := true
+	for k, v := range f {
+		if !first {
+			app(", ")
+		}
+		app(`"`, k, `"`, ": ")
+		if v == nil {
+			app("<nil>")
+		} else {
+			_, _ = fmt.Fprintf(&b, "%+v", *v)
+		}
+		first = false
+	}
+	app("]")
+
+	return b.String()
+}
+
 type Config struct {
 	GlobalConfig Map
 	Feeds        Feeds