rtree: add support for multiple URLs per remote

This requires changing the index format, which I'm using as an
opportunity to:

- move from YAML to JSON (so I can maybe kill the YAML parser dependency
  at some point)
- move the index file into standard XDG paths

1 files changed, 3 insertions, 4 deletions

diff --git a/internal/rtree/shared_test.go b/internal/rtree/shared_test.go
index c435110..4810695 100644
--- a/internal/rtree/shared_test.go
+++ b/internal/rtree/shared_test.go
@@ -5,6 +5,7 @@ package rtree
 
 import (
 	"bytes"
+	"encoding/json"
 	"errors"
 	"fmt"
 	"io"
@@ -14,8 +15,6 @@ import (
 	"strings"
 	"testing"
 
-	yaml "go.yaml.in/yaml/v3"
-
 	"github.com/majewsky/gofu/internal/cli"
 )
 
@@ -56,7 +55,7 @@ type Test struct {
 
 func (test Test) Run(t *testing.T) {
 	//write index file, if any
-	IndexPath = filepath.Join(indexTmpDir, t.Name()+".yaml")
+	IndexPath = filepath.Join(indexTmpDir, t.Name()+".json")
 	if test.Index.Repos != nil {
 		err := test.Index.Write()
 		if err != nil {
@@ -94,7 +93,7 @@ func (test Test) Run(t *testing.T) {
 	if test.ExpectIndex != nil {
 		idx = test.ExpectIndex
 	}
-	expectedIdxStr, err := yaml.Marshal(idx)
+	expectedIdxStr, err := json.MarshalIndent(idx, "", "  ")
 	if err != nil {
 		t.Fatal(err.Error())
 	}