fix cache test

src/bank/cache/cache.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"encoding/json"
 	"fmt"
+	"log"
 	"os"
 	"path"
 	"time"
@@ -22,7 +23,11 @@ func New(client bank.Agg) Client {
 }
 
 func (c Client) Accounts(ctx context.Context) ([]bank.Account, error) {
-	if result := []bank.Account{}; fromCache("accounts", &result) == nil {
+	k := "accounts"
+	result := []bank.Account{}
+	if err := fromCache(k, &result); err != nil {
+		log.Printf("%q not in cache: %v", k, err)
+	} else {
 		return result, nil
 	}
 
@@ -31,13 +36,17 @@ func (c Client) Accounts(ctx context.Context) ([]bank.Account, error) {
 		return nil, err
 	}
 
-	toCache("accounts", result)
+	toCache(k, result)
 
 	return result, nil
 }
 
 func (c Client) Transactions(ctx context.Context, a bank.Account) ([]bank.Transaction, error) {
-	if result := []bank.Transaction{}; fromCache(path.Join("accounts", a.Account), &result) == nil {
+	k := path.Join("accounts.d", a.Account)
+	result := []bank.Transaction{}
+	if err := fromCache(k, &result); err != nil {
+		log.Printf("%q not in cache: %v", k, err)
+	} else {
 		return result, nil
 	}
 
@@ -46,7 +55,7 @@ func (c Client) Transactions(ctx context.Context, a bank.Account) ([]bank.Transa
 		return nil, err
 	}
 
-	toCache(path.Join("accounts", a.Account), result)
+	toCache(k, result)
 
 	return result, nil
 }
@@ -56,15 +65,25 @@ var (
 )
 
 func toCache(k string, v interface{}) {
+	if err := _toCache(k, v); err != nil {
+		log.Printf("failed to cache %s: %v", k, err)
+	}
+}
+
+func _toCache(k string, v interface{}) error {
 	b, err := json.Marshal(v)
 	if err != nil {
-		return
+		return err
 	}
 
 	p := path.Join(d, k)
+	os.MkdirAll(path.Dir(p), os.ModePerm)
 	if err := os.WriteFile(p, b, os.ModePerm); err != nil {
 		os.Remove(p)
+		return err
 	}
+
+	return nil
 }
 
 func fromCache(k string, ptr interface{}) error {

src/bank/cache/cache_integration_test.go

@@ -12,12 +12,11 @@ import (
 )
 
 func Test(t *testing.T) {
-	c, err := teller.New()
+	tellerC, err := teller.New()
 	if err != nil {
 		t.Fatal(err)
 	}
-
-	client := cache.New(c)
+	client := cache.New(tellerC)
 
 	ctx := context.Background()
 
@@ -25,7 +24,7 @@ func Test(t *testing.T) {
 		i := i
 		client := client
 		t.Run(strconv.Itoa(i), func(t *testing.T) {
-			accounts, err := c.Accounts(ctx)
+			accounts, err := client.Accounts(ctx)
 			if err != nil {
 				t.Fatal(err)
 			}
@@ -33,7 +32,7 @@ func Test(t *testing.T) {
 			for _, account := range accounts {
 				account := account
 				t.Run(account.Account, func(t *testing.T) {
-					transactions, err := c.Transactions(ctx, account)
+					transactions, err := client.Transactions(ctx, account)
 					if err != nil {
 						t.Fatal(err)
 					}

src/bank/teller/teller.go

@@ -5,7 +5,10 @@ import (
 	"crypto/tls"
 	_ "embed"
 	"encoding/json"
+	"fmt"
+	"io"
 	"net/http"
+	"strings"
 	"time"
 
 	"gogs.inhome.blapointe.com/ana-ledger/src/bank"
@@ -56,7 +59,7 @@ func (c Client) get(ctx context.Context, url string, ptr interface{}) error {
 	if err != nil {
 		return err
 	}
-	req.SetBasicAuth(Token, "")
+	req.SetBasicAuth(strings.TrimSpace(Token), "")
 	req = req.WithContext(ctx)
 
 	resp, err := httpc.Do(req)
@@ -65,5 +68,9 @@ func (c Client) get(ctx context.Context, url string, ptr interface{}) error {
 	}
 	defer resp.Body.Close()
 
-	return json.NewDecoder(resp.Body).Decode(ptr)
+	b, _ := io.ReadAll(resp.Body)
+	if err := json.Unmarshal(b, &ptr); err != nil {
+		return fmt.Errorf("cannot unmarshal: %w: %s", err, b)
+	}
+	return nil
 }

src/bank/teller/token.txt

@@ -1 +1 @@
-test_token_dwdwcxnnhh5du
+token_2utqstwpn3pxwgvyno56hqdehq