chore(allsvr): panic trying to add a test for the read API

What's going on here? Take a moment to reflect on this. What is the simplest
possible fix here?

allsrv/server.go

@@ -112,7 +112,7 @@ func (s *Server) createFoo(w http.ResponseWriter, r *http.Request) {
 
 	f.ID = s.idFn() // 11)
 
-	if err := s.db.createFoo(f); err != nil {
+	if err := s.db.CreateFoo(f); err != nil {
 		w.WriteHeader(http.StatusInternalServerError) // 9)
 		return
 	}
@@ -178,7 +178,7 @@ type InmemDB struct {
 	m []Foo // 12)
 }
 
-func (db *InmemDB) createFoo(f Foo) error {
+func (db *InmemDB) CreateFoo(f Foo) error {
 	for _, existing := range db.m {
 		if f.Name == existing.Name {
 			return errors.New("foo " + f.Name + " exists") // 8)

allsrv/server_test.go

@@ -7,10 +7,10 @@ import (
 	"net/http"
 	"net/http/httptest"
 	"testing"
-	
+
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
-	
+
 	"github.com/jsteenb2/mess/allsrv"
 )
 
@@ -21,16 +21,16 @@ func TestServer(t *testing.T) {
 			svr := allsrv.NewServer(db, "[email protected]", "PaSsWoRd", allsrv.WithIDFn(func() string {
 				return "id1"
 			}))
-			
+
 			req := httptest.NewRequest("POST", "/foo", newJSONBody(t, allsrv.Foo{
 				Name: "first-foo",
 				Note: "some note",
 			}))
 			req.SetBasicAuth("[email protected]", "PaSsWoRd")
 			rec := httptest.NewRecorder()
-			
+
 			svr.ServeHTTP(rec, req)
-			
+
 			assert.Equal(t, http.StatusCreated, rec.Code)
 			expectJSONBody(t, rec.Body, func(t *testing.T, got allsrv.Foo) {
 				want := allsrv.Foo{
@@ -42,24 +42,54 @@ func TestServer(t *testing.T) {
 			})
 		})
 	})
+
+	t.Run("foo read", func(t *testing.T) {
+		t.Run("when querying for existing foo id should pass", func(t *testing.T) {
+			db := new(allsrv.InmemDB)
+			err := db.CreateFoo(allsrv.Foo{
+				ID:   "reader1",
+				Name: "read",
+				Note: "another note",
+			})
+			require.NoError(t, err)
+
+			svr := allsrv.NewServer(db, "[email protected]", "PaSsWoRd")
+
+			req := httptest.NewRequest("GET", "/foo?id=reader1", nil)
+			req.SetBasicAuth("[email protected]", "PaSsWoRd")
+			rec := httptest.NewRecorder()
+
+			svr.ServeHTTP(rec, req)
+
+			assert.Equal(t, http.StatusOK, rec.Code)
+			expectJSONBody(t, rec.Body, func(t *testing.T, got allsrv.Foo) {
+				want := allsrv.Foo{
+					ID:   "reader1",
+					Name: "read",
+					Note: "another note",
+				}
+				assert.Equal(t, want, got)
+			})
+		})
+	})
 }
 
 func newJSONBody(t *testing.T, v any) *bytes.Buffer {
 	t.Helper()
-	
+
 	var buf bytes.Buffer
 	err := json.NewEncoder(&buf).Encode(v)
 	require.NoError(t, err)
-	
+
 	return &buf
 }
 
 func expectJSONBody[T any](t *testing.T, r io.Reader, assertFn func(t *testing.T, got T)) {
 	t.Helper()
-	
+
 	var out T
 	err := json.NewDecoder(r).Decode(&out)
 	require.NoError(t, err)
-	
+
 	assertFn(t, out)
 }