Files
gonic/server/ctrlsubsonic/ctrl_test.go
2020-04-18 22:04:53 +01:00

89 lines
2.2 KiB
Go

package ctrlsubsonic
import (
"context"
"log"
"net/http"
"net/http/httptest"
"net/url"
"path"
"regexp"
"strings"
"testing"
jd "github.com/josephburnett/jd/lib"
"go.senan.xyz/gonic/db"
"go.senan.xyz/gonic/server/ctrlbase"
"go.senan.xyz/gonic/server/ctrlsubsonic/params"
)
var (
testDataDir = "testdata"
testCamelExpr = regexp.MustCompile("([a-z0-9])([A-Z])")
testDBPath = path.Join(testDataDir, "db")
testController *Controller
)
func init() {
db, err := db.New(testDBPath)
if err != nil {
log.Fatalf("error opening database: %v\n", err)
}
testController = &Controller{
Controller: &ctrlbase.Controller{DB: db},
}
}
type queryCase struct {
params url.Values
expectPath string
listSet bool
}
func runQueryCases(t *testing.T, h handlerSubsonic, cases []*queryCase) {
for _, qc := range cases {
qc := qc // pin
t.Run(qc.expectPath, func(t *testing.T) {
t.Parallel()
// ensure the handlers give us json
qc.params.Add("f", "json")
// request from the handler in question
req, _ := http.NewRequest("", "?"+qc.params.Encode(), nil)
params := params.New(req)
withParams := context.WithValue(req.Context(), CtxParams, params)
req = req.WithContext(withParams)
rr := httptest.NewRecorder()
testController.H(h).ServeHTTP(rr, req)
body := rr.Body.String()
if status := rr.Code; status != http.StatusOK {
t.Fatalf("didn't give a 200\n%s", body)
}
// convert test name to query case path
snake := testCamelExpr.ReplaceAllString(t.Name(), "${1}_${2}")
lower := strings.ToLower(snake)
relPath := strings.Replace(lower, "/", "_", -1)
absExpPath := path.Join(testDataDir, relPath)
// read case to differ with handler result
expected, err := jd.ReadJsonFile(absExpPath)
if err != nil {
t.Fatalf("parsing expected: %v", err)
}
actual, _ := jd.ReadJsonString(body)
if err != nil {
t.Fatalf("parsing actual: %v", err)
}
diffOpts := []jd.Metadata{}
if qc.listSet {
diffOpts = append(diffOpts, jd.SET)
}
diff := expected.Diff(actual, diffOpts...)
// pass or fail
if len(diff) == 0 {
return
}
t.Errorf("\u001b[31;1mdiffering json\u001b[0m\n%s", diff.Render())
})
}
}