sliderule/handler_test.go

119 lines
2.9 KiB
Go

package sliderule_test
import (
"bytes"
"context"
"io"
"net/url"
"strings"
"testing"
sr "tildegit.org/tjp/sliderule"
"tildegit.org/tjp/sliderule/gemini"
)
func TestFallthrough(t *testing.T) {
h1 := sr.HandlerFunc(func(ctx context.Context, req *sr.Request) *sr.Response {
if req.Path == "/one" {
return gemini.Success("text/gemini", bytes.NewBufferString("one"))
}
return nil
})
h2 := sr.HandlerFunc(func(ctx context.Context, req *sr.Request) *sr.Response {
if req.Path == "/two" {
return gemini.Success("text/gemini", bytes.NewBufferString("two"))
}
return nil
})
fth := sr.FallthroughHandler(h1, h2)
u, err := url.Parse("gemini://test.local/one")
if err != nil {
t.Fatalf("url.Parse: %s", err.Error())
}
resp := fth.Handle(context.Background(), &sr.Request{URL: u})
if resp.Status != gemini.StatusSuccess {
t.Errorf("expected status %d, got %d", gemini.StatusSuccess, resp.Status)
}
if resp.Meta != "text/gemini" {
t.Errorf(`expected meta "text/gemini", got %q`, resp.Meta)
}
body, err := io.ReadAll(resp.Body)
if err != nil {
t.Errorf("Read: %s", err.Error())
}
if string(body) != "one" {
t.Errorf(`expected body "one", got %q`, string(body))
}
u, err = url.Parse("gemini://test.local/two")
if err != nil {
t.Fatalf("url.Parse: %s", err.Error())
}
resp = fth.Handle(context.Background(), &sr.Request{URL: u})
if resp.Status != gemini.StatusSuccess {
t.Errorf("expected status %d, got %d", gemini.StatusSuccess, resp.Status)
}
if resp.Meta != "text/gemini" {
t.Errorf(`expected meta "text/gemini", got %q`, resp.Meta)
}
body, err = io.ReadAll(resp.Body)
if err != nil {
t.Errorf("Read: %s", err.Error())
}
if string(body) != "two" {
t.Errorf(`expected body "two", got %q`, string(body))
}
u, err = url.Parse("gemini://test.local/three")
if err != nil {
t.Fatalf("url.Parse: %s", err.Error())
}
resp = fth.Handle(context.Background(), &sr.Request{URL: u})
if resp != nil {
t.Errorf("expected nil, got %+v", resp)
}
}
func TestFilter(t *testing.T) {
pred := func(ctx context.Context, req *sr.Request) bool {
return strings.HasPrefix(req.Path, "/allow")
}
base := sr.HandlerFunc(func(ctx context.Context, req *sr.Request) *sr.Response {
return gemini.Success("text/gemini", bytes.NewBufferString("allowed!"))
})
handler := sr.Filter(pred, nil)(base)
u, err := url.Parse("gemini://test.local/allow/please")
if err != nil {
t.Fatalf("url.Parse: %s", err.Error())
}
resp := handler.Handle(context.Background(), &sr.Request{URL: u})
if resp.Status != gemini.StatusSuccess {
t.Errorf("expected status %d, got %d", gemini.StatusSuccess, resp.Status)
}
u, err = url.Parse("gemini://test.local/disallow/please")
if err != nil {
t.Fatalf("url.Parse: %s", err.Error())
}
resp = handler.Handle(context.Background(), &sr.Request{URL: u})
if resp != nil {
t.Errorf("expected nil, got %+v", resp)
}
}