Files
with/http_test.go
2026-03-09 09:41:12 -06:00

120 lines
3.0 KiB
Go

package with_test
import (
"context"
"io"
"net/http"
"net/http/httptest"
"slices"
"strings"
"testing"
"gitea.bel.blue/bel/with"
)
func TestCachedHTTP(t *testing.T) {
called := false
code := http.StatusAccepted
headers := http.Header{
"K": []string{"v"},
"K2": []string{"v2a", "v2b"},
}
body := "response body"
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
called = true
for k, v := range headers {
for _, subv := range v {
w.Header().Add(k, subv)
}
}
w.WriteHeader(code)
w.Write([]byte(body))
}))
defer server.Close()
testResp := func(resp *http.Response) {
if resp.StatusCode != code {
t.Errorf("initial request wrong status code: %d", resp.StatusCode)
} else if !slices.Equal(resp.Header["K"], headers["K"]) {
t.Errorf("initial request wrong headers[k]: %+v in %+v", resp.Header["K"], resp.Header)
} else if !slices.Equal(resp.Header["K2"], headers["K2"]) {
t.Errorf("initial request wrong headers[k2]: %+v in %+v", resp.Header["K2"], resp.Header)
} else if b, _ := io.ReadAll(resp.Body); string(b) != body {
t.Errorf("initial request wrong resp body: %q", b)
}
}
if err := with.CachedHTTP(context.Background(), func(c *http.Client) error {
req := func() *http.Request {
req, _ := http.NewRequest(http.MethodGet, server.URL+"/my/path", strings.NewReader("my body"))
return req
}
if resp, err := c.Do(req()); err != nil {
t.Fatalf("failed initial request: %v", err)
} else if !called {
t.Errorf("initial request didnt hit server")
} else {
testResp(resp)
}
called = false
if resp, err := c.Do(req()); err != nil {
t.Fatalf("failed second request: %v", err)
} else if called {
t.Errorf("second request didnt hit cache")
} else {
testResp(resp)
}
called = false
reqDiffURLPath := req()
reqDiffURLPath.URL.Path += "/teehee"
if resp, err := c.Do(reqDiffURLPath); err != nil {
t.Fatalf("failed diff url path request: %v", err)
} else if !called {
t.Errorf("new initial hit cache")
} else {
testResp(resp)
}
called = false
reqDiffURLQuery := req()
reqDiffURLQuery.URL.RawQuery += "hello=world"
if resp, err := c.Do(reqDiffURLQuery); err != nil {
t.Fatalf("failed diff url query request: %v", err)
} else if !called {
t.Errorf("new initial hit cache")
} else {
testResp(resp)
}
called = false
reqDiffHeader := req()
reqDiffHeader.Header.Set("Misc", "Misc")
if resp, err := c.Do(reqDiffHeader); err != nil {
t.Fatalf("failed diff header request: %v", err)
} else if !called {
t.Errorf("new initial hit cache")
} else {
testResp(resp)
}
called = false
reqDiffBody := req()
reqDiffBody.Body = io.NopCloser(strings.NewReader("diff"))
reqDiffBody.ContentLength = int64(len("diff"))
if resp, err := c.Do(reqDiffBody); err != nil {
t.Fatalf("failed diff body request: %v", err)
} else if !called {
t.Errorf("new initial hit cache")
} else {
testResp(resp)
}
return nil
}); err != nil {
t.Fatal(err)
}
}