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Reduce memory usage in testgit (#15306)

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* reduce memory use in rawtest

* just use hashsum for diffs

Signed-off-by: Andrew Thornton <art27@cantab.net>
This commit is contained in:
zeripath 2021-04-06 17:44:02 +01:00 committed by GitHub
parent b101fa83a6
commit 8be2cc4fc7
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 69 additions and 25 deletions
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42
integrations/git_test.go
View file

@ -208,13 +208,13 @@ func rawTest(t *testing.T, ctx *APITestContext, little, big, littleLFS, bigLFS s
// Request raw paths
req := NewRequest(t, "GET", path.Join("/", username, reponame, "/raw/branch/master/", little))
resp := session.MakeRequest(t, req, http.StatusOK)
assert.Equal(t, littleSize, resp.Body.Len())
resp := session.MakeRequestNilResponseRecorder(t, req, http.StatusOK)
assert.Equal(t, littleSize, resp.Length)
setting.CheckLFSVersion()
if setting.LFS.StartServer {
req = NewRequest(t, "GET", path.Join("/", username, reponame, "/raw/branch/master/", littleLFS))
resp = session.MakeRequest(t, req, http.StatusOK)
resp := session.MakeRequest(t, req, http.StatusOK)
assert.NotEqual(t, littleSize, resp.Body.Len())
assert.LessOrEqual(t, resp.Body.Len(), 1024)
if resp.Body.Len() != littleSize && resp.Body.Len() <= 1024 {
@ -224,12 +224,12 @@ func rawTest(t *testing.T, ctx *APITestContext, little, big, littleLFS, bigLFS s
if !testing.Short() {
req = NewRequest(t, "GET", path.Join("/", username, reponame, "/raw/branch/master/", big))
resp = session.MakeRequest(t, req, http.StatusOK)
assert.Equal(t, bigSize, resp.Body.Len())
resp := session.MakeRequestNilResponseRecorder(t, req, http.StatusOK)
assert.Equal(t, bigSize, resp.Length)
if setting.LFS.StartServer {
req = NewRequest(t, "GET", path.Join("/", username, reponame, "/raw/branch/master/", bigLFS))
resp = session.MakeRequest(t, req, http.StatusOK)
resp := session.MakeRequest(t, req, http.StatusOK)
assert.NotEqual(t, bigSize, resp.Body.Len())
if resp.Body.Len() != bigSize && resp.Body.Len() <= 1024 {
assert.Contains(t, resp.Body.String(), models.LFSMetaFileIdentifier)
@ -450,27 +450,27 @@ func doMergeFork(ctx, baseCtx APITestContext, baseBranch, headBranch string) fun
t.Run("EnsureCanSeePull", doEnsureCanSeePull(baseCtx, pr))
// Then get the diff string
var diffStr string
var diffHash string
t.Run("GetDiff", func(t *testing.T) {
req := NewRequest(t, "GET", fmt.Sprintf("/%s/%s/pulls/%d.diff", url.PathEscape(baseCtx.Username), url.PathEscape(baseCtx.Reponame), pr.Index))
resp := ctx.Session.MakeRequest(t, req, http.StatusOK)
diffStr = resp.Body.String()
resp := ctx.Session.MakeRequestNilResponseHashSumRecorder(t, req, http.StatusOK)
diffHash = string(resp.Hash.Sum(nil))
})
// Now: Merge the PR & make sure that doesn't break the PR page or change its diff
t.Run("MergePR", doAPIMergePullRequest(baseCtx, baseCtx.Username, baseCtx.Reponame, pr.Index))
t.Run("EnsureCanSeePull", doEnsureCanSeePull(baseCtx, pr))
t.Run("EnsureDiffNoChange", doEnsureDiffNoChange(baseCtx, pr, diffStr))
t.Run("EnsureDiffNoChange", doEnsureDiffNoChange(baseCtx, pr, diffHash))
// Then: Delete the head branch & make sure that doesn't break the PR page or change its diff
t.Run("DeleteHeadBranch", doBranchDelete(baseCtx, baseCtx.Username, baseCtx.Reponame, headBranch))
t.Run("EnsureCanSeePull", doEnsureCanSeePull(baseCtx, pr))
t.Run("EnsureDiffNoChange", doEnsureDiffNoChange(baseCtx, pr, diffStr))
t.Run("EnsureDiffNoChange", doEnsureDiffNoChange(baseCtx, pr, diffHash))
// Delete the head repository & make sure that doesn't break the PR page or change its diff
t.Run("DeleteHeadRepository", doAPIDeleteRepository(ctx))
t.Run("EnsureCanSeePull", doEnsureCanSeePull(baseCtx, pr))
t.Run("EnsureDiffNoChange", doEnsureDiffNoChange(baseCtx, pr, diffStr))
t.Run("EnsureDiffNoChange", doEnsureDiffNoChange(baseCtx, pr, diffHash))
}
}
@ -514,22 +514,14 @@ func doEnsureCanSeePull(ctx APITestContext, pr api.PullRequest) func(t *testing.
}
}
func doEnsureDiffNoChange(ctx APITestContext, pr api.PullRequest, diffStr string) func(t *testing.T) {
func doEnsureDiffNoChange(ctx APITestContext, pr api.PullRequest, diffHash string) func(t *testing.T) {
return func(t *testing.T) {
req := NewRequest(t, "GET", fmt.Sprintf("/%s/%s/pulls/%d.diff", url.PathEscape(ctx.Username), url.PathEscape(ctx.Reponame), pr.Index))
resp := ctx.Session.MakeRequest(t, req, http.StatusOK)
expectedMaxLen := len(diffStr)
if expectedMaxLen > 800 {
expectedMaxLen = 800
}
actual := resp.Body.String()
actualMaxLen := len(actual)
if actualMaxLen > 800 {
actualMaxLen = 800
}
resp := ctx.Session.MakeRequestNilResponseHashSumRecorder(t, req, http.StatusOK)
actual := string(resp.Hash.Sum(nil))
equal := diffStr == actual
assert.True(t, equal, "Unexpected change in the diff string: expected: %s but was actually: %s", diffStr[:expectedMaxLen], actual[:actualMaxLen])
equal := diffHash == actual
assert.True(t, equal, "Unexpected change in the diff string: expected hash: %s but was actually: %s", diffHash, actual)
}
}

52
integrations/integration_test.go
View file

@ -9,6 +9,8 @@ import (
"context"
"database/sql"
"fmt"
"hash"
"hash/fnv"
"io"
"net/http"
"net/http/cookiejar"
@ -58,6 +60,26 @@ func NewNilResponseRecorder() *NilResponseRecorder {
}
}
type NilResponseHashSumRecorder struct {
httptest.ResponseRecorder
Hash hash.Hash
Length int
}
func (n *NilResponseHashSumRecorder) Write(b []byte) (int, error) {
_, _ = n.Hash.Write(b)
n.Length += len(b)
return len(b), nil
}
// NewRecorder returns an initialized ResponseRecorder.
func NewNilResponseHashSumRecorder() *NilResponseHashSumRecorder {
return &NilResponseHashSumRecorder{
Hash: fnv.New32(),
ResponseRecorder: *httptest.NewRecorder(),
}
}
func TestMain(m *testing.M) {
defer log.Close()
@ -284,6 +306,23 @@ func (s *TestSession) MakeRequestNilResponseRecorder(t testing.TB, req *http.Req
return resp
}
func (s *TestSession) MakeRequestNilResponseHashSumRecorder(t testing.TB, req *http.Request, expectedStatus int) *NilResponseHashSumRecorder {
t.Helper()
baseURL, err := url.Parse(setting.AppURL)
assert.NoError(t, err)
for _, c := range s.jar.Cookies(baseURL) {
req.AddCookie(c)
}
resp := MakeRequestNilResponseHashSumRecorder(t, req, expectedStatus)
ch := http.Header{}
ch.Add("Cookie", strings.Join(resp.Header()["Set-Cookie"], ";"))
cr := http.Request{Header: ch}
s.jar.SetCookies(baseURL, cr.Cookies())
return resp
}
const userPassword = "password"
var loginSessionCache = make(map[string]*TestSession, 10)
@ -429,6 +468,19 @@ func MakeRequestNilResponseRecorder(t testing.TB, req *http.Request, expectedSta
return recorder
}
func MakeRequestNilResponseHashSumRecorder(t testing.TB, req *http.Request, expectedStatus int) *NilResponseHashSumRecorder {
t.Helper()
recorder := NewNilResponseHashSumRecorder()
c.ServeHTTP(recorder, req)
if expectedStatus != NoExpectedStatus {
if !assert.EqualValues(t, expectedStatus, recorder.Code,
"Request: %s %s", req.Method, req.URL.String()) {
logUnexpectedResponse(t, &recorder.ResponseRecorder)
}
}
return recorder
}
// logUnexpectedResponse logs the contents of an unexpected response.
func logUnexpectedResponse(t testing.TB, recorder *httptest.ResponseRecorder) {
t.Helper()