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logkeeper_test.go
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logkeeper_test.go
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package logkeeper
import (
"bytes"
"encoding/json"
"io/ioutil"
"net/http"
"net/http/httptest"
"strings"
"testing"
"time"
"github.com/mongodb/grip"
. "github.com/smartystreets/goconvey/convey"
"github.com/smartystreets/goconvey/convey/reporting"
"gopkg.in/mgo.v2"
"gopkg.in/mgo.v2/bson"
)
func resetDatabase(db *mgo.Database) {
grip.Error(db.DropDatabase())
}
func init() {
reporting.QuietMode()
}
func TestLogKeeper(t *testing.T) {
Convey("LogKeeper instance running on testdatabase", t, func() {
session, err := mgo.Dial("localhost:27017")
if err != nil {
t.Fatal(err)
}
lk := New(session, Options{DB: "logkeeper_test", MaxRequestSize: 1024 * 1024 * 10})
db := session.DB("logkeeper_test")
router := lk.NewRouter()
Convey("Call POST /build creates a build with the given builder/buildnum", func() {
r := newTestRequest(lk, "POST", "/build/", map[string]interface{}{"builder": "poop", "buildnum": 123})
data := checkEndpointResponse(router, r, http.StatusCreated)
So(data["id"], ShouldNotBeNil)
So(data["uri"], ShouldNotBeNil)
originalId, originalURI := data["id"], data["uri"]
// Call POST /build again,
r = newTestRequest(lk, "POST", "/build/", map[string]interface{}{"builder": "poop", "buildnum": 123})
data = checkEndpointResponse(router, r, http.StatusOK)
So(data["id"], ShouldEqual, originalId)
So(data["uri"], ShouldEqual, originalURI)
})
Convey("Logkeeper breaks oversize log into pieces", func() {
// Create build and test
r := newTestRequest(lk, "POST", "/build", map[string]interface{}{"builder": "myBuilder", "buildnum": 123})
data := checkEndpointResponse(router, r, http.StatusCreated)
So(data["id"], ShouldNotBeNil)
buildId := data["id"].(string)
r = newTestRequest(lk, "POST", "/build/"+buildId+"/test", map[string]interface{}{"test_filename": "myTestFileName", "command": "myCommand", "phase": "myPhase"})
data = checkEndpointResponse(router, r, http.StatusCreated)
So(data["id"], ShouldNotBeNil)
testId := data["id"].(string)
// Insert oversize log
line := strings.Repeat("a", 2097152)
now := time.Now().Unix()
r = newTestRequest(lk, "POST", "/build/"+buildId+"/test/"+testId, [][]interface{}{{now, line}, {now, line}, {now, line}})
data = checkEndpointResponse(router, r, http.StatusCreated)
So(len(data), ShouldBeGreaterThan, 0)
// Test should have seq = 2
test := &Test{}
err := db.C("tests").Find(bson.M{"_id": idFromString(testId)}).One(test)
So(err, ShouldBeNil)
So(test.Seq, ShouldEqual, 2)
// Test should have two logs
numLogs, err := db.C("logs").Find(bson.M{"test_id": idFromString(testId)}).Count()
So(err, ShouldBeNil)
So(numLogs, ShouldEqual, 2)
// First log should have two lines and seq=1
// Second log should have one line and seq=2
logs := db.C("logs").Find(bson.M{"test_id": idFromString(testId)}).Sort("seq").Iter()
log := &Log{}
firstLog := true
for logs.Next(log) {
if firstLog {
So(len(log.Lines), ShouldEqual, 2)
So(log.Seq, ShouldEqual, 1)
firstLog = false
} else {
So(len(log.Lines), ShouldEqual, 1)
So(log.Seq, ShouldEqual, 2)
}
}
So(db.DropDatabase(), ShouldBeNil)
// Create build
r = newTestRequest(lk, "POST", "/build", map[string]interface{}{"builder": "myBuilder", "buildnum": 123})
data = checkEndpointResponse(router, r, http.StatusCreated)
So(data["id"], ShouldNotBeNil)
buildId = data["id"].(string)
// Insert oversize global log
r = newTestRequest(lk, "POST", "/build/"+buildId, [][]interface{}{{now, line}, {now, line}, {now, line}})
data = checkEndpointResponse(router, r, http.StatusCreated)
So(len(data), ShouldBeGreaterThan, 0)
// Build should have seq = 2
build := &LogKeeperBuild{}
err = db.C("builds").Find(bson.M{"_id": idFromString(buildId)}).One(build)
So(err, ShouldBeNil)
So(build.Seq, ShouldEqual, 2)
// Build should have two logs
numLogs, err = db.C("logs").Find(bson.M{"build_id": idFromString(buildId)}).Count()
So(err, ShouldBeNil)
So(numLogs, ShouldEqual, 2)
// First log should have two lines and seq=1
// Second log should have one line and seq=2
logs = db.C("logs").Find(bson.M{"build_id": idFromString(buildId)}).Sort("seq").Iter()
log = &Log{}
firstLog = true
for logs.Next(log) {
if firstLog {
So(len(log.Lines), ShouldEqual, 2)
So(log.Seq, ShouldEqual, 1)
firstLog = false
} else {
So(len(log.Lines), ShouldEqual, 1)
So(log.Seq, ShouldEqual, 2)
}
}
// Inserting oversize log line fails
line = strings.Repeat("a", 4194305)
r = newTestRequest(lk, "POST", "/build/"+buildId, [][]interface{}{{now, line}})
w := httptest.NewRecorder()
router.ServeHTTP(w, r)
So(w.Code, ShouldEqual, http.StatusBadRequest)
})
Convey("Adding the task id field will correctly insert it in the database", func() {
// Create build and test
r := newTestRequest(lk, "POST", "/build", map[string]interface{}{"builder": "myBuilder", "buildnum": 123})
data := checkEndpointResponse(router, r, http.StatusCreated)
So(data["id"], ShouldNotBeNil)
buildId := data["id"].(string)
r = newTestRequest(lk, "POST", "/build/"+buildId+"/test", map[string]interface{}{"test_filename": "myTestFileName", "command": "myCommand", "phase": "myPhase", "task_id": "abc123"})
data = checkEndpointResponse(router, r, http.StatusCreated)
So(data["id"], ShouldNotBeNil)
testId := data["id"].(string)
test := &Test{}
err := db.C("tests").Find(bson.M{"_id": idFromString(testId)}).One(test)
So(err, ShouldBeNil)
So(test.Info, ShouldNotBeNil)
So(test.Info["task_id"], ShouldEqual, "abc123")
})
// Clear database
Reset(func() { resetDatabase(db) })
})
}
func checkEndpointResponse(router http.Handler, req *http.Request, expectedCode int) map[string]interface{} {
w := httptest.NewRecorder()
decoded := map[string]interface{}{}
router.ServeHTTP(w, req)
err := json.Unmarshal(w.Body.Bytes(), &decoded)
So(err, ShouldBeNil)
So(w.Code, ShouldEqual, expectedCode)
return decoded
}
func newTestRequest(lk *logKeeper, method, path string, body interface{}) *http.Request {
req, err := http.NewRequest(method, lk.opts.URL+path, nil)
if err != nil {
panic(err)
}
jsonbytes, err := json.Marshal(body)
if err != nil {
panic(err)
}
req.Body = ioutil.NopCloser(bytes.NewReader(jsonbytes))
return req
}