Ilia Denisov
127 lines
2.8 KiB
Go
127 lines
2.8 KiB
Go
package router_test
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import (
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"encoding/json"
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"net/http"
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"net/http/httptest"
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"strings"
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"sync"
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"sync/atomic"
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"testing"
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"github.com/gin-gonic/gin"
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"github.com/iliadenisov/galaxy/internal/model/rest"
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"github.com/iliadenisov/galaxy/internal/router"
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"github.com/stretchr/testify/assert"
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)
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func TestRouter(t *testing.T) {
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r := router.SetupRouter()
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exampleCommand := rest.Command{
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Race: "SomeRace",
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Vote: &rest.CommandVote{
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Recipient: "AnotherRace",
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},
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}
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w := httptest.NewRecorder()
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req, _ := http.NewRequest("PUT", "/api/v1/command", cmdBody(exampleCommand))
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r.ServeHTTP(w, req)
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assert.Equal(t, 200, w.Code, w.Body)
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// error: notblank validator
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exampleCommand.Race = ""
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w = httptest.NewRecorder()
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req, _ = http.NewRequest("PUT", "/api/v1/command", cmdBody(exampleCommand))
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r.ServeHTTP(w, req)
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assert.Equal(t, http.StatusBadRequest, w.Code, w.Body)
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exampleCommand.Race = " "
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w = httptest.NewRecorder()
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req, _ = http.NewRequest("PUT", "/api/v1/command", cmdBody(exampleCommand))
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r.ServeHTTP(w, req)
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assert.Equal(t, http.StatusBadRequest, w.Code, w.Body)
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// error: no commands
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exampleCommand = rest.Command{
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Race: "SomeRace",
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}
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w = httptest.NewRecorder()
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req, _ = http.NewRequest("PUT", "/api/v1/command", cmdBody(exampleCommand))
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r.ServeHTTP(w, req)
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assert.Equal(t, http.StatusBadRequest, w.Code, w.Body)
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// error: more than one command
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exampleCommand = rest.Command{
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Race: "SomeRace",
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Vote: &rest.CommandVote{
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Recipient: "AnotherRace",
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},
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DeclarePeace: &rest.CommandDeclarePeace{
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Opponent: "OpponentRace",
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},
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}
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w = httptest.NewRecorder()
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req, _ = http.NewRequest("PUT", "/api/v1/command", cmdBody(exampleCommand))
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r.ServeHTTP(w, req)
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assert.Equal(t, http.StatusBadRequest, w.Code, w.Body)
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}
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func TestLimitConnections(t *testing.T) {
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r := limitTestingRouter()
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wg := sync.WaitGroup{}
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lock := sync.WaitGroup{}
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lock.Add(1)
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for range 1000 {
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wg.Go(func() {
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w := httptest.NewRecorder()
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lock.Wait()
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req, _ := http.NewRequest("GET", "/limited", nil)
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r.ServeHTTP(w, req)
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assert.Equal(t, 200, w.Code, w.Body)
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})
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}
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lock.Done()
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wg.Wait()
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}
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func cmdBody(cmd rest.Command) *strings.Reader {
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commandJson, _ := json.Marshal(cmd)
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return strings.NewReader(string(commandJson))
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}
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func limitTestingRouter() *gin.Engine {
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gin.SetMode(gin.ReleaseMode)
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r := gin.New()
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r.Use(gin.Recovery())
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counter := atomic.Int32{}
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r.GET("/limited",
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// limiting all ingoing connections
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router.LimitMiddleware(1),
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// storing counter value and testing increment after executing Next handlers
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func(c *gin.Context) {
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expected := counter.Load() + 1
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c.Next()
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current := counter.Load()
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if current != expected {
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c.String(http.StatusConflict, "expected: %d, got: %d", expected, current)
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}
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},
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// increment counter
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func(c *gin.Context) {
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counter.Add(1)
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c.Status(http.StatusOK)
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})
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return r
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}
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