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stats_test.go
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/
stats_test.go
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package stats
import (
"bytes"
"errors"
"fmt"
"net/http"
"net/http/httptest"
"os"
"testing"
"github.com/vicanso/hes"
"github.com/stretchr/testify/assert"
"github.com/vicanso/elton"
)
func TestNoStatsPanic(t *testing.T) {
assert := assert.New(t)
done := false
defer func() {
r := recover()
assert.Equal(r.(error), errNoStatsFunction)
done = true
}()
New(Config{})
assert.True(done)
}
func TestSkip(t *testing.T) {
assert := assert.New(t)
fn := New(Config{
OnStats: func(info *Info, _ *elton.Context) {
},
})
c := elton.NewContext(nil, nil)
done := false
c.Next = func() error {
done = true
return nil
}
c.Committed = true
err := fn(c)
assert.Nil(err)
assert.True(done)
}
func TestStats(t *testing.T) {
t.Run("normal", func(t *testing.T) {
assert := assert.New(t)
req := httptest.NewRequest("GET", "http://127.0.0.1/users/me", nil)
resp := httptest.NewRecorder()
c := elton.NewContext(resp, req)
c.BodyBuffer = bytes.NewBufferString("abcd")
done := false
fn := New(Config{
OnStats: func(info *Info, _ *elton.Context) {
if info.Status != http.StatusOK {
t.Fatalf("status code should be 200")
}
done = true
},
})
c.Next = func() error {
return nil
}
err := fn(c)
assert.Nil(err)
assert.True(done)
})
t.Run("return hes error", func(t *testing.T) {
assert := assert.New(t)
req := httptest.NewRequest("GET", "http://127.0.0.1/users/me", nil)
resp := httptest.NewRecorder()
c := elton.NewContext(resp, req)
done := false
fn := New(Config{
OnStats: func(info *Info, _ *elton.Context) {
assert.Equal(info.Status, http.StatusBadRequest)
done = true
},
})
c.Next = func() error {
return hes.New("abc")
}
err := fn(c)
assert.NotNil(err)
assert.True(done, "on stats shouldn be called when return error")
})
t.Run("return normal error", func(t *testing.T) {
assert := assert.New(t)
req := httptest.NewRequest("GET", "http://127.0.0.1/users/me", nil)
resp := httptest.NewRecorder()
c := elton.NewContext(resp, req)
done := false
fn := New(Config{
OnStats: func(info *Info, _ *elton.Context) {
assert.Equal(info.Status, http.StatusInternalServerError)
done = true
},
})
c.Next = func() error {
return errors.New("abc")
}
err := fn(c)
assert.NotNil(err)
assert.True(done, "on stats shouldn be called when return error")
})
}
// https://stackoverflow.com/questions/50120427/fail-unit-tests-if-coverage-is-below-certain-percentage
func TestMain(m *testing.M) {
// call flag.Parse() here if TestMain uses flags
rc := m.Run()
// rc 0 means we've passed,
// and CoverMode will be non empty if run with -cover
if rc == 0 && testing.CoverMode() != "" {
c := testing.Coverage()
if c < 0.9 {
fmt.Println("Tests passed but coverage failed at", c)
rc = -1
}
}
os.Exit(rc)
}