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94 lines
2.2 KiB
Go
94 lines
2.2 KiB
Go
package render
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import (
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"net/http"
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"net/http/httptest"
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"strconv"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/smallstep/certificates/logging"
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)
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func TestJSON(t *testing.T) {
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type args struct {
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rw http.ResponseWriter
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v interface{}
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}
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tests := []struct {
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name string
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args args
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ok bool
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}{
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{"ok", args{httptest.NewRecorder(), map[string]interface{}{"foo": "bar"}}, true},
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{"fail", args{httptest.NewRecorder(), make(chan int)}, false},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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rw := logging.NewResponseLogger(tt.args.rw)
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JSON(rw, tt.args.v)
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rr, ok := tt.args.rw.(*httptest.ResponseRecorder)
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if !ok {
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t.Error("ResponseWriter does not implement *httptest.ResponseRecorder")
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return
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}
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fields := rw.Fields()
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if tt.ok {
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if body := rr.Body.String(); body != "{\"foo\":\"bar\"}\n" {
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t.Errorf(`Unexpected body = %v, want {"foo":"bar"}`, body)
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}
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if len(fields) != 0 {
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t.Errorf("ResponseLogger fields = %v, wants 0 elements", fields)
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}
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} else {
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if body := rr.Body.String(); body != "" {
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t.Errorf("Unexpected body = %s, want empty string", body)
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}
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if len(fields) != 1 {
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t.Errorf("ResponseLogger fields = %v, wants 1 element", fields)
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}
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}
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})
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}
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}
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func TestErrors(t *testing.T) {
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cases := []struct {
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fn func(http.ResponseWriter, error) // helper
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err error // error being render
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code int // expected status code
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body string // expected body
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}{
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// --- BadRequest
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0: {
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fn: BadRequest,
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err: assert.AnError,
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code: http.StatusBadRequest,
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body: `{"status":400,"message":"assert.AnError general error for testing"}`,
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},
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1: {
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fn: BadRequest,
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code: http.StatusBadRequest,
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body: `{"status":400,"message":"Bad Request"}`,
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},
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}
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for caseIndex := range cases {
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kase := cases[caseIndex]
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t.Run(strconv.Itoa(caseIndex), func(t *testing.T) {
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rec := httptest.NewRecorder()
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kase.fn(rec, kase.err)
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ret := rec.Result()
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assert.Equal(t, "application/json", ret.Header.Get("Content-Type"))
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assert.Equal(t, kase.code, ret.StatusCode)
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assert.Equal(t, kase.body, rec.Body.String())
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})
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}
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}
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