Aneurin Barker Snook
62 lines
1.4 KiB
Go
62 lines
1.4 KiB
Go
package rest
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import (
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"errors"
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"net/http"
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"net/http/httptest"
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"strings"
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"testing"
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)
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func TestReadRequestJSON(t *testing.T) {
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type TestInput struct {
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Title string `json:"title"`
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Serves int `json:"serves"`
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Author string `json:"author,omitempty"`
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}
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type TestCase struct {
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Req *http.Request
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Input TestInput
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Err error
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}
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testCases := []TestCase{
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{
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Req: httptest.NewRequest("POST", "/recipes", nil),
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Err: errors.New("unexpected end of JSON input"),
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},
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{
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Req: httptest.NewRequest("POST", "/recipes", strings.NewReader(`{"title":"Gnocchi","serves":2}`)),
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Input: TestInput{Title: "Gnocchi", Serves: 2},
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},
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{
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Req: httptest.NewRequest("POST", "/recipes", strings.NewReader(`{"title":"Spaghetti","serves":4,"author":"Mom"}`)),
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Input: TestInput{Title: "Spaghetti", Serves: 4, Author: "Mom"},
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},
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}
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for i, tc := range testCases {
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t.Logf("(%d) Testing request body against %+v", i, tc.Input)
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input := TestInput{}
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err := ReadRequestJSON(tc.Req, &input)
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if err != nil {
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if tc.Err != nil {
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// Compare error strings, as json.SyntaxError isn't directly comparable
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if err.Error() != tc.Err.Error() {
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t.Errorf("Expected error %v, got %v", tc.Err, err)
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}
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} else {
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t.Errorf("Expected error %v, got %v", tc.Err, err)
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}
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continue
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}
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if input != tc.Input {
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t.Errorf("Expected %v, got %v", tc.Input, input)
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}
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}
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}
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