55 lines
1.3 KiB
Go
55 lines
1.3 KiB
Go
package request
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import (
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"io"
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"net/http"
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"strings"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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type roundTripFunc func(req *http.Request) (*http.Response, error)
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func (f roundTripFunc) RoundTrip(req *http.Request) (*http.Response, error) {
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return f(req)
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}
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func testHelper(status int, body string) *Helper {
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return &Helper{
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Client: &http.Client{
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Transport: roundTripFunc(func(req *http.Request) (*http.Response, error) {
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return &http.Response{
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StatusCode: status,
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Body: io.NopCloser(strings.NewReader(body)),
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Header: make(http.Header),
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}, nil
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}),
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},
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}
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}
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func TestDoJSON(t *testing.T) {
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req, err := http.NewRequest(http.MethodGet, "http://example.com", nil)
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require.NoError(t, err)
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t.Run("empty body is not an error", func(t *testing.T) {
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var res struct{ Code int }
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err := testHelper(http.StatusOK, "").DoJSON(req, &res)
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assert.NoError(t, err)
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})
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t.Run("valid body is decoded", func(t *testing.T) {
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var res struct{ Code int }
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err := testHelper(http.StatusOK, `{"Code":528}`).DoJSON(req, &res)
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assert.NoError(t, err)
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assert.Equal(t, 528, res.Code)
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})
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t.Run("truncated body is an error", func(t *testing.T) {
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var res struct{ Code int }
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err := testHelper(http.StatusOK, `{"Code":52`).DoJSON(req, &res)
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assert.Error(t, err)
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})
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}
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