Files
gocryptotrader/exchanges/mock/server_test.go
Samuael A. fc0f262c42 exchanges: Limit mock test JSON data size by truncating slices and maps (#1968)
* set limiter to first level mock data list and updated unit tests

* address nested slices length limit

* minor fix recording file and update unit tests

* minor updates on unit tests

* re-record mock files and minor fix on the unit tests ti adapt the mock data change

* improve http recording limit value and fix issues with mock data in binance

* added MockDataSliceLimit in request items and resolve minor unit test issues

* resolve missed conflict

* rename mock variables, resolve unit test issues, and other updates

* minor fix to CheckJSON and update unit tests

* minor unit test fix

* further optimization on mock CheckJSON method, unit tests, and re-record poloniex

* common and recording unit tests fix

* minor linter issues fix

* unit tests format fix

* fix miscellaneous error

* unit tests fix and minor docs update

* re-record and reduce mock file size

* indentation fix

* minor assertion test fix

* reverted log.Printf line in live testing

* rename variables

* update NewVCRServer unit test

* replace string comparison with *net.OpError check

* restructur net error test

* exchanges/mock: Remove redundant error assertion message in TestNewVCRServer

---------

Co-authored-by: Adrian Gallagher <adrian.gallagher@thrasher.io>
2025-08-26 10:27:07 +10:00

93 lines
2.7 KiB
Go

package mock
import (
"bytes"
"net"
"net/http"
"os"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/thrasher-corp/gocryptotrader/common"
"github.com/thrasher-corp/gocryptotrader/encoding/json"
)
type responsePayload struct {
Price float64 `json:"price"`
Amount float64 `json:"amount"`
Currency string `json:"currency"`
}
const (
queryString = "currency=btc&command=getprice"
testFile = "test.json"
)
func TestNewVCRServer(t *testing.T) {
_, _, err := NewVCRServer("")
assert.ErrorIs(t, err, errJSONMockFilePathRequired)
// Set up mock data
test1 := VCRMock{}
test1.Routes = make(map[string]map[string][]HTTPResponse)
test1.Routes["/test"] = make(map[string][]HTTPResponse)
rp, err := json.Marshal(responsePayload{
Price: 8000.0,
Amount: 1,
Currency: "bitcoin",
})
require.NoError(t, err, "Marshal must not error")
testValue := HTTPResponse{Data: rp, QueryString: queryString, BodyParams: queryString}
test1.Routes["/test"][http.MethodGet] = []HTTPResponse{testValue}
payload, err := json.Marshal(test1)
require.NoError(t, err, "Marshal must not error")
err = os.WriteFile(testFile, payload, os.ModePerm)
require.NoError(t, err, "WriteFile must not error")
deets, client, err := NewVCRServer(testFile)
assert.NoError(t, err, "NewVCRServer should not error")
err = common.SetHTTPClient(client) // Set common package global HTTP Client
require.NoError(t, err)
_, err = common.SendHTTPRequest(t.Context(),
http.MethodGet,
"http://localhost:300/somethingElse?"+queryString,
nil,
bytes.NewBufferString(""), true)
var netErr *net.OpError
assert.ErrorAs(t, err, &netErr, "SendHTTPRequest should return a net.OpError for an invalid host")
// Expected good outcome
r, err := common.SendHTTPRequest(t.Context(),
http.MethodGet,
deets,
nil,
bytes.NewBufferString(""), true)
assert.NoError(t, err, "SendHTTPRequest should not error")
assert.Contains(t, string(r), "404 page not found", "SendHTTPRequest return should only contain 404")
r, err = common.SendHTTPRequest(t.Context(),
http.MethodGet,
deets+"/test?"+queryString,
nil,
bytes.NewBufferString(""), true)
assert.NoError(t, err, "SendHTTPRequest should not error")
var res responsePayload
err = json.Unmarshal(r, &res)
assert.NoError(t, err, "Unmarshal should not error")
assert.Equalf(t, 8000.0, res.Price, "response error expected 8000 but received: %f", res.Price)
assert.Equalf(t, 1.0, res.Amount, "response error expected 1 but received: %f", res.Amount)
assert.Equalf(t, "bitcoin", res.Currency, "response error expected \"bitcoin\" but received: %s", res.Currency)
// clean up test.json file
err = os.Remove(testFile)
require.NoError(t, err, "Remove testFile must not error")
}