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trade_request_test.go
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package horizonclient
import (
"context"
"testing"
hProtocol "github.com/stellar/go/protocols/horizon"
"github.com/stellar/go/support/http/httptest"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestTradeRequestBuildUrl(t *testing.T) {
tr := TradeRequest{}
endpoint, err := tr.BuildURL()
// It should return valid all trades endpoint and no errors
require.NoError(t, err)
assert.Equal(t, "trades", endpoint)
tr = TradeRequest{ForAccount: "GCLWGQPMKXQSPF776IU33AH4PZNOOWNAWGGKVTBQMIC5IMKUNP3E6NVU"}
endpoint, err = tr.BuildURL()
// It should return valid account trades endpoint and no errors
require.NoError(t, err)
assert.Equal(t, "accounts/GCLWGQPMKXQSPF776IU33AH4PZNOOWNAWGGKVTBQMIC5IMKUNP3E6NVU/trades", endpoint)
tr = TradeRequest{ForOfferID: "123"}
endpoint, err = tr.BuildURL()
// It should return valid offer trades endpoint and no errors
require.NoError(t, err)
assert.Equal(t, "offers/123/trades", endpoint)
tr = TradeRequest{Cursor: "123"}
endpoint, err = tr.BuildURL()
// It should return valid trades endpoint and no errors
require.NoError(t, err)
assert.Equal(t, "trades?cursor=123", endpoint)
tr = TradeRequest{ForOfferID: "123", ForAccount: "GCLWGQPMKXQSPF776IU33AH4PZNOOWNAWGGKVTBQMIC5IMKUNP3E6NVU"}
_, err = tr.BuildURL()
// error case: too many parameters for building any operation endpoint
if assert.Error(t, err) {
assert.Contains(t, err.Error(), "invalid request: too many parameters")
}
tr = TradeRequest{Cursor: "123456", Limit: 30, Order: OrderAsc}
endpoint, err = tr.BuildURL()
// It should return valid all trades endpoint with query params and no errors
require.NoError(t, err)
assert.Equal(t, "trades?cursor=123456&limit=30&order=asc", endpoint)
}
func TestTradesRequest(t *testing.T) {
hmock := httptest.NewClient()
client := &Client{
HorizonURL: "https://localhost/",
HTTP: hmock,
}
tradeRequest := TradeRequest{}
// all trades
hmock.On(
"GET",
"https://localhost/trades",
).ReturnString(200, tradesResponse)
trades, err := client.Trades(tradeRequest)
if assert.NoError(t, err) {
assert.IsType(t, trades, hProtocol.TradesPage{})
links := trades.Links
assert.Equal(t, links.Self.Href, "https://horizon-testnet.stellar.org/trades?cursor=&limit=2&order=desc")
assert.Equal(t, links.Next.Href, "https://horizon-testnet.stellar.org/trades?cursor=2099298409914407-0&limit=2&order=desc")
assert.Equal(t, links.Prev.Href, "https://horizon-testnet.stellar.org/trades?cursor=2099319884746791-0&limit=2&order=asc")
trade := trades.Embedded.Records[0]
assert.IsType(t, trade, hProtocol.Trade{})
assert.Equal(t, trade.ID, "2099319884746791-0")
assert.Equal(t, trade.BaseAmount, "2.4104452")
assert.Equal(t, trade.CounterAmount, "0.0973412")
assert.Equal(t, trade.OfferID, "3698823")
assert.Equal(t, trade.BaseIsSeller, false)
}
tradeRequest = TradeRequest{ForAccount: "GCLWGQPMKXQSPF776IU33AH4PZNOOWNAWGGKVTBQMIC5IMKUNP3E6NVU"}
hmock.On(
"GET",
"https://localhost/accounts/GCLWGQPMKXQSPF776IU33AH4PZNOOWNAWGGKVTBQMIC5IMKUNP3E6NVU/trades",
).ReturnString(200, tradesResponse)
trades, err = client.Trades(tradeRequest)
if assert.NoError(t, err) {
assert.IsType(t, trades, hProtocol.TradesPage{})
}
// too many parameters
tradeRequest = TradeRequest{ForAccount: "GCLWGQPMKXQSPF776IU33AH4PZNOOWNAWGGKVTBQMIC5IMKUNP3E6NVU", ForOfferID: "123"}
hmock.On(
"GET",
"https://localhost/trades",
).ReturnString(200, "")
_, err = client.Trades(tradeRequest)
// error case
if assert.Error(t, err) {
assert.Contains(t, err.Error(), "too many parameters")
}
}
func TestNextTradesPage(t *testing.T) {
hmock := httptest.NewClient()
client := &Client{
HorizonURL: "https://localhost/",
HTTP: hmock,
}
tradeRequest := TradeRequest{ForAccount: "GBZ5OD56VRTRQKMNADD6VUZUG3FCILMAMYQY5ZSC3AW3GBXNEPIK76IG", Limit: 2}
hmock.On(
"GET",
"https://localhost/accounts/GBZ5OD56VRTRQKMNADD6VUZUG3FCILMAMYQY5ZSC3AW3GBXNEPIK76IG/trades?limit=2",
).ReturnString(200, firstTradesPage)
trades, err := client.Trades(tradeRequest)
if assert.NoError(t, err) {
assert.Equal(t, len(trades.Embedded.Records), 2)
}
hmock.On(
"GET",
"https://horizon-testnet.stellar.org/accounts/GBZ5OD56VRTRQKMNADD6VUZUG3FCILMAMYQY5ZSC3AW3GBXNEPIK76IG/trades?cursor=45122926424065-0&limit=2&order=asc",
).ReturnString(200, emptyTradesPage)
nextPage, err := client.NextTradesPage(trades)
if assert.NoError(t, err) {
assert.Equal(t, len(nextPage.Embedded.Records), 0)
}
}
func TestTradeRequestStreamTrades(t *testing.T) {
hmock := httptest.NewClient()
client := &Client{
HorizonURL: "https://localhost/",
HTTP: hmock,
}
// all trades
trRequest := TradeRequest{}
ctx, cancel := context.WithCancel(context.Background())
hmock.On(
"GET",
"https://localhost/trades?cursor=now",
).ReturnString(200, tradeStreamResponse)
trades := make([]hProtocol.Trade, 1)
err := client.StreamTrades(ctx, trRequest, func(tr hProtocol.Trade) {
trades[0] = tr
cancel()
})
if assert.NoError(t, err) {
assert.Equal(t, trades[0].ID, "76909979385857-0")
assert.Equal(t, trades[0].OfferID, "494")
}
// trades for accounts
trRequest = TradeRequest{ForAccount: "GCRHQBHX7JNBZE4HHPLNOAAYDRDVAGBJKJ4KPGHIID3CBGVALXBD6TVQ"}
ctx, cancel = context.WithCancel(context.Background())
hmock.On(
"GET",
"https://localhost/accounts/GCRHQBHX7JNBZE4HHPLNOAAYDRDVAGBJKJ4KPGHIID3CBGVALXBD6TVQ/trades?cursor=now",
).ReturnString(200, tradeStreamResponse)
trades = make([]hProtocol.Trade, 1)
err = client.StreamTrades(ctx, trRequest, func(tr hProtocol.Trade) {
trades[0] = tr
cancel()
})
if assert.NoError(t, err) {
assert.Equal(t, trades[0].ID, "76909979385857-0")
assert.Equal(t, trades[0].OfferID, "494")
}
// trades for offers
trRequest = TradeRequest{ForOfferID: "494"}
ctx, cancel = context.WithCancel(context.Background())
hmock.On(
"GET",
"https://localhost/offers/494/trades?cursor=now",
).ReturnString(200, tradeStreamResponse)
trades = make([]hProtocol.Trade, 1)
err = client.StreamTrades(ctx, trRequest, func(tr hProtocol.Trade) {
trades[0] = tr
cancel()
})
if assert.NoError(t, err) {
assert.Equal(t, trades[0].ID, "76909979385857-0")
assert.Equal(t, trades[0].OfferID, "494")
}
// test error
trRequest = TradeRequest{}
ctx, cancel = context.WithCancel(context.Background())
hmock.On(
"GET",
"https://localhost/trades?cursor=now",
).ReturnString(500, tradeStreamResponse)
trades = make([]hProtocol.Trade, 1)
err = client.StreamTrades(ctx, trRequest, func(tr hProtocol.Trade) {
cancel()
})
if assert.Error(t, err) {
assert.Contains(t, err.Error(), "got bad HTTP status code 500")
}
}
var tradesResponse = `{
"_links": {
"self": {
"href": "https://horizon-testnet.stellar.org/trades?cursor=&limit=2&order=desc"
},
"next": {
"href": "https://horizon-testnet.stellar.org/trades?cursor=2099298409914407-0&limit=2&order=desc"
},
"prev": {
"href": "https://horizon-testnet.stellar.org/trades?cursor=2099319884746791-0&limit=2&order=asc"
}
},
"_embedded": {
"records": [
{
"_links": {
"self": {
"href": ""
},
"base": {
"href": "https://horizon-testnet.stellar.org/accounts/GAQHWQYBBW272OOXNQMMLCA5WY2XAZPODGB7Q3S5OKKIXVESKO55ZQ7C"
},
"counter": {
"href": "https://horizon-testnet.stellar.org/accounts/GCYN7MI6VXVRP74KR6MKBAW2ELLCXL6QCY5H4YQ62HVWZWMCE6Y232UC"
},
"operation": {
"href": "https://horizon-testnet.stellar.org/operations/2099319884746791"
}
},
"id": "2099319884746791-0",
"paging_token": "2099319884746791-0",
"ledger_close_time": "2019-03-28T10:45:28Z",
"offer_id": "3698823",
"base_offer_id": "4613785338312134695",
"base_account": "GAQHWQYBBW272OOXNQMMLCA5WY2XAZPODGB7Q3S5OKKIXVESKO55ZQ7C",
"base_amount": "2.4104452",
"base_asset_type": "credit_alphanum4",
"base_asset_code": "DSQ",
"base_asset_issuer": "GBDQPTQJDATT7Z7EO4COS4IMYXH44RDLLI6N6WIL5BZABGMUOVMLWMQF",
"counter_offer_id": "3698823",
"counter_account": "GCYN7MI6VXVRP74KR6MKBAW2ELLCXL6QCY5H4YQ62HVWZWMCE6Y232UC",
"counter_amount": "0.0973412",
"counter_asset_type": "credit_alphanum4",
"counter_asset_code": "USD",
"counter_asset_issuer": "GAA4MFNZGUPJAVLWWG6G5XZJFZDHLKQNG3Q6KB24BAD6JHNNVXDCF4XG",
"base_is_seller": false,
"price": {
"n": 2000000,
"d": 49525693
}
},
{
"_links": {
"self": {
"href": ""
},
"base": {
"href": "https://horizon-testnet.stellar.org/accounts/GAQHWQYBBW272OOXNQMMLCA5WY2XAZPODGB7Q3S5OKKIXVESKO55ZQ7C"
},
"counter": {
"href": "https://horizon-testnet.stellar.org/accounts/GCYN7MI6VXVRP74KR6MKBAW2ELLCXL6QCY5H4YQ62HVWZWMCE6Y232UC"
},
"operation": {
"href": "https://horizon-testnet.stellar.org/operations/2099298409914407"
}
},
"id": "2099298409914407-0",
"paging_token": "2099298409914407-0",
"ledger_close_time": "2019-03-28T10:45:02Z",
"offer_id": "3698823",
"base_offer_id": "4613785316837302311",
"base_account": "GAQHWQYBBW272OOXNQMMLCA5WY2XAZPODGB7Q3S5OKKIXVESKO55ZQ7C",
"base_amount": "89.3535843",
"base_asset_type": "credit_alphanum4",
"base_asset_code": "DSQ",
"base_asset_issuer": "GBDQPTQJDATT7Z7EO4COS4IMYXH44RDLLI6N6WIL5BZABGMUOVMLWMQF",
"counter_offer_id": "3698823",
"counter_account": "GCYN7MI6VXVRP74KR6MKBAW2ELLCXL6QCY5H4YQ62HVWZWMCE6Y232UC",
"counter_amount": "3.6083729",
"counter_asset_type": "credit_alphanum4",
"counter_asset_code": "USD",
"counter_asset_issuer": "GAA4MFNZGUPJAVLWWG6G5XZJFZDHLKQNG3Q6KB24BAD6JHNNVXDCF4XG",
"base_is_seller": false,
"price": {
"n": 2000000,
"d": 49525693
}
}
]
}
}`
var tradeStreamResponse = `data: {"_links":{"self":{"href":""},"base":{"href":"https://horizon-testnet.stellar.org/accounts/GCRHQBHX7JNBZE4HHPLNOAAYDRDVAGBJKJ4KPGHIID3CBGVALXBD6TVQ"},"counter":{"href":"https://horizon-testnet.stellar.org/accounts/GAEETTPUI5CO3CSYXXM5CRX4FHLDWJ3KD6XRRJ3GJISWQSCYF5ALN6JC"},"operation":{"href":"https://horizon-testnet.stellar.org/operations/76909979385857"}},"id":"76909979385857-0","paging_token":"76909979385857-0","ledger_close_time":"2019-02-28T11:29:40Z","offer_id":"494","base_offer_id":"4611762928406773761","base_account":"GCRHQBHX7JNBZE4HHPLNOAAYDRDVAGBJKJ4KPGHIID3CBGVALXBD6TVQ","base_amount":"0.0000001","base_asset_type":"native","counter_offer_id":"494","counter_account":"GAEETTPUI5CO3CSYXXM5CRX4FHLDWJ3KD6XRRJ3GJISWQSCYF5ALN6JC","counter_amount":"0.0001000","counter_asset_type":"credit_alphanum4","counter_asset_code":"WTF","counter_asset_issuer":"GAQZKAGUAHCN4OHAMQVQ3PNA5DUHCQ3CEVOSOTPUAXHG3UHTRSSUFHUL","base_is_seller":false,"price":{"n":1000,"d":1}}
`
var firstTradesPage = `{
"_links": {
"self": {
"href": "https://horizon-testnet.stellar.org/accounts/GBZ5OD56VRTRQKMNADD6VUZUG3FCILMAMYQY5ZSC3AW3GBXNEPIK76IG/trades?cursor=&limit=2&order=asc"
},
"next": {
"href": "https://horizon-testnet.stellar.org/accounts/GBZ5OD56VRTRQKMNADD6VUZUG3FCILMAMYQY5ZSC3AW3GBXNEPIK76IG/trades?cursor=45122926424065-0&limit=2&order=asc"
},
"prev": {
"href": "https://horizon-testnet.stellar.org/accounts/GBZ5OD56VRTRQKMNADD6VUZUG3FCILMAMYQY5ZSC3AW3GBXNEPIK76IG/trades?cursor=45097156620289-0&limit=2&order=desc"
}
},
"_embedded": {
"records": [
{
"_links": {
"self": {
"href": ""
},
"base": {
"href": "https://horizon-testnet.stellar.org/accounts/GBZ5OD56VRTRQKMNADD6VUZUG3FCILMAMYQY5ZSC3AW3GBXNEPIK76IG"
},
"counter": {
"href": "https://horizon-testnet.stellar.org/accounts/GBH77NK3ZP7RT52YZWGIU5Y6VTIJ52VXUSXDMQ7Z7VAAQO4U4QGGIROV"
},
"operation": {
"href": "https://horizon-testnet.stellar.org/operations/45097156620289"
}
},
"id": "45097156620289-0",
"paging_token": "45097156620289-0",
"ledger_close_time": "2019-04-25T02:29:20Z",
"offer_id": "1219",
"base_offer_id": "928",
"base_account": "GBZ5OD56VRTRQKMNADD6VUZUG3FCILMAMYQY5ZSC3AW3GBXNEPIK76IG",
"base_amount": "2.7922715",
"base_asset_type": "credit_alphanum4",
"base_asset_code": "HT",
"base_asset_issuer": "GCNSGHUCG5VMGLT5RIYYZSO7VQULQKAJ62QA33DBC5PPBSO57LFWVV6P",
"counter_offer_id": "1219",
"counter_account": "GBH77NK3ZP7RT52YZWGIU5Y6VTIJ52VXUSXDMQ7Z7VAAQO4U4QGGIROV",
"counter_amount": "0.0012000",
"counter_asset_type": "credit_alphanum4",
"counter_asset_code": "BTC",
"counter_asset_issuer": "GCNSGHUCG5VMGLT5RIYYZSO7VQULQKAJ62QA33DBC5PPBSO57LFWVV6P",
"base_is_seller": false,
"price": {
"n": 383,
"d": 891200
}
},
{
"_links": {
"self": {
"href": ""
},
"base": {
"href": "https://horizon-testnet.stellar.org/accounts/GBZ5OD56VRTRQKMNADD6VUZUG3FCILMAMYQY5ZSC3AW3GBXNEPIK76IG"
},
"counter": {
"href": "https://horizon-testnet.stellar.org/accounts/GBH77NK3ZP7RT52YZWGIU5Y6VTIJ52VXUSXDMQ7Z7VAAQO4U4QGGIROV"
},
"operation": {
"href": "https://horizon-testnet.stellar.org/operations/45122926424065"
}
},
"id": "45122926424065-0",
"paging_token": "45122926424065-0",
"ledger_close_time": "2019-04-25T02:29:49Z",
"offer_id": "928",
"base_offer_id": "928",
"base_account": "GBZ5OD56VRTRQKMNADD6VUZUG3FCILMAMYQY5ZSC3AW3GBXNEPIK76IG",
"base_amount": "2.7956854",
"base_asset_type": "credit_alphanum4",
"base_asset_code": "HT",
"base_asset_issuer": "GCNSGHUCG5VMGLT5RIYYZSO7VQULQKAJ62QA33DBC5PPBSO57LFWVV6P",
"counter_offer_id": "4611731141353811969",
"counter_account": "GBH77NK3ZP7RT52YZWGIU5Y6VTIJ52VXUSXDMQ7Z7VAAQO4U4QGGIROV",
"counter_amount": "0.0012000",
"counter_asset_type": "credit_alphanum4",
"counter_asset_code": "BTC",
"counter_asset_issuer": "GCNSGHUCG5VMGLT5RIYYZSO7VQULQKAJ62QA33DBC5PPBSO57LFWVV6P",
"base_is_seller": true,
"price": {
"n": 7973,
"d": 18575000
}
}
]
}
}`
var emptyTradesPage = `{
"_links": {
"self": {
"href": "https://horizon-testnet.stellar.org/accounts/GBZ5OD56VRTRQKMNADD6VUZUG3FCILMAMYQY5ZSC3AW3GBXNEPIK76IG/trades?cursor=45122926424065-0&limit=2&order=asc"
},
"next": {
"href": "https://horizon-testnet.stellar.org/accounts/GBZ5OD56VRTRQKMNADD6VUZUG3FCILMAMYQY5ZSC3AW3GBXNEPIK76IG/trades?cursor=59889023983617-0&limit=2&order=asc"
},
"prev": {
"href": "https://horizon-testnet.stellar.org/accounts/GBZ5OD56VRTRQKMNADD6VUZUG3FCILMAMYQY5ZSC3AW3GBXNEPIK76IG/trades?cursor=45810121191425-0&limit=2&order=desc"
}
},
"_embedded": {
"records": []
}
}`