status-im/status-go

package paraswap

import (
    "testing"

    "github.com/stretchr/testify/assert"
)

func TestUnmarshallTokensList(t *testing.T) {

    tokens := []Token{
        {
            Symbol:   "ETH",
            Address:  "0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE",
            Decimals: 18,
            Img:      "https://img.paraswap.network/ETH.png",
            Network:  1,
        },
        {
            Symbol:   "USDT",
            Address:  "0xdac17f958d2ee523a2206206994597c13d831ec7",
            Decimals: 6,
            Img:      "https://img.paraswap.network/USDT.png",
            Network:  1,
        },
    }

    data := []byte(`{
            "tokens": [
                {
                    "symbol": "ETH",
                    "address": "0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE",
                    "decimals": 18,
                    "img": "https://img.paraswap.network/ETH.png",
                    "network": 1
                },
                {
                    "symbol": "USDT",
                    "address": "0xdac17f958d2ee523a2206206994597c13d831ec7",
                    "decimals": 6,
                    "img": "https://img.paraswap.network/USDT.png",
                    "network": 1
                }
            ]
        }`)

    receivedTokens, err := handleTokensListResponse(data)
    assert.NoError(t, err)
    assert.Equal(t, tokens, receivedTokens)
}

func TestForErrorOnFetchingTokensList(t *testing.T) {
    data := []byte(`{
        "error": "Only chainId 1 is supported"
    }`)

    _, err := handleTokensListResponse(data)
    assert.Error(t, err)
}