06f78e0083
- Adds interfaces for developers to build handlers that update data in response to log events - Resolves #29
120 lines
3.2 KiB
Go
120 lines
3.2 KiB
Go
package geth_test
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import (
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"net/http"
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"fmt"
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"github.com/ethereum/go-ethereum/accounts/abi"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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"github.com/onsi/gomega/ghttp"
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"github.com/vulcanize/vulcanizedb/pkg/geth"
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"github.com/vulcanize/vulcanizedb/test_config"
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)
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var _ = Describe("ABI files", func() {
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Describe("Reading ABI files", func() {
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It("loads a valid ABI file", func() {
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path := test_config.ABIFilePath + "valid_abi.json"
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contractAbi, err := geth.ParseAbiFile(path)
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Expect(contractAbi).NotTo(BeNil())
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Expect(err).To(BeNil())
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})
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It("reads the contents of a valid ABI file", func() {
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path := test_config.ABIFilePath + "valid_abi.json"
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contractAbi, err := geth.ReadAbiFile(path)
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Expect(contractAbi).To(Equal("[{\"foo\": \"bar\"}]"))
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Expect(err).To(BeNil())
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})
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It("returns an error when the file does not exist", func() {
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path := test_config.ABIFilePath + "missing_abi.json"
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contractAbi, err := geth.ParseAbiFile(path)
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Expect(contractAbi).To(Equal(abi.ABI{}))
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Expect(err).To(Equal(geth.ErrMissingAbiFile))
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})
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It("returns an error when the file has invalid contents", func() {
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path := test_config.ABIFilePath + "invalid_abi.json"
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contractAbi, err := geth.ParseAbiFile(path)
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Expect(contractAbi).To(Equal(abi.ABI{}))
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Expect(err).To(Equal(geth.ErrInvalidAbiFile))
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})
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Describe("Request ABI from endpoint", func() {
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var (
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server *ghttp.Server
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client *geth.EtherScanAPI
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abiString string
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err error
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)
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BeforeEach(func() {
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server = ghttp.NewServer()
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client = geth.NewEtherScanClient(server.URL())
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path := test_config.ABIFilePath + "sample_abi.json"
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abiString, err = geth.ReadAbiFile(path)
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Expect(err).NotTo(HaveOccurred())
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_, err = geth.ParseAbi(abiString)
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Expect(err).NotTo(HaveOccurred())
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})
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AfterEach(func() {
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server.Close()
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})
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Describe("Fetching ABI from api (etherscan)", func() {
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BeforeEach(func() {
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response := fmt.Sprintf(`{"status":"1","message":"OK","result":%q}`, abiString)
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server.AppendHandlers(
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ghttp.CombineHandlers(
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ghttp.VerifyRequest("GET", "/api", "module=contract&action=getabi&address=0xd26114cd6EE289AccF82350c8d8487fedB8A0C07"),
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ghttp.RespondWith(http.StatusOK, response),
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),
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)
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})
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It("should make a GET request with supplied contract hash", func() {
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abi, err := client.GetAbi("0xd26114cd6EE289AccF82350c8d8487fedB8A0C07")
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Expect(server.ReceivedRequests()).Should(HaveLen(1))
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Expect(err).ShouldNot(HaveOccurred())
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Expect(abi).Should(Equal(abiString))
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})
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})
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})
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Describe("Generating etherscan endpoints based on network", func() {
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It("should return the main endpoint as the default", func() {
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url := geth.GenURL("")
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Expect(url).To(Equal("https://api.etherscan.io"))
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})
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It("generates various test network endpoint if test network is supplied", func() {
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ropstenUrl := geth.GenURL("ropsten")
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rinkebyUrl := geth.GenURL("rinkeby")
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kovanUrl := geth.GenURL("kovan")
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Expect(ropstenUrl).To(Equal("https://ropsten.etherscan.io"))
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Expect(kovanUrl).To(Equal("https://kovan.etherscan.io"))
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Expect(rinkebyUrl).To(Equal("https://rinkeby.etherscan.io"))
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})
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})
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})
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})
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