96157a897b
The tests sometimes failed with certain go versions because the behavior of http.Server.Shutdown changed over time. A bug that was fixed in Go 1.15 could cause active connections on unrelated servers to close unexpectedly. This is fixed by avoiding use of the same port number in all tests.
230 lines
7.4 KiB
Go
230 lines
7.4 KiB
Go
// Copyright 2019 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package graphql
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import (
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"fmt"
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"io/ioutil"
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"math/big"
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"net/http"
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"strings"
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"testing"
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"time"
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"github.com/ethereum/go-ethereum/consensus/ethash"
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"github.com/ethereum/go-ethereum/core"
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"github.com/ethereum/go-ethereum/eth"
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"github.com/ethereum/go-ethereum/node"
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"github.com/ethereum/go-ethereum/params"
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)
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func TestBuildSchema(t *testing.T) {
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ddir, err := ioutil.TempDir("", "graphql-buildschema")
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if err != nil {
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t.Fatalf("failed to create temporary datadir: %v", err)
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}
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// Copy config
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conf := node.DefaultConfig
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conf.DataDir = ddir
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stack, err := node.New(&conf)
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if err != nil {
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t.Fatalf("could not create new node: %v", err)
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}
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// Make sure the schema can be parsed and matched up to the object model.
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if err := newHandler(stack, nil, []string{}, []string{}); err != nil {
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t.Errorf("Could not construct GraphQL handler: %v", err)
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}
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}
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// Tests that a graphQL request is successfully handled when graphql is enabled on the specified endpoint
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func TestGraphQLBlockSerialization(t *testing.T) {
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stack := createNode(t, true)
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defer stack.Close()
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// start node
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if err := stack.Start(); err != nil {
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t.Fatalf("could not start node: %v", err)
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}
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for i, tt := range []struct {
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body string
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want string
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code int
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}{
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{ // Should return latest block
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body: `{"query": "{block{number}}","variables": null}`,
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want: `{"data":{"block":{"number":10}}}`,
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code: 200,
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},
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{ // Should return info about latest block
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body: `{"query": "{block{number,gasUsed,gasLimit}}","variables": null}`,
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want: `{"data":{"block":{"number":10,"gasUsed":0,"gasLimit":11500000}}}`,
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code: 200,
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},
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{
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body: `{"query": "{block(number:0){number,gasUsed,gasLimit}}","variables": null}`,
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want: `{"data":{"block":{"number":0,"gasUsed":0,"gasLimit":11500000}}}`,
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code: 200,
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},
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{
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body: `{"query": "{block(number:-1){number,gasUsed,gasLimit}}","variables": null}`,
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want: `{"data":{"block":null}}`,
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code: 200,
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},
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{
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body: `{"query": "{block(number:-500){number,gasUsed,gasLimit}}","variables": null}`,
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want: `{"data":{"block":null}}`,
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code: 200,
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},
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{
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body: `{"query": "{block(number:\"0\"){number,gasUsed,gasLimit}}","variables": null}`,
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want: `{"data":{"block":{"number":0,"gasUsed":0,"gasLimit":11500000}}}`,
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code: 200,
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},
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{
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body: `{"query": "{block(number:\"-33\"){number,gasUsed,gasLimit}}","variables": null}`,
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want: `{"data":{"block":null}}`,
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code: 200,
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},
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{
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body: `{"query": "{block(number:\"1337\"){number,gasUsed,gasLimit}}","variables": null}`,
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want: `{"data":{"block":null}}`,
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code: 200,
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},
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{
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body: `{"query": "{block(number:\"0xbad\"){number,gasUsed,gasLimit}}","variables": null}`,
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want: `{"errors":[{"message":"strconv.ParseInt: parsing \"0xbad\": invalid syntax"}],"data":{}}`,
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code: 400,
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},
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{ // hex strings are currently not supported. If that's added to the spec, this test will need to change
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body: `{"query": "{block(number:\"0x0\"){number,gasUsed,gasLimit}}","variables": null}`,
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want: `{"errors":[{"message":"strconv.ParseInt: parsing \"0x0\": invalid syntax"}],"data":{}}`,
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code: 400,
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},
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{
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body: `{"query": "{block(number:\"a\"){number,gasUsed,gasLimit}}","variables": null}`,
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want: `{"errors":[{"message":"strconv.ParseInt: parsing \"a\": invalid syntax"}],"data":{}}`,
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code: 400,
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},
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{
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body: `{"query": "{bleh{number}}","variables": null}"`,
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want: `{"errors":[{"message":"Cannot query field \"bleh\" on type \"Query\".","locations":[{"line":1,"column":2}]}]}`,
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code: 400,
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},
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// should return `estimateGas` as decimal
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{
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body: `{"query": "{block{ estimateGas(data:{}) }}"}`,
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want: `{"data":{"block":{"estimateGas":53000}}}`,
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code: 200,
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},
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} {
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resp, err := http.Post(fmt.Sprintf("%s/graphql", stack.HTTPEndpoint()), "application/json", strings.NewReader(tt.body))
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if err != nil {
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t.Fatalf("could not post: %v", err)
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}
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bodyBytes, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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t.Fatalf("could not read from response body: %v", err)
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}
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if have := string(bodyBytes); have != tt.want {
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t.Errorf("testcase %d %s,\nhave:\n%v\nwant:\n%v", i, tt.body, have, tt.want)
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}
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if tt.code != resp.StatusCode {
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t.Errorf("testcase %d %s,\nwrong statuscode, have: %v, want: %v", i, tt.body, resp.StatusCode, tt.code)
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}
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}
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}
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// Tests that a graphQL request is not handled successfully when graphql is not enabled on the specified endpoint
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func TestGraphQLHTTPOnSamePort_GQLRequest_Unsuccessful(t *testing.T) {
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stack := createNode(t, false)
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defer stack.Close()
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if err := stack.Start(); err != nil {
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t.Fatalf("could not start node: %v", err)
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}
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body := strings.NewReader(`{"query": "{block{number}}","variables": null}`)
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resp, err := http.Post(fmt.Sprintf("%s/graphql", stack.HTTPEndpoint()), "application/json", body)
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if err != nil {
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t.Fatalf("could not post: %v", err)
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}
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bodyBytes, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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t.Fatalf("could not read from response body: %v", err)
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}
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resp.Body.Close()
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// make sure the request is not handled successfully
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if want, have := "404 page not found\n", string(bodyBytes); have != want {
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t.Errorf("have:\n%v\nwant:\n%v", have, want)
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}
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if want, have := 404, resp.StatusCode; want != have {
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t.Errorf("wrong statuscode, have:\n%v\nwant:%v", have, want)
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}
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}
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func createNode(t *testing.T, gqlEnabled bool) *node.Node {
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stack, err := node.New(&node.Config{
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HTTPHost: "127.0.0.1",
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HTTPPort: 0,
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WSHost: "127.0.0.1",
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WSPort: 0,
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})
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if err != nil {
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t.Fatalf("could not create node: %v", err)
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}
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if !gqlEnabled {
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return stack
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}
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createGQLService(t, stack)
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return stack
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}
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func createGQLService(t *testing.T, stack *node.Node) {
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// create backend
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ethConf := ð.Config{
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Genesis: &core.Genesis{
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Config: params.AllEthashProtocolChanges,
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GasLimit: 11500000,
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Difficulty: big.NewInt(1048576),
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},
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Ethash: ethash.Config{
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PowMode: ethash.ModeFake,
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},
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NetworkId: 1337,
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TrieCleanCache: 5,
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TrieCleanCacheJournal: "triecache",
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TrieCleanCacheRejournal: 60 * time.Minute,
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TrieDirtyCache: 5,
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TrieTimeout: 60 * time.Minute,
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SnapshotCache: 5,
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}
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ethBackend, err := eth.New(stack, ethConf)
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if err != nil {
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t.Fatalf("could not create eth backend: %v", err)
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}
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// Create some blocks and import them
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chain, _ := core.GenerateChain(params.AllEthashProtocolChanges, ethBackend.BlockChain().Genesis(),
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ethash.NewFaker(), ethBackend.ChainDb(), 10, func(i int, gen *core.BlockGen) {})
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_, err = ethBackend.BlockChain().InsertChain(chain)
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if err != nil {
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t.Fatalf("could not create import blocks: %v", err)
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}
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// create gql service
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err = New(stack, ethBackend.APIBackend, []string{}, []string{})
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if err != nil {
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t.Fatalf("could not create graphql service: %v", err)
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}
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}
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