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fake_http.go
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101 lines (93 loc) · 2.55 KB
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package api
import (
"bytes"
"fmt"
"io"
"io/ioutil"
"net/http"
"os"
"path"
"strings"
)
// FakeHTTP provides a mechanism by which to stub HTTP responses through
type FakeHTTP struct {
// Requests stores references to sequential requests that RoundTrip has received
Requests []*http.Request
count int
responseStubs []*http.Response
}
// StubResponse pre-records an HTTP response
func (f *FakeHTTP) StubResponse(status int, body io.Reader) {
resp := &http.Response{
StatusCode: status,
Body: ioutil.NopCloser(body),
}
f.responseStubs = append(f.responseStubs, resp)
}
// RoundTrip satisfies http.RoundTripper
func (f *FakeHTTP) RoundTrip(req *http.Request) (*http.Response, error) {
if len(f.responseStubs) <= f.count {
return nil, fmt.Errorf("FakeHTTP: missing response stub for request %d", f.count)
}
resp := f.responseStubs[f.count]
f.count++
resp.Request = req
f.Requests = append(f.Requests, req)
return resp, nil
}
func (f *FakeHTTP) StubWithFixture(status int, fixtureFileName string) func() {
fixturePath := path.Join("../test/fixtures/", fixtureFileName)
fixtureFile, _ := os.Open(fixturePath)
f.StubResponse(status, fixtureFile)
return func() { fixtureFile.Close() }
}
func (f *FakeHTTP) StubRepoResponse(owner, repo string) {
f.StubRepoResponseWithPermission(owner, repo, "WRITE")
}
func (f *FakeHTTP) StubRepoResponseWithPermission(owner, repo, permission string) {
body := bytes.NewBufferString(fmt.Sprintf(`
{ "data": { "repo_000": {
"id": "REPOID",
"name": "%s",
"owner": {"login": "%s"},
"defaultBranchRef": {
"name": "master"
},
"viewerPermission": "%s"
} } }
`, repo, owner, permission))
resp := &http.Response{
StatusCode: 200,
Body: ioutil.NopCloser(body),
}
f.responseStubs = append(f.responseStubs, resp)
}
func (f *FakeHTTP) StubForkedRepoResponse(forkFullName, parentFullName string) {
forkRepo := strings.SplitN(forkFullName, "/", 2)
parentRepo := strings.SplitN(parentFullName, "/", 2)
body := bytes.NewBufferString(fmt.Sprintf(`
{ "data": { "repo_000": {
"id": "REPOID2",
"name": "%s",
"owner": {"login": "%s"},
"defaultBranchRef": {
"name": "master"
},
"viewerPermission": "ADMIN",
"parent": {
"id": "REPOID1",
"name": "%s",
"owner": {"login": "%s"},
"defaultBranchRef": {
"name": "master"
},
"viewerPermission": "READ"
}
} } }
`, forkRepo[1], forkRepo[0], parentRepo[1], parentRepo[0]))
resp := &http.Response{
StatusCode: 200,
Body: ioutil.NopCloser(body),
}
f.responseStubs = append(f.responseStubs, resp)
}