78 lines
2.1 KiB
Go
78 lines
2.1 KiB
Go
package lastfm
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import (
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"bytes"
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"context"
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"errors"
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"io/ioutil"
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"net/http"
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"os"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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)
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var _ = Describe("Client", func() {
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var httpClient *fakeHttpClient
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var client *Client
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BeforeEach(func() {
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httpClient = &fakeHttpClient{}
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client = NewClient("API_KEY", "pt", httpClient)
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})
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Describe("ArtistInfo", func() {
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It("returns an artist for a successful response", func() {
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f, _ := os.Open("tests/fixtures/lastfm.artist.getinfo.json")
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httpClient.res = http.Response{Body: f, StatusCode: 200}
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artist, err := client.ArtistGetInfo(context.TODO(), "U2")
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Expect(err).To(BeNil())
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Expect(artist.Name).To(Equal("U2"))
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Expect(httpClient.savedRequest.URL.String()).To(Equal(apiBaseUrl + "?api_key=API_KEY&artist=U2&format=json&lang=pt&method=artist.getInfo"))
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})
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It("fails if Last.FM returns an error", func() {
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httpClient.res = http.Response{
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Body: ioutil.NopCloser(bytes.NewBufferString(`{"error":3,"message":"Invalid Method - No method with that name in this package"}`)),
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StatusCode: 400,
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}
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_, err := client.ArtistGetInfo(context.TODO(), "U2")
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Expect(err).To(MatchError("last.fm error(3): Invalid Method - No method with that name in this package"))
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})
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It("fails if HttpClient.Do() returns error", func() {
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httpClient.err = errors.New("generic error")
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_, err := client.ArtistGetInfo(context.TODO(), "U2")
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Expect(err).To(MatchError("generic error"))
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})
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It("fails if returned body is not a valid JSON", func() {
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httpClient.res = http.Response{
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Body: ioutil.NopCloser(bytes.NewBufferString(`<xml>NOT_VALID_JSON</xml>`)),
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StatusCode: 200,
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}
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_, err := client.ArtistGetInfo(context.TODO(), "U2")
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Expect(err).To(MatchError("invalid character '<' looking for beginning of value"))
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})
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})
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})
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type fakeHttpClient struct {
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res http.Response
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err error
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savedRequest *http.Request
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}
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func (c *fakeHttpClient) Do(req *http.Request) (*http.Response, error) {
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c.savedRequest = req
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if c.err != nil {
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return nil, c.err
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}
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return &c.res, nil
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}
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