s3manager-web/bucket_view_test.go

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package s3manager_test
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import (
"errors"
"fmt"
"io/ioutil"
"net/http"
"net/http/httptest"
"testing"
"github.com/gorilla/mux"
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. "github.com/mastertinner/s3manager"
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minio "github.com/minio/minio-go"
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"github.com/stretchr/testify/assert"
)
func TestBucketViewHandler(t *testing.T) {
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cases := map[string]struct {
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s3 S3
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bucketName string
expectedStatusCode int
expectedBodyContains string
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}{
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"renders a bucket containing a file": {
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s3: &s3Mock{
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Buckets: []minio.BucketInfo{
{Name: "testBucket"},
},
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Objects: []minio.ObjectInfo{
{Key: "testFile"},
},
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},
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bucketName: "testBucket",
expectedStatusCode: http.StatusOK,
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expectedBodyContains: "testBucket",
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},
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"renders placeholder for an empty bucket": {
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s3: &s3Mock{
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Buckets: []minio.BucketInfo{
{Name: "testBucket"},
},
},
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bucketName: "testBucket",
expectedStatusCode: http.StatusOK,
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expectedBodyContains: "No objects in",
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},
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"renders a bucket containing an archive": {
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s3: &s3Mock{
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Buckets: []minio.BucketInfo{
{Name: "testBucket"},
},
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Objects: []minio.ObjectInfo{
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{Key: "archive.tar.gz"},
},
},
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bucketName: "testBucket",
expectedStatusCode: http.StatusOK,
expectedBodyContains: "archive",
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},
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"renders a bucket containing an image": {
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s3: &s3Mock{
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Buckets: []minio.BucketInfo{
{Name: "testBucket"},
},
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Objects: []minio.ObjectInfo{
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{Key: "testImage.png"},
},
},
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bucketName: "testBucket",
expectedStatusCode: http.StatusOK,
expectedBodyContains: "photo",
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},
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"renders a bucket containing a sound file": {
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s3: &s3Mock{
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Buckets: []minio.BucketInfo{
{Name: "testBucket"},
},
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Objects: []minio.ObjectInfo{
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{Key: "testSound.mp3"},
},
},
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bucketName: "testBucket",
expectedStatusCode: http.StatusOK,
expectedBodyContains: "music_note",
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},
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"returns error if the bucket doesn't exist": {
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s3: &s3Mock{},
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bucketName: "testBucket",
expectedStatusCode: http.StatusNotFound,
expectedBodyContains: http.StatusText(http.StatusNotFound),
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},
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"returns error if there is an S3 error": {
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s3: &s3Mock{
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Err: errors.New("mocked S3 error"),
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},
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bucketName: "testBucket",
expectedStatusCode: http.StatusInternalServerError,
expectedBodyContains: http.StatusText(http.StatusInternalServerError),
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},
}
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for tcID, tc := range cases {
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t.Run(tcID, func(t *testing.T) {
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assert := assert.New(t)
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r := mux.NewRouter()
r.
Methods(http.MethodGet).
Path("/buckets/{bucketName}").
Handler(BucketViewHandler(tc.s3))
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ts := httptest.NewServer(r)
defer ts.Close()
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url := fmt.Sprintf("%s/buckets/%s", ts.URL, tc.bucketName)
resp, err := http.Get(url)
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assert.NoError(err, tcID)
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defer resp.Body.Close()
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body, err := ioutil.ReadAll(resp.Body)
assert.NoError(err, tcID)
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assert.Equal(tc.expectedStatusCode, resp.StatusCode, tcID)
assert.Contains(string(body), tc.expectedBodyContains, tcID)
})
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}
}