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bulkget_test.go
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bulkget_test.go
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package couchdb
import (
"context"
"encoding/json"
"errors"
"io"
"io/ioutil"
"net/http"
"strings"
"testing"
"unicode"
"gitlab.com/flimzy/testy"
"github.com/go-kivik/kivik/v4/driver"
)
func TestBulkGet(t *testing.T) {
type tst struct {
db *db
docs []driver.BulkGetReference
options map[string]interface{}
status int
err string
rowStatus int
rowErr string
expected *driver.Row
}
tests := testy.NewTable()
tests.Add("network error", tst{
db: &db{
client: newTestClient(nil, errors.New("random network error")),
},
status: http.StatusBadGateway,
err: `^Post "?http://example.com/_bulk_get"?: random network error$`,
})
tests.Add("valid document", tst{
db: &db{
client: newTestClient(&http.Response{
StatusCode: http.StatusOK,
ProtoMajor: 1,
ProtoMinor: 1,
Header: http.Header{
"Content-Type": []string{"application/json"},
},
Body: ioutil.NopCloser(strings.NewReader(removeSpaces(`{
"results": [
{
"id": "foo",
"docs": [
{
"ok": {
"_id": "foo",
"_rev": "4-753875d51501a6b1883a9d62b4d33f91",
"value": "this is foo"
}
}
]
}
]`))),
}, nil),
dbName: "xxx",
},
expected: &driver.Row{
ID: "foo",
Doc: []byte(`{"_id":"foo","_rev":"4-753875d51501a6b1883a9d62b4d33f91","value":"thisisfoo"}`),
},
})
tests.Add("invalid id", tst{
db: &db{
client: newTestClient(&http.Response{
StatusCode: http.StatusOK,
ProtoMajor: 1,
ProtoMinor: 1,
Body: ioutil.NopCloser(strings.NewReader(`{"results": [{"id": "", "docs": [{"error":{"id":"","rev":null,"error":"illegal_docid","reason":"Document id must not be empty"}}]}]}`)),
}, nil),
dbName: "xxx",
},
docs: []driver.BulkGetReference{{ID: ""}},
expected: &driver.Row{
Error: &BulkGetError{
ID: "",
Rev: "",
Err: "illegal_docid",
Reason: "Document id must not be empty",
},
},
})
tests.Add("not found", tst{
db: &db{
client: newTestClient(&http.Response{
StatusCode: http.StatusOK,
ProtoMajor: 1,
ProtoMinor: 1,
Body: ioutil.NopCloser(strings.NewReader(`{"results": [{"id": "asdf", "docs": [{"error":{"id":"asdf","rev":"1-xxx","error":"not_found","reason":"missing"}}]}]}`)),
}, nil),
dbName: "xxx",
},
docs: []driver.BulkGetReference{{ID: ""}},
expected: &driver.Row{
ID: "asdf",
Error: &BulkGetError{
ID: "asdf",
Rev: "1-xxx",
Err: "not_found",
Reason: "missing",
},
},
})
tests.Add("revs", tst{
db: &db{
client: newCustomClient(func(r *http.Request) (*http.Response, error) {
revs := r.URL.Query().Get("revs")
if revs != "true" {
return nil, errors.New("Expected revs=true")
}
return &http.Response{
StatusCode: http.StatusOK,
ProtoMajor: 1,
ProtoMinor: 1,
Body: ioutil.NopCloser(strings.NewReader(`{"results": [{"id": "test1", "docs": [{"ok":{"_id":"test1","_rev":"4-8158177eb5931358b3ddaadd6377cf00","moo":123,"oink":true,"_revisions":{"start":4,"ids":["8158177eb5931358b3ddaadd6377cf00","1c08032eef899e52f35cbd1cd5f93826","e22bea278e8c9e00f3197cb2edee8bf4","7d6ff0b102072755321aa0abb630865a"]},"_attachments":{"foo.txt":{"content_type":"text/plain","revpos":2,"digest":"md5-WiGw80mG3uQuqTKfUnIZsg==","length":9,"stub":true}}}}]}]}`)),
}, nil
}),
dbName: "xxx",
},
options: map[string]interface{}{
"revs": true,
},
expected: &driver.Row{
ID: "test1",
Doc: []byte(`{"_id":"test1","_rev":"4-8158177eb5931358b3ddaadd6377cf00","moo":123,"oink":true,"_revisions":{"start":4,"ids":["8158177eb5931358b3ddaadd6377cf00","1c08032eef899e52f35cbd1cd5f93826","e22bea278e8c9e00f3197cb2edee8bf4","7d6ff0b102072755321aa0abb630865a"]},"_attachments":{"foo.txt":{"content_type":"text/plain","revpos":2,"digest":"md5-WiGw80mG3uQuqTKfUnIZsg==","length":9,"stub":true}}}`),
},
})
tests.Run(t, func(t *testing.T, test tst) {
rows, err := test.db.BulkGet(context.Background(), test.docs, test.options)
testy.StatusErrorRE(t, test.err, test.status, err)
row := new(driver.Row)
err = rows.Next(row)
defer rows.Close() // nolint: errcheck
testy.StatusError(t, test.rowErr, test.rowStatus, err)
if d := testy.DiffInterface(test.expected, row); d != nil {
t.Error(d)
}
})
}
var bulkGetInput = `
{
"results": [
{
"id": "foo",
"docs": [
{
"ok": {
"_id": "foo",
"_rev": "4-753875d51501a6b1883a9d62b4d33f91",
"value": "this is foo",
"_revisions": {
"start": 4,
"ids": [
"753875d51501a6b1883a9d62b4d33f91",
"efc54218773c6acd910e2e97fea2a608",
"2ee767305024673cfb3f5af037cd2729",
"4a7e4ae49c4366eaed8edeaea8f784ad"
]
}
}
}
]
},
{
"id": "foo",
"docs": [
{
"ok": {
"_id": "foo",
"_rev": "1-4a7e4ae49c4366eaed8edeaea8f784ad",
"value": "this is the first revision of foo",
"_revisions": {
"start": 1,
"ids": [
"4a7e4ae49c4366eaed8edeaea8f784ad"
]
}
}
}
]
},
{
"id": "bar",
"docs": [
{
"ok": {
"_id": "bar",
"_rev": "2-9b71d36dfdd9b4815388eb91cc8fb61d",
"baz": true,
"_revisions": {
"start": 2,
"ids": [
"9b71d36dfdd9b4815388eb91cc8fb61d",
"309651b95df56d52658650fb64257b97"
]
}
}
}
]
},
{
"id": "baz",
"docs": [
{
"error": {
"id": "baz",
"rev": "undefined",
"error": "not_found",
"reason": "missing"
}
}
]
}
]
}
`
func TestGetBulkRowsIterator(t *testing.T) {
type result struct {
ID string
Err string
}
expected := []result{
{ID: "foo"},
{ID: "foo"},
{ID: "bar"},
{ID: "baz", Err: "not_found: missing"},
}
results := []result{}
rows := newBulkGetRows(context.TODO(), ioutil.NopCloser(strings.NewReader(bulkGetInput)))
var count int
for {
row := &driver.Row{}
err := rows.Next(row)
if err == io.EOF {
break
}
if err != nil {
t.Fatalf("Next() failed: %s", err)
}
results = append(results, result{
ID: row.ID,
Err: func() string {
if row.Error == nil {
return ""
}
return row.Error.Error()
}(),
})
if count++; count > 10 {
t.Fatalf("Ran too many iterations.")
}
}
if d := testy.DiffInterface(expected, results); d != nil {
t.Error(d)
}
if expected := 4; count != expected {
t.Errorf("Expected %d rows, got %d", expected, count)
}
if err := rows.Next(&driver.Row{}); err != io.EOF {
t.Errorf("Calling Next() after end returned unexpected error: %s", err)
}
if err := rows.Close(); err != nil {
t.Errorf("Error closing rows iterator: %s", err)
}
}
func removeSpaces(in string) string {
return strings.Map(func(r rune) rune {
if unicode.IsSpace(r) {
return -1
}
return r
}, in)
}
func TestDecodeBulkResult(t *testing.T) {
type tst struct {
input string
err string
expected bulkResult
}
tests := testy.NewTable()
tests.Add("real example", tst{
input: removeSpaces(`{
"id": "test1",
"docs": [
{
"ok": {
"_id": "test1",
"_rev": "3-1c08032eef899e52f35cbd1cd5f93826",
"moo": 123,
"oink": false,
"_attachments": {
"foo.txt": {
"content_type": "text/plain",
"revpos": 2,
"digest": "md5-WiGw80mG3uQuqTKfUnIZsg==",
"length": 9,
"stub": true
}
}
}
}
]
}`),
expected: bulkResult{
ID: "test1",
Docs: []bulkResultDoc{{
Doc: json.RawMessage(`{"_id":"test1","_rev":"3-1c08032eef899e52f35cbd1cd5f93826","moo":123,"oink":false,"_attachments":{"foo.txt":{"content_type":"text/plain","revpos":2,"digest":"md5-WiGw80mG3uQuqTKfUnIZsg==","length":9,"stub":true}}}`),
}},
},
})
tests.Run(t, func(t *testing.T, test tst) {
var result bulkResult
err := json.Unmarshal([]byte(test.input), &result)
testy.Error(t, test.err, err)
if d := testy.DiffInterface(test.expected, result); d != nil {
t.Error(d)
}
})
}