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find_test.go
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find_test.go
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package couchdb
import (
"context"
"encoding/json"
"io/ioutil"
"net/http"
"strings"
"testing"
"github.com/flimzy/diff"
"github.com/flimzy/testy"
"github.com/go-kivik/kivik"
"github.com/go-kivik/kivik/driver"
"github.com/go-kivik/kivik/errors"
)
func TestExplain(t *testing.T) {
tests := []struct {
name string
db *db
query interface{}
expected *driver.QueryPlan
status int
err string
}{
{
name: "CouchDB 1.6",
db: &db{
client: &client{Compat: CompatCouch16},
},
status: kivik.StatusNotImplemented,
err: "kivik: Find interface not implemented prior to CouchDB 2.0.0",
},
{
name: "invalid query",
db: newTestDB(nil, nil),
query: make(chan int),
status: kivik.StatusBadRequest,
err: "Post http://example.com/testdb/_explain: json: unsupported type: chan int",
},
{
name: "network error",
db: newTestDB(nil, errors.New("net error")),
status: kivik.StatusNetworkError,
err: "Post http://example.com/testdb/_explain: net error",
},
{
name: "error response",
db: newTestDB(&http.Response{
StatusCode: kivik.StatusNotFound,
Body: ioutil.NopCloser(strings.NewReader("")),
}, nil),
status: kivik.StatusNotFound,
err: "Not Found",
},
{
name: "success",
db: newTestDB(&http.Response{
StatusCode: kivik.StatusOK,
Body: ioutil.NopCloser(strings.NewReader(`{"dbname":"foo"}`)),
}, nil),
expected: &driver.QueryPlan{DBName: "foo"},
},
{
name: "raw query",
db: newCustomDB(func(req *http.Request) (*http.Response, error) {
defer req.Body.Close() // nolint: errcheck
var result interface{}
if err := json.NewDecoder(req.Body).Decode(&result); err != nil {
return nil, errors.Errorf("decode error: %s", err)
}
expected := map[string]interface{}{"_id": "foo"}
if d := diff.Interface(expected, result); d != nil {
return nil, errors.Errorf("Unexpected result:\n%s\n", d)
}
return nil, errors.New("success")
}),
query: []byte(`{"_id":"foo"}`),
status: kivik.StatusNetworkError,
err: "Post http://example.com/testdb/_explain: success",
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
result, err := test.db.Explain(context.Background(), test.query)
testy.StatusError(t, test.err, test.status, err)
if d := diff.Interface(test.expected, result); d != nil {
t.Error(d)
}
})
}
}
func TestUnmarshalQueryPlan(t *testing.T) {
tests := []struct {
name string
input string
expected *queryPlan
err string
}{
{
name: "non-array",
input: `{"fields":{}}`,
err: "json: cannot unmarshal object into Go",
},
{
name: "all_fields",
input: `{"fields":"all_fields","dbname":"foo"}`,
expected: &queryPlan{DBName: "foo"},
},
{
name: "simple field list",
input: `{"fields":["foo","bar"],"dbname":"foo"}`,
expected: &queryPlan{Fields: []interface{}{"foo", "bar"}, DBName: "foo"},
},
{
name: "complex field list",
input: `{"dbname":"foo", "fields":[{"foo":"asc"},{"bar":"desc"}]}`,
expected: &queryPlan{DBName: "foo",
Fields: []interface{}{map[string]interface{}{"foo": "asc"},
map[string]interface{}{"bar": "desc"}}},
},
{
name: "invalid bare string",
input: `{"fields":"not_all_fields"}`,
err: "json: cannot unmarshal string into Go",
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
result := new(queryPlan)
err := json.Unmarshal([]byte(test.input), &result)
testy.ErrorRE(t, test.err, err)
if d := diff.Interface(test.expected, result); d != nil {
t.Error(d)
}
})
}
}
func TestCreateIndex(t *testing.T) {
tests := []struct {
name string
ddoc, indexName string
index interface{}
db *db
status int
err string
}{
{
name: "Couch 1.6",
db: &db{client: &client{Compat: CompatCouch16}},
status: kivik.StatusNotImplemented,
err: "kivik: Find interface not implemented prior to CouchDB 2.0.0",
},
{
name: "invalid JSON index",
db: newTestDB(nil, nil),
index: `invalid json`,
status: kivik.StatusBadRequest,
err: "invalid character 'i' looking for beginning of value",
},
{
name: "invalid raw index",
db: newTestDB(nil, nil),
index: map[string]interface{}{"foo": make(chan int)},
status: kivik.StatusBadRequest,
err: "Post http://example.com/testdb/_index: json: unsupported type: chan int",
},
{
name: "network error",
db: newTestDB(nil, errors.New("net error")),
status: kivik.StatusNetworkError,
err: "Post http://example.com/testdb/_index: net error",
},
{
name: "success 2.1.0",
db: newTestDB(&http.Response{
StatusCode: 200,
Header: http.Header{
"X-CouchDB-Body-Time": {"0"},
"X-Couch-Request-ID": {"8e4aef0c2f"},
"Server": {"CouchDB/2.1.0 (Erlang OTP/17)"},
"Date": {"Fri, 27 Oct 2017 18:14:38 GMT"},
"Content-Type": {"application/json"},
"Content-Length": {"126"},
"Cache-Control": {"must-revalidate"},
},
Body: Body(`{"result":"created","id":"_design/a7ee061f1a2c0c6882258b2f1e148b714e79ccea","name":"a7ee061f1a2c0c6882258b2f1e148b714e79ccea"}`),
}, nil),
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
err := test.db.CreateIndex(context.Background(), test.ddoc, test.indexName, test.index)
testy.StatusError(t, test.err, test.status, err)
})
}
}
func TestGetIndexes(t *testing.T) {
tests := []struct {
name string
db *db
expected []driver.Index
status int
err string
}{
{
name: "Couch 1.6",
db: &db{client: &client{Compat: CompatCouch16}},
status: kivik.StatusNotImplemented,
err: "kivik: Find interface not implemented prior to CouchDB 2.0.0",
},
{
name: "network error",
db: newTestDB(nil, errors.New("net error")),
status: kivik.StatusNetworkError,
err: "Get http://example.com/testdb/_index: net error",
},
{
name: "2.1.0",
db: newTestDB(&http.Response{
StatusCode: 200,
Header: http.Header{
"X-CouchDB-Body-Time": {"0"},
"X-Couch-Request-ID": {"f44881735c"},
"Server": {"CouchDB/2.1.0 (Erlang OTP/17)"},
"Date": {"Fri, 27 Oct 2017 18:23:29 GMT"},
"Content-Type": {"application/json"},
"Content-Length": {"269"},
"Cache-Control": {"must-revalidate"},
},
Body: Body(`{"total_rows":2,"indexes":[{"ddoc":null,"name":"_all_docs","type":"special","def":{"fields":[{"_id":"asc"}]}},{"ddoc":"_design/a7ee061f1a2c0c6882258b2f1e148b714e79ccea","name":"a7ee061f1a2c0c6882258b2f1e148b714e79ccea","type":"json","def":{"fields":[{"foo":"asc"}]}}]}`),
}, nil),
expected: []driver.Index{
{
Name: "_all_docs",
Type: "special",
Definition: map[string]interface{}{
"fields": []interface{}{
map[string]interface{}{"_id": "asc"},
},
},
},
{
DesignDoc: "_design/a7ee061f1a2c0c6882258b2f1e148b714e79ccea",
Name: "a7ee061f1a2c0c6882258b2f1e148b714e79ccea",
Type: "json",
Definition: map[string]interface{}{
"fields": []interface{}{
map[string]interface{}{"foo": "asc"}},
},
},
},
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
result, err := test.db.GetIndexes(context.Background())
testy.StatusError(t, test.err, test.status, err)
if d := diff.Interface(test.expected, result); d != nil {
t.Error(d)
}
})
}
}
func TestDeleteIndex(t *testing.T) {
tests := []struct {
name string
ddoc, indexName string
db *db
status int
err string
}{
{
name: "Couch 1.6",
db: &db{client: &client{Compat: CompatCouch16}},
status: kivik.StatusNotImplemented,
err: "kivik: Find interface not implemented prior to CouchDB 2.0.0",
},
{
name: "no ddoc",
status: kivik.StatusBadRequest,
db: newTestDB(nil, nil),
err: "kivik: ddoc required",
},
{
name: "no index name",
ddoc: "foo",
status: kivik.StatusBadRequest,
db: newTestDB(nil, nil),
err: "kivik: name required",
},
{
name: "network error",
ddoc: "foo",
indexName: "bar",
db: newTestDB(nil, errors.New("net error")),
status: kivik.StatusNetworkError,
err: "^(Delete http://example.com/testdb/_index/foo/json/bar: )?net error",
},
{
name: "2.1.0 success",
ddoc: "_design/a7ee061f1a2c0c6882258b2f1e148b714e79ccea",
indexName: "a7ee061f1a2c0c6882258b2f1e148b714e79ccea",
db: newTestDB(&http.Response{
StatusCode: 200,
Header: http.Header{
"X-CouchDB-Body-Time": {"0"},
"X-Couch-Request-ID": {"6018a0a693"},
"Server": {"CouchDB/2.1.0 (Erlang OTP/17)"},
"Date": {"Fri, 27 Oct 2017 19:06:28 GMT"},
"Content-Type": {"application/json"},
"Content-Length": {"11"},
"Cache-Control": {"must-revalidate"},
},
Body: Body(`{"ok":true}`),
}, nil),
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
err := test.db.DeleteIndex(context.Background(), test.ddoc, test.indexName)
testy.StatusErrorRE(t, test.err, test.status, err)
})
}
}
func TestFind(t *testing.T) {
tests := []struct {
name string
db *db
query interface{}
status int
err string
}{
{
name: "Couch 1.6",
db: &db{client: &client{Compat: CompatCouch16}},
status: kivik.StatusNotImplemented,
err: "kivik: Find interface not implemented prior to CouchDB 2.0.0",
},
{
name: "invalid query json",
db: newTestDB(nil, nil),
query: make(chan int),
status: kivik.StatusBadRequest,
err: "Post http://example.com/testdb/_find: json: unsupported type: chan int",
},
{
name: "network error",
db: newTestDB(nil, errors.New("net error")),
status: kivik.StatusNetworkError,
err: "Post http://example.com/testdb/_find: net error",
},
{
name: "error response",
db: newTestDB(&http.Response{
StatusCode: 415,
Header: http.Header{
"Content-Type": {"application/json"},
"X-CouchDB-Body-Time": {"0"},
"X-Couch-Request-ID": {"aa1f852b27"},
"Server": {"CouchDB/2.1.0 (Erlang OTP/17)"},
"Date": {"Fri, 27 Oct 2017 19:20:04 GMT"},
"Content-Length": {"77"},
"Cache-Control": {"must-revalidate"},
},
ContentLength: 77,
Body: Body(`{"error":"bad_content_type","reason":"Content-Type must be application/json"}`),
}, nil),
status: kivik.StatusUnsupportedMediaType,
err: "Unsupported Media Type: Content-Type must be application/json",
},
{
name: "success 2.1.0",
query: map[string]interface{}{
"selector": map[string]string{"_id": "foo"},
},
db: newTestDB(&http.Response{
StatusCode: 200,
Header: http.Header{
"Content-Type": {"application/json"},
"X-CouchDB-Body-Time": {"0"},
"X-Couch-Request-ID": {"a0884508d8"},
"Server": {"CouchDB/2.1.0 (Erlang OTP/17)"},
"Date": {"Fri, 27 Oct 2017 19:20:04 GMT"},
"Transfer-Encoding": {"chunked"},
"Cache-Control": {"must-revalidate"},
},
Body: Body(`{"docs":[
{"_id":"foo","_rev":"2-f5d2de1376388f1b54d93654df9dc9c7","_attachments":{"foo.txt":{"content_type":"text/plain","revpos":2,"digest":"md5-ENGoH7oK8V9R3BMnfDHZmw==","length":13,"stub":true}}}
]}`),
}, nil),
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
result, err := test.db.Find(context.Background(), test.query)
testy.StatusError(t, test.err, test.status, err)
if _, ok := result.(*rows); !ok {
t.Errorf("Unexpected type returned: %t", result)
}
})
}
}