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// Copyright (C) MongoDB, Inc. 2017-present.
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may
// not use this file except in compliance with the License. You may obtain
// a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
package mongo
import (
"testing"
"go.mongodb.org/mongo-driver/bson"
"go.mongodb.org/mongo-driver/internal/assert"
)
func TestResults(t *testing.T) {
t.Run("delete result", func(t *testing.T) {
// TODO(GODRIVER-2367): Do not test the ability to unmarshal BSON directly to a DeleteResult.
t.Run("unmarshal into", func(t *testing.T) {
doc := bson.D{
{"n", int64(2)},
{"ok", int64(1)},
}
b, err := bson.Marshal(doc)
assert.Nil(t, err, "Marshal error: %v", err)
var result DeleteResult
err = bson.Unmarshal(b, &result)
assert.Nil(t, err, "Unmarshal error: %v", err)
assert.Equal(t, int64(2), result.DeletedCount, "expected DeletedCount 2, got %v", result.DeletedCount)
})
// TODO(GODRIVER-2367): Do not test the ability to marshal a DeleteResult to BSON.
t.Run("marshal from", func(t *testing.T) {
result := DeleteResult{DeletedCount: 1}
buf, err := bson.Marshal(result)
assert.Nil(t, err, "Marshal error: %v", err)
var doc bson.D
err = bson.Unmarshal(buf, &doc)
assert.Nil(t, err, "Unmarshal error: %v", err)
assert.Equal(t, 1, len(doc), "expected document length 1, got %v", len(doc))
for _, elem := range doc {
if elem.Key != "n" {
continue
}
n, ok := elem.Value.(int64)
assert.True(t, ok, "expected n type %T, got %T", int64(0), elem.Value)
assert.Equal(t, int64(1), n, "expected n 1, got %v", n)
return
}
t.Fatal("key n not found in document")
})
})
t.Run("update result", func(t *testing.T) {
// TODO(GODRIVER-2367): Do not test the ability to unmarshal BSON directly to an UpdateResult.
t.Run("unmarshal into", func(t *testing.T) {
doc := bson.D{
{"n", 1},
{"nModified", 2},
{"upserted", bson.A{
bson.D{
{"index", 0},
{"_id", 3},
},
}},
}
b, err := bson.Marshal(doc)
assert.Nil(t, err, "Marshal error: %v", err)
var result UpdateResult
err = bson.Unmarshal(b, &result)
assert.Nil(t, err, "Unmarshal error: %v", err)
assert.Equal(t, int64(1), result.MatchedCount, "expected MatchedCount 1, got %v", result.MatchedCount)
assert.Equal(t, int64(2), result.ModifiedCount, "expected ModifiedCount 2, got %v", result.ModifiedCount)
upsertedID := result.UpsertedID.(int32)
assert.Equal(t, int32(3), upsertedID, "expected upsertedID 3, got %v", upsertedID)
})
})
}