/
conn_test.go
163 lines (150 loc) · 3.7 KB
/
conn_test.go
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// Unless explicitly stated otherwise all files in this repository are licensed
// under the Apache License Version 2.0.
// This product includes software developed at Datadog (https://www.datadoghq.com/).
// Copyright 2016 Datadog, Inc.
package sql
import (
"context"
"database/sql/driver"
"log"
"testing"
"gopkg.in/DataDog/dd-trace-go.v1/ddtrace/mocktracer"
"github.com/go-sql-driver/mysql"
"github.com/lib/pq"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestWithSpanTags(t *testing.T) {
type sqlRegister struct {
name string
dsn string
driver driver.Driver
opts []RegisterOption
}
type want struct {
opName string
ctxTags map[string]string
}
testcases := []struct {
name string
sqlRegister sqlRegister
want want
}{
{
name: "mysql",
sqlRegister: sqlRegister{
name: "mysql",
dsn: "test:test@tcp(127.0.0.1:3306)/test",
driver: &mysql.MySQLDriver{},
opts: []RegisterOption{},
},
want: want{
opName: "mysql.query",
ctxTags: map[string]string{
"mysql_tag1": "mysql_value1",
"mysql_tag2": "mysql_value2",
"mysql_tag3": "mysql_value3",
},
},
},
{
name: "postgres",
sqlRegister: sqlRegister{
name: "postgres",
dsn: "postgres://postgres:postgres@127.0.0.1:5432/postgres?sslmode=disable",
driver: &pq.Driver{},
opts: []RegisterOption{
WithServiceName("postgres-test"),
WithAnalyticsRate(0.2),
},
},
want: want{
opName: "postgres.query",
ctxTags: map[string]string{
"pg_tag1": "pg_value1",
"pg_tag2": "pg_value2",
},
},
},
}
mt := mocktracer.Start()
defer mt.Stop()
for _, tt := range testcases {
t.Run(tt.name, func(t *testing.T) {
Register(tt.sqlRegister.name, tt.sqlRegister.driver, tt.sqlRegister.opts...)
defer unregister(tt.sqlRegister.name)
db, err := Open(tt.sqlRegister.name, tt.sqlRegister.dsn)
if err != nil {
log.Fatal(err)
}
defer db.Close()
mt.Reset()
ctx := WithSpanTags(context.Background(), tt.want.ctxTags)
rows, err := db.QueryContext(ctx, "SELECT 1")
assert.NoError(t, err)
rows.Close()
spans := mt.FinishedSpans()
assert.Len(t, spans, 1)
span := spans[0]
assert.Equal(t, tt.want.opName, span.OperationName())
for k, v := range tt.want.ctxTags {
assert.Equal(t, v, span.Tag(k), "Value mismatch on tag %s", k)
}
})
}
}
func TestWithChildSpansOnly(t *testing.T) {
type sqlRegister struct {
name string
dsn string
driver driver.Driver
opts []RegisterOption
}
testcases := []struct {
name string
sqlRegister sqlRegister
}{
{
name: "mysql",
sqlRegister: sqlRegister{
name: "mysql",
dsn: "test:test@tcp(127.0.0.1:3306)/test",
driver: &mysql.MySQLDriver{},
opts: []RegisterOption{
WithChildSpansOnly(),
},
},
},
{
name: "postgres",
sqlRegister: sqlRegister{
name: "postgres",
dsn: "postgres://postgres:postgres@127.0.0.1:5432/postgres?sslmode=disable",
driver: &pq.Driver{},
opts: []RegisterOption{
WithChildSpansOnly(),
WithServiceName("postgres-test"),
WithAnalyticsRate(0.2),
},
},
},
}
mt := mocktracer.Start()
defer mt.Stop()
for _, tt := range testcases {
t.Run(tt.name, func(t *testing.T) {
Register(tt.sqlRegister.name, tt.sqlRegister.driver, tt.sqlRegister.opts...)
defer unregister(tt.sqlRegister.name)
db, err := Open(tt.sqlRegister.name, tt.sqlRegister.dsn)
require.NoError(t, err)
defer db.Close()
mt.Reset()
ctx := context.Background()
rows, err := db.QueryContext(ctx, "SELECT 1")
require.NoError(t, err)
rows.Close()
spans := mt.FinishedSpans()
assert.Len(t, spans, 0)
})
}
}