Test schema migration

This commit is contained in:
Philipp Heckel 2021-12-08 23:24:09 -05:00
parent 98c1ab9e86
commit d5be5d3e8c

View file

@ -1,8 +1,12 @@
package server package server
import ( import (
"database/sql"
"fmt"
"github.com/stretchr/testify/assert"
"path/filepath" "path/filepath"
"testing" "testing"
"time"
) )
func TestSqliteCache_AddMessage(t *testing.T) { func TestSqliteCache_AddMessage(t *testing.T) {
@ -21,8 +25,64 @@ func TestSqliteCache_Prune(t *testing.T) {
testCachePrune(t, newSqliteTestCache(t)) testCachePrune(t, newSqliteTestCache(t))
} }
func newSqliteTestCache(t *testing.T) cache { func TestSqliteCache_Migration_0to1(t *testing.T) {
filename := filepath.Join(t.TempDir(), "cache.db") filename := newSqliteTestCacheFile(t)
db, err := sql.Open("sqlite3", filename)
assert.Nil(t, err)
// Create "version 0" schema
_, err = db.Exec(`
BEGIN;
CREATE TABLE IF NOT EXISTS messages (
id VARCHAR(20) PRIMARY KEY,
time INT NOT NULL,
topic VARCHAR(64) NOT NULL,
message VARCHAR(1024) NOT NULL
);
CREATE INDEX IF NOT EXISTS idx_topic ON messages (topic);
COMMIT;
`)
assert.Nil(t, err)
// Insert a bunch of messages
for i := 0; i < 10; i++ {
_, err = db.Exec(`INSERT INTO messages (id, time, topic, message) VALUES (?, ?, ?, ?)`,
fmt.Sprintf("abcd%d", i), time.Now().Unix(), "mytopic", fmt.Sprintf("some message %d", i))
assert.Nil(t, err)
}
// Create cache to trigger migration
c := newSqliteTestCacheFromFile(t, filename)
messages, err := c.Messages("mytopic", sinceAllMessages)
assert.Nil(t, err)
assert.Equal(t, 10, len(messages))
assert.Equal(t, "some message 5", messages[5].Message)
assert.Equal(t, "", messages[5].Title)
assert.Nil(t, messages[5].Tags)
assert.Equal(t, 0, messages[5].Priority)
rows, err := c.db.Query(`SELECT version FROM schemaVersion`)
assert.Nil(t, err)
assert.True(t, rows.Next())
var schemaVersion int
assert.Nil(t, rows.Scan(&schemaVersion))
assert.Equal(t, 1, schemaVersion)
}
func newSqliteTestCache(t *testing.T) *sqliteCache {
c, err := newSqliteCache(newSqliteTestCacheFile(t))
if err != nil {
t.Fatal(err)
}
return c
}
func newSqliteTestCacheFile(t *testing.T) string {
return filepath.Join(t.TempDir(), "cache.db")
}
func newSqliteTestCacheFromFile(t *testing.T, filename string) *sqliteCache {
c, err := newSqliteCache(filename) c, err := newSqliteCache(filename)
if err != nil { if err != nil {
t.Fatal(err) t.Fatal(err)