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70d2203b9e
With the introduction of the workspace proxy tests there was a lot of output if a test was eventually skipped.
116 lines
2.9 KiB
Go
116 lines
2.9 KiB
Go
//go:build linux
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package database_test
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import (
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"context"
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"database/sql"
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"fmt"
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"math/rand"
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"testing"
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"time"
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"github.com/coder/coder/testutil"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"github.com/coder/coder/coderd/database"
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"github.com/coder/coder/coderd/database/postgres"
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)
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// nolint:tparallel,paralleltest
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func TestPubsub(t *testing.T) {
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t.Parallel()
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if testing.Short() {
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t.SkipNow()
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return
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}
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t.Run("Postgres", func(t *testing.T) {
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ctx, cancelFunc := context.WithCancel(context.Background())
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defer cancelFunc()
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connectionURL, closePg, err := postgres.Open()
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require.NoError(t, err)
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defer closePg()
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db, err := sql.Open("postgres", connectionURL)
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require.NoError(t, err)
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defer db.Close()
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pubsub, err := database.NewPubsub(ctx, db, connectionURL)
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require.NoError(t, err)
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defer pubsub.Close()
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event := "test"
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data := "testing"
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messageChannel := make(chan []byte)
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cancelFunc, err = pubsub.Subscribe(event, func(ctx context.Context, message []byte) {
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messageChannel <- message
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})
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require.NoError(t, err)
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defer cancelFunc()
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go func() {
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err = pubsub.Publish(event, []byte(data))
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assert.NoError(t, err)
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}()
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message := <-messageChannel
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assert.Equal(t, string(message), data)
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})
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t.Run("PostgresCloseCancel", func(t *testing.T) {
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ctx, cancelFunc := context.WithCancel(context.Background())
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defer cancelFunc()
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connectionURL, closePg, err := postgres.Open()
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require.NoError(t, err)
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defer closePg()
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db, err := sql.Open("postgres", connectionURL)
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require.NoError(t, err)
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defer db.Close()
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pubsub, err := database.NewPubsub(ctx, db, connectionURL)
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require.NoError(t, err)
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defer pubsub.Close()
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cancelFunc()
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})
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}
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func TestPubsub_ordering(t *testing.T) {
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t.Parallel()
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ctx, cancelFunc := context.WithCancel(context.Background())
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defer cancelFunc()
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connectionURL, closePg, err := postgres.Open()
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require.NoError(t, err)
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defer closePg()
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db, err := sql.Open("postgres", connectionURL)
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require.NoError(t, err)
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defer db.Close()
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pubsub, err := database.NewPubsub(ctx, db, connectionURL)
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require.NoError(t, err)
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defer pubsub.Close()
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event := "test"
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messageChannel := make(chan []byte, 100)
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cancelFunc, err = pubsub.Subscribe(event, func(ctx context.Context, message []byte) {
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// sleep a random amount of time to simulate handlers taking different amount of time
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// to process, depending on the message
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// nolint: gosec
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n := rand.Intn(100)
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time.Sleep(time.Duration(n) * time.Millisecond)
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messageChannel <- message
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})
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require.NoError(t, err)
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defer cancelFunc()
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for i := 0; i < 100; i++ {
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err = pubsub.Publish(event, []byte(fmt.Sprintf("%d", i)))
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assert.NoError(t, err)
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}
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for i := 0; i < 100; i++ {
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select {
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case <-time.After(testutil.WaitShort):
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t.Fatalf("timed out waiting for message %d", i)
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case message := <-messageChannel:
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assert.Equal(t, fmt.Sprintf("%d", i), string(message))
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}
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}
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}
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