From 6bec0e3964f03f776841cec5e639784222a33958 Mon Sep 17 00:00:00 2001
From: Brian Picciano <mediocregopher@gmail.com>
Date: Sat, 31 Jul 2021 16:45:49 -0600
Subject: begin work on mailing list server, got the fundamental components
 done

---
 srv/mailinglist/store_test.go | 102 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 srv/mailinglist/store_test.go

(limited to 'srv/mailinglist/store_test.go')

diff --git a/srv/mailinglist/store_test.go b/srv/mailinglist/store_test.go
new file mode 100644
index 0000000..25eb150
--- /dev/null
+++ b/srv/mailinglist/store_test.go
@@ -0,0 +1,102 @@
+package mailinglist
+
+import (
+	"io"
+	"io/ioutil"
+	"os"
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestStore(t *testing.T) {
+	tmpFile, err := ioutil.TempFile(os.TempDir(), "mediocre-blog-mailinglist-store-test-")
+	if err != nil {
+		t.Fatal("Cannot create temporary file", err)
+	}
+	tmpFilePath := tmpFile.Name()
+	tmpFile.Close()
+
+	t.Logf("using temporary sqlite file at %q", tmpFilePath)
+
+	t.Cleanup(func() {
+		if err := os.Remove(tmpFilePath); err != nil {
+			panic(err)
+		}
+	})
+
+	store, err := NewStore(tmpFilePath)
+	assert.NoError(t, err)
+
+	t.Cleanup(func() {
+		assert.NoError(t, store.Close())
+	})
+
+	now := func() time.Time {
+		return time.Now().Truncate(time.Second)
+	}
+
+	assertGet := func(t *testing.T, email Email) {
+		t.Helper()
+
+		gotEmail, err := store.Get(email.Email)
+		assert.NoError(t, err)
+		assert.Equal(t, email, gotEmail)
+
+		gotEmail, err = store.GetBySubToken(email.SubToken)
+		assert.NoError(t, err)
+		assert.Equal(t, email, gotEmail)
+
+		if email.UnsubToken != "" {
+			gotEmail, err = store.GetByUnsubToken(email.UnsubToken)
+			assert.NoError(t, err)
+			assert.Equal(t, email, gotEmail)
+		}
+	}
+
+	assertNotFound := func(t *testing.T, email string) {
+		t.Helper()
+		_, err := store.Get(email)
+		assert.ErrorIs(t, err, ErrNotFound)
+	}
+
+	// now start actual tests
+
+	// GetAll should not do anything, there's no data
+	_, err = store.GetAll()()
+	assert.ErrorIs(t, err, io.EOF)
+
+	emailFoo := Email{
+		Email:     "foo",
+		SubToken:  "subTokenFoo",
+		CreatedAt: now(),
+	}
+
+	// email isn't stored yet, shouldn't exist
+	assertNotFound(t, emailFoo.Email)
+
+	// Set an email, now it should exist
+	assert.NoError(t, store.Set(emailFoo))
+	assertGet(t, emailFoo)
+
+	// Update the email with an unsub token
+	emailFoo.UnsubToken = "unsubTokenFoo"
+	emailFoo.VerifiedAt = now()
+	assert.NoError(t, store.Set(emailFoo))
+	assertGet(t, emailFoo)
+
+	// GetAll should now only return that email
+	iter := store.GetAll()
+	gotEmail, err := iter()
+	assert.NoError(t, err)
+	assert.Equal(t, emailFoo, gotEmail)
+	_, err = iter()
+	assert.ErrorIs(t, err, io.EOF)
+
+	// Delete the email, it should be gone
+	assert.NoError(t, store.Delete(emailFoo.Email))
+	assertNotFound(t, emailFoo.Email)
+	_, err = store.GetAll()()
+	assert.ErrorIs(t, err, io.EOF)
+}
-- 
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