zero: resource bundle reconciler (#4445)

internal/zero/reconciler/bundles_queue_test.go

@@ -0,0 +1,95 @@
+package reconciler_test
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+
+	"github.com/pomerium/pomerium/internal/zero/reconciler"
+)
+
+func TestQueueSet(t *testing.T) {
+	t.Parallel()
+
+	b := &reconciler.BundleQueue{}
+	b.Set([]string{"bundle1", "bundle2"})
+
+	id1, ok1 := b.GetNextBundleToSync()
+	id2, ok2 := b.GetNextBundleToSync()
+
+	assert.True(t, ok1, "Expected bundle1 to be set")
+	assert.Equal(t, "bundle1", id1)
+	assert.True(t, ok2, "Expected bundle2 to be set")
+	assert.Equal(t, "bundle2", id2)
+
+	id3, ok3 := b.GetNextBundleToSync()
+	assert.False(t, ok3, "Expected no more bundles to sync")
+	assert.Empty(t, id3)
+}
+
+func TestQueueMarkForSync(t *testing.T) {
+	t.Parallel()
+
+	b := &reconciler.BundleQueue{}
+	b.Set([]string{"bundle1", "bundle2"})
+
+	b.MarkForSync("bundle2")
+	id1, ok1 := b.GetNextBundleToSync()
+
+	assert.True(t, ok1, "Expected bundle1 to be marked for sync")
+	assert.Equal(t, "bundle1", id1)
+
+	b.MarkForSync("bundle3")
+	id2, ok2 := b.GetNextBundleToSync()
+	id3, ok3 := b.GetNextBundleToSync()
+
+	assert.True(t, ok2, "Expected bundle2 to be marked for sync")
+	assert.Equal(t, "bundle2", id2)
+	assert.True(t, ok3, "Expected bundle3 to be marked for sync")
+	assert.Equal(t, "bundle3", id3)
+}
+
+func TestQueueMarkForSyncLater(t *testing.T) {
+	t.Parallel()
+
+	b := &reconciler.BundleQueue{}
+	b.Set([]string{"bundle1", "bundle2", "bundle3"})
+
+	id1, ok1 := b.GetNextBundleToSync()
+	b.MarkForSyncLater("bundle1")
+	id2, ok2 := b.GetNextBundleToSync()
+	id3, ok3 := b.GetNextBundleToSync()
+	id4, ok4 := b.GetNextBundleToSync()
+	id5, ok5 := b.GetNextBundleToSync()
+
+	assert.True(t, ok1, "Expected bundle1 to be marked for sync")
+	assert.Equal(t, "bundle1", id1)
+	assert.True(t, ok2, "Expected bundle2 to be marked for sync")
+	assert.Equal(t, "bundle2", id2)
+	assert.True(t, ok3, "Expected bundle3 to be marked for sync")
+	assert.Equal(t, "bundle3", id3)
+	assert.True(t, ok4, "Expected bundle1 to be marked for sync")
+	assert.Equal(t, "bundle1", id4)
+	assert.False(t, ok5, "Expected no more bundles to sync")
+	assert.Empty(t, id5)
+
+}
+
+func TestQueueGetNextBundleToSync(t *testing.T) {
+	t.Parallel()
+
+	b := &reconciler.BundleQueue{}
+	b.Set([]string{"bundle1", "bundle2"})
+
+	id1, ok1 := b.GetNextBundleToSync()
+	id2, ok2 := b.GetNextBundleToSync()
+	id3, ok3 := b.GetNextBundleToSync()
+
+	assert.True(t, ok1, "Expected bundle1 to be retrieved for sync")
+	assert.Equal(t, "bundle1", id1)
+	assert.True(t, ok2, "Expected bundle2 to be retrieved for sync")
+	assert.Equal(t, "bundle2", id2)
+	require.False(t, ok3, "Expected no more bundles to sync")
+	assert.Empty(t, id3)
+}