Wire up most of exclude list for OneDrive (#2379)

## Description

Push exclude list through the whole stack. It's not wired to kopia yet, but only one location (marked with a TODO) needs to be changed to have that happen.

## Does this PR need a docs update or release note?

- [ ] ✅ Yes, it's included
- [ ] 🕐 Yes, but in a later PR
- [x] ⛔ No 

## Type of change

- [ ] 🌻 Feature
- [ ] 🐛 Bugfix
- [ ] 🗺️ Documentation
- [ ] 🤖 Test
- [ ] 💻 CI/Deployment
- [x] 🧹 Tech Debt/Cleanup

## Issue(s)

* #2243

## Test Plan

- [ ] 💪 Manual
- [x] ⚡ Unit test
- [ ] 💚 E2E

src/internal/connector/onedrive/collections.go

@@ -359,7 +359,7 @@ func (c *Collections) Get(
 	}
 
 	// TODO(ashmrtn): Track and return the set of items to exclude.
-	return collections, nil, nil
+	return collections, excludedItems, nil
 }
 
 // UpdateCollections initializes and adds the provided drive items to Collections

src/internal/connector/onedrive/collections_test.go

@@ -1387,7 +1387,7 @@ func (suite *OneDriveCollectionsSuite) TestGet() {
 			c.itemPagerFunc = itemPagerFunc
 
 			// TODO(ashmrtn): Allow passing previous metadata.
-			cols, _, err := c.Get(ctx, nil)
+			cols, delList, err := c.Get(ctx, nil)
 			test.errCheck(t, err)
 
 			if err != nil {
@@ -1424,9 +1424,7 @@ func (suite *OneDriveCollectionsSuite) TestGet() {
 				assert.ElementsMatch(t, test.expectedCollections[folderPath], itemIDs)
 			}
 
-			// TODO(ashmrtn): Uncomment this when we begin return the set of items to
-			// remove from the upcoming backup.
-			// assert.Equal(t, test.expectedDelList, delList)
+			assert.Equal(t, test.expectedDelList, delList)
 		})
 	}
 }

src/internal/operations/backup.go

@@ -243,7 +243,7 @@ func (op *BackupOperation) do(
 		return nil, errors.Wrap(err, "connectng to m365")
 	}
 
-	cs, err := produceBackupDataCollections(ctx, gc, op.Selectors, mdColls, op.Options)
+	cs, excludes, err := produceBackupDataCollections(ctx, gc, op.Selectors, mdColls, op.Options)
 	if err != nil {
 		return nil, errors.Wrap(err, "producing backup data collections")
 	}
@@ -257,6 +257,7 @@ func (op *BackupOperation) do(
 		reasons,
 		mans,
 		cs,
+		excludes,
 		backupID,
 		op.incremental && canUseMetaData)
 	if err != nil {
@@ -309,7 +310,7 @@ func produceBackupDataCollections(
 	sel selectors.Selector,
 	metadata []data.Collection,
 	ctrlOpts control.Options,
-) ([]data.Collection, error) {
+) ([]data.Collection, map[string]struct{}, error) {
 	complete, closer := observe.MessageWithCompletion(ctx, observe.Safe("Discovering items to backup"))
 	defer func() {
 		complete <- struct{}{}
@@ -317,11 +318,9 @@ func produceBackupDataCollections(
 		closer()
 	}()
 
-	// TODO(ashmrtn): When we're ready to wire up the global exclude list return
-	// all values.
-	cols, _, errs := gc.DataCollections(ctx, sel, metadata, ctrlOpts)
+	cols, excludes, errs := gc.DataCollections(ctx, sel, metadata, ctrlOpts)
 
-	return cols, errs
+	return cols, excludes, errs
 }
 
 // ---------------------------------------------------------------------------
@@ -391,6 +390,7 @@ func consumeBackupDataCollections(
 	reasons []kopia.Reason,
 	mans []*kopia.ManifestEntry,
 	cs []data.Collection,
+	excludes map[string]struct{},
 	backupID model.StableID,
 	isIncremental bool,
 ) (*kopia.BackupStats, *details.Builder, map[string]path.Path, error) {
@@ -456,6 +456,8 @@ func consumeBackupDataCollections(
 		ctx,
 		bases,
 		cs,
+		// TODO(ashmrtn): When we're ready to enable incremental backups for
+		// OneDrive replace this with `excludes`.
 		nil,
 		tags,
 		isIncremental)

src/internal/operations/backup_test.go

@@ -575,6 +575,7 @@ func (suite *BackupOpSuite) TestBackupOperation_ConsumeBackupDataCollections_Pat
 				nil,
 				test.inputMan,
 				nil,
+				nil,
 				model.StableID(""),
 				true,
 			)