itest: further reduce itest run time

We fix some additional issues of long-running (>10 seconds) integration
tests.

itest/assertions.go

@@ -1717,8 +1717,8 @@ func assertGroups(t *testing.T, client taprpc.TaprootAssetsClient,
 
 // assetRoots is a helper method that fetches all roots from a given universe
 // rpc by scanning for all pages.
-func assetRoots(ctx context.Context,
-	uni unirpc.UniverseClient, pageSize int32) (*unirpc.AssetRootResponse, error) {
+func assetRoots(ctx context.Context, uni unirpc.UniverseClient,
+	pageSize int32) (*unirpc.AssetRootResponse, error) {
 
 	offset := int32(0)
 	roots := make(map[string]*unirpc.UniverseRoot)

itest/universe_federation_test.go

@@ -14,10 +14,10 @@ import (
 // node is offline at the time of the initial sync attempt.
 func testMintProofRepeatFedSyncAttempt(t *harnessTest) {
 	// Create a new minting node, without hooking it up to any existing
-	// Universe server. We will also set the sync ticker to 4 second, so
+	// Universe server. We will also set the sync ticker to 2 second, so
 	// that we can test that the proof push sync is retried and eventually
 	// succeeds after the fed server peer node reappears online.
-	syncTickerInterval := 4 * time.Second
+	syncTickerInterval := 2 * time.Second
 	mintingNode := setupTapdHarness(
 		t.t, t, t.lndHarness.Bob, nil,
 		func(params *tapdHarnessParams) {

itest/universe_pagination_test.go

@@ -22,15 +22,15 @@ const (
 
 	// testPageSizeSmall is the page size to use when fetching data from the
 	// universe rpc. We use a small page size to test pagination.
-	testPageSizeSmall = 2
+	testPageSizeSmall = 10
 
 	// testGroupSize is the size of the asset group we mint in the
 	// testUniversePaginationSimple test.
 	testGroupSize = 79
 )
 
 func testUniversePaginationSimple(t *harnessTest) {
-	mintSize := 255
+	mintSize := 50
 	timeout := defaultWaitTimeout
 
 	// If we create a second tapd instance and sync the universe state,
@@ -211,10 +211,8 @@ func mintBatchAssetsTest(
 	require.NoError(t, err)
 
 	require.Eventually(t, func() bool {
-		return AssertUniverseStateEqual(
-			t, alice, bob,
-		)
-	}, minterTimeout, time.Second)
+		return AssertUniverseStateEqual(t, alice, bob)
+	}, minterTimeout, 200*time.Millisecond)
 }
 
 // fetchAllLeafKeys fetches all leaf keys for a given universe ID.