diff --git a/tests/cram/data/demultiplex.bc1009--bc1009.bam b/tests/cram/data/demultiplex.bc1009--bc1009.bam
new file mode 100644
index 0000000..441a88e
Binary files /dev/null and b/tests/cram/data/demultiplex.bc1009--bc1009.bam differ
diff --git a/tests/cram/data/demultiplex.bc1009--bc1009.bam.bai b/tests/cram/data/demultiplex.bc1009--bc1009.bam.bai
new file mode 100644
index 0000000..a2a94ee
Binary files /dev/null and b/tests/cram/data/demultiplex.bc1009--bc1009.bam.bai differ
diff --git a/tests/cram/data/demultiplex.bc1009--bc1009.bam.pbi b/tests/cram/data/demultiplex.bc1009--bc1009.bam.pbi
new file mode 100644
index 0000000..db0e79e
Binary files /dev/null and b/tests/cram/data/demultiplex.bc1009--bc1009.bam.pbi differ
diff --git a/tests/cram/data/demultiplex.bc1009--bc1009.consensusreadset.xml b/tests/cram/data/demultiplex.bc1009--bc1009.consensusreadset.xml
new file mode 100644
index 0000000..f065351
--- /dev/null
+++ b/tests/cram/data/demultiplex.bc1009--bc1009.consensusreadset.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<pbds:ConsensusReadSet CreatedAt="2020-01-18T08:29:44" MetaType="PacBio.DataSet.ConsensusReadSet" Name="pacbio_dataset_consensusreadset-200118_162944922" Tags="" TimeStampedName="pacbio_dataset_consensusreadset-200118_162944922" UniqueId="35d947ed-f37c-53f4-09f1-4d72252bdee8" Version="3.0.1" xmlns:pbbase="http://pacificbiosciences.com/PacBioBaseDataModel.xsd" xmlns:pbds="http://pacificbiosciences.com/PacBioDatasets.xsd" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://pacificbiosciences.com/PacBioDataModel.xsd">
+        <pbbase:ExternalResources>
+                <pbbase:ExternalResource MetaType="PacBio.ConsensusReadFile.ConsensusReadBamFile" ResourceId="demultiplex.bc1009--bc1009.bam" TimeStampedName="pacbio_consensusreadfile_consensusreadbamfile-200118_162944920" UniqueId="2836e255-361e-4547-a8e2-c7f515ed9b05">
+                        <pbbase:FileIndices>
+                                <pbbase:FileIndex MetaType="PacBio.Index.PacBioIndex" ResourceId="demultiplex.bc1009--bc1009.bam.pbi" TimeStampedName="pacbio_index_pacbioindex-200118_162944919" UniqueId="ce8cc429-70bb-44cd-943a-5317756ad566"/>
+                                <pbbase:FileIndex MetaType="PacBio.Index.BamIndex" ResourceId="demultiplex.bc1009--bc1009.bam.bai" TimeStampedName="pacbio_index_bamindex-200118_162944919" UniqueId="cb3e77b5-c547-4b17-afc7-a08780a7d88e"/>
+                        </pbbase:FileIndices>
+                </pbbase:ExternalResource>
+        </pbbase:ExternalResources>
+        <pbds:Filters>
+                <pbds:Filter>
+                        <pbbase:Properties>
+                                <pbbase:Property Name="movie" Operator="=" Value="m54006_200116_134114"/>
+                        </pbbase:Properties>
+                </pbds:Filter>
+        </pbds:Filters>
+        <pbds:DataSetMetadata>
+                <pbds:TotalLength>21457684</pbds:TotalLength>
+                <pbds:NumRecords>5081</pbds:NumRecords>
+        </pbds:DataSetMetadata>
+</pbds:ConsensusReadSet>
+
diff --git a/tests/cram/data/demultiplex.bc1009--bc1009.ref.fasta b/tests/cram/data/demultiplex.bc1009--bc1009.ref.fasta
new file mode 100644
index 0000000..8ec962e
--- /dev/null
+++ b/tests/cram/data/demultiplex.bc1009--bc1009.ref.fasta
@@ -0,0 +1,2 @@
+>ref
+TGCCTCCTAATTACTTTGAGGACCCTCCCAAGCATGCTAGATTTGCTGAGCCTGCAGCCAGCCCCATAAGGAACTCCTGCATCCTGTATGCTGAGCAGAGCACAAACACTCATAAACTGAGGCCCATGCATGGCGTGACACCACAGTTCCACACCAAAGAGCAAGAGCCATAAAAACAGAACAGATACTTTCTAAATTGCTTTCATCAATCTTACTTTGAGAAGAGGATTTTTTGGCTGAAGCACGTGAACAGAACTGCCAAAATCCAAACTTTGTGAGCAGTGTTTGTTACTCAAAATTAGTGAATACCTCCTTTCTCAACAGCAAAATACAGAGAAATATGACAAATATGCATTTTATTTAAAATAACTATAAAACTATAAATAAACCTAATGCAGTTGATTTCAGAGCATGCTAAGAACCTTTAAAAGTTATTATTCTAGCCAGGCATGGTGGCTCACACCTGTAATCCCAGCACTTTGGGAGGCCGAGGTGGACAGATCACAAGGTCAGGAGTTCAAGACCAGCCTGGCCAACATGGTGAAACCCCATCTCTACTAAAAATACAAAAATTAGCTGGACATGGTGGTGGGCGCCTGTAATCCCAGCTACTCAGAAGGCTGAGGCAGGAGAAGCATTTGAACCTGGGAGGCAGAGACTGCAGTGAGCCGAGATTGTATCACTGCACTCCAGCCTGGGTGACAATGTGAGACTACATCTCAAAAAATATATAGATATATATTATTCTAAACTACTTTTGTTTTTAGAGCATTTTAAATCTATCTTACAATATGAACAGGTTATATCTGGCAGGATACATGAGGAACTGAAATAGTGCTTGTTCTTGGGGACAAAGTTAGGTACTCAGAGGAAAGGGGTGGAAGGAAGATATTTTAATTATTGCCCTTTTGTAATTACAGAATTTGTATCATGTCAATGTATTACTTATGCAAAAATAATACATTAAAAAAAATTTTTTTTGAGATAGAGTCTCGCTCTGTCACCCAGGCTGGAGTGCAGTGGCGTGATCTCAACTCACTGCAGACTCTGCCTCCCGGGTTCAAGCGATTTTCCTGCCTCAGCCTCCCAGGTAGCTTGGATTACAGGCACGTGCCACCATGACCAGCTAATTTTTGTATTTTTAGTAGAGACAGGGTTTCACCATGTTAGCCAGGCTGGTCTCAAACTCCTGACCTCAGGTGATTCGTCCACCTAGGCCTCCCAAAGTGCTCGGATTAAAGGTGTAAGCCACCTTGCCAGTCCTGATTAAATTTTTTAAATAAGGTAATCATATATTACCTTAAAGTAATGAAACAAAATCTATCTCCTTTGTCAAGGCAGCAAAGGAAATTTCTTGATACCCATATTTTGAAGATAAGCAAATGCAGGTTCTGTCAAATCAGCATAAGAAAGAGAAGGCATATTTTTAGAATGATCAAGTGTCTGAAGCAGCCCAGCAGAAAGGTCTTCCTTCCCATCAGGAGCCCTGTTTAGTGTTTACACAAGATACATGCAATGTGTGAACTTTTATGACACCTACCTCCTAGAAAAGCACTACAGTAAATTTCTGGATGAGAAATTACTTACTGAAGAGATAAGCCAAATTGTTTTAAAATTTCTCCAAATATCCAAAAAGTTTTTCCATCCTTTAGAATAATTTATTCCTAAATTTTATTCCAACAAATAAGCTAACACTGCTCTCCGAATCATTTTCTAATTAAACTTTGAAGACGAGACAAGGATCATAACAGAAACAAAGAACAAGAAATATTACTAAAAATTAATCAGTCTTAACAGAGATATTCTTACCAAATGCCATCTGGGACACATCCAGATCGGAAATAGAATACTGAGAGGTAAGAGAAAGGCCTGAACTGCACCAGAGTACTTCCTAACTCCTACTGTACACTCGACACACAGACTTCCAGGGAAAGTCCTGGGGTTCCGCTAGATGTTTTAATGGTCTCTCTTTTCCTGTTTCAAAAATTCTCCCCAAGAACAAGCAACAGAAACCCCTAGCTTCCAAAAAGTAACAAGCTGTCAGCAATGAAGCAAACAGAAACCCTTTCACTGGCACATCTGAGATGCCCACGGAGTCTGCGGACCCCCCGTATTCTGGCAAGCCTGACTGGAATACTGGTAAAATGTACACCTCATTCATCCCTCGGCAATTAACCTCCCCATCAGCAACGTGTTGGTTTTATTCCCAACACACATAGGCAAAAAACTTCAATCAACTCTTCCTAATATTTAAGATAATTTCATTAATCACCACGTAAGTTCACCACTTTACTTGGCAACCACAACTCATTCAAACGCCTGCAGACCAACTTAGGCTTAGATGAGCAGATCTCTTAGGTGGTGCTTAAAATCGTGTTACTACCACCGTGATCATGAACTAAATGAAATGTCCTGACAATGTAGGAAGAGCCTCAAATCTCAGGCTGTTTTAAGTGCCACTAGGAAAAGAAATCTCCCATTGGACGCGCCCTCACTCCCCGCCCCCCCCCCTGCCCCGCCACTCCCGCCGAGGCGTCCTAAAAGCATTATGTCATCCACTGCCCCCACATCTCTCCAGCTCCAAACCCCGCCTCCTCTCGAAGTGTCCCGCGCCCCCAGCCCTCTTCCCTCTCAGACTAGAAGAGGGAAGTGGCACTGAGCAAATCTCGGCTCCTCCAAGTTCTCTTCACAACGCAGTTAAAAGAACCCCCGCCCTGGTTTCTCGCAAATAAAAAGAAACAAGTTCTCGCCCCAACTCTTCGCATCCTGCGAAGGGCGAGAGGGCTGAGGCCGTGACTCCCCTCGGTGAATTCAGGACAGGCCCCAACAAGGCTCTGCCTCCCCTCGCGAGAGGACAAGGGAAGACCCAAGTGAGGGAGCGGGGCTGAAGTGGGGGAAGGCCTCGCCCCAGGAGGGGGCGGGTGTCCCTCATGGGCTCTGGGTTGCTGGGTCACTCTGTCTCTGCGGGGCCGGGGGTTCGTGTCGCCGGCCCGCAGGCTGCAGGGTTACCGCCATCCCCGCCGTAGCCTGGGACCCGCCGGGACAGGGAGCTGCAGC
diff --git a/tests/cram/demuxed.t b/tests/cram/demuxed.t
new file mode 100644
index 0000000..abd1aec
--- /dev/null
+++ b/tests/cram/demuxed.t
@@ -0,0 +1,8 @@
+  $ IN=$TESTDIR/data/demultiplex.bc1009--bc1009.consensusreadset.xml
+  $ REF=$TESTDIR/data/demultiplex.bc1009--bc1009.ref.fasta
+  $ SAMTOOLS_VERSION=$(samtools --version | head -n 1 | cut -d '.' -f 2)
+  $ if [ $SAMTOOLS_VERSION -ge 10 ]; then SAMTOOLS_NOPG='--no-PG'; fi
+
+  $ $__PBTEST_PBMM2_EXE align $IN $REF "${CRAMTMP}"/demultiplex.bc1009--bc1009.bam --log-level FATAL
+  $ samtools view ${SAMTOOLS_NOPG} "${CRAMTMP}"/demultiplex.bc1009--bc1009.bam | wc -l | tr -d ' '
+  1
diff --git a/tests/cram/meson.build b/tests/cram/meson.build
index 843a931..8a95504 100644
--- a/tests/cram/meson.build
+++ b/tests/cram/meson.build
@@ -2,6 +2,7 @@ pbmm2_cram_test_data = files([
   'baminput.t',
   'biosampleConsensus.t',
   'biosampleSubreads.t',
+  'demuxed.t',
   'empty.t',
   'fastxinput.t',
   'idempotence.t',