Files
cellxgene/local_server/test/unit/converters/schema/test_remix.py
T
Marcus Kinsella fb61bd6e9c Split out the local backend (#2052)
This splits the backend into two parts: the local backend for desktop cellxgene and the AWS backend for hosted cellxgene. The local backend is in local_server while the hosted remains in server. The general idea is to copy everything from server to local_server, pull unneeded stuff out of local_server, and keep server as-is for this PR. Not touching server means all the infra and deployment code will continue working just as it did before so we can make those changes incrementally.
2021-02-18 12:58:22 -08:00

258 lines
11 KiB
Python

import json
import os
import unittest
import unittest.mock
import anndata
import numpy
import pandas as pd
import scanpy as sc
from local_server.converters.schema import remix
PROJECT_ROOT = os.popen("git rev-parse --show-toplevel").read().strip()
class TestApplySchema(unittest.TestCase):
def setUp(self):
self.source_h5ad_path = f"{PROJECT_ROOT}/local_server/test/fixtures/pbmc3k-CSC-gz.h5ad"
self.output_h5ad_path = f"{PROJECT_ROOT}/local_server/test/fixtures/test_remix.h5ad"
self.config_path = f"{PROJECT_ROOT}/local_server/test/fixtures/test_config.yaml"
self.bad_config_path = f"{PROJECT_ROOT}/local_server/test/fixtures/test_bad_config.yaml"
def tearDown(self):
try:
os.remove(self.output_h5ad_path)
except OSError:
pass
@unittest.mock.patch("local_server.converters.schema.ontology.get_ontology_label")
def test_apply_schema(self, mock_get_ontology_label):
mock_get_ontology_label.return_value = "test label"
remix.apply_schema(self.source_h5ad_path, self.config_path, self.output_h5ad_path)
new_adata = sc.read_h5ad(self.output_h5ad_path)
self.assertIn("cell_type", new_adata.obs.columns)
self.assertListEqual(["test label"], new_adata.obs["cell_type"].unique().tolist())
self.assertListEqual(
["CL:00001", "CL:00002", "CL:00003", "CL:00004", "CL:00005", "CL:00006", "CL:00007", "CL:00008"],
sorted(new_adata.obs["cell_type_ontology_term_id"].unique().tolist())
)
self.assertIn("version", new_adata.uns_keys())
@unittest.mock.patch("local_server.converters.schema.ontology.get_ontology_label")
def test_apply_bad_schema(self, mock_get_ontology_label):
mock_get_ontology_label.return_value = "test label"
remix.apply_schema(self.source_h5ad_path, self.bad_config_path, self.output_h5ad_path)
new_adata = sc.read_h5ad(self.output_h5ad_path)
# Should refuse to write the version
self.assertNotIn("version", new_adata.uns_keys())
class TestFieldParsing(unittest.TestCase):
def test_is_curie(self):
self.assertTrue(remix.is_curie("EFO:00001"))
self.assertTrue(remix.is_curie("UBERON:123456"))
self.assertTrue(remix.is_curie("HsapDv:0001"))
self.assertFalse(remix.is_curie("UBERON"))
self.assertFalse(remix.is_curie("UBERON:"))
self.assertFalse(remix.is_curie("123456"))
def test_is_ontology_field(self):
self.assertTrue(remix.is_ontology_field("tissue_ontology_term_id"))
self.assertTrue(remix.is_ontology_field("cell_type_ontology_term_id"))
self.assertFalse(remix.is_ontology_field("cell_ontology"))
self.assertFalse(remix.is_ontology_field("method"))
def test_get_label_field_name(self):
self.assertEqual("tissue", remix.get_label_field_name("tissue_ontology_term_id"))
self.assertEqual("cell_type", remix.get_label_field_name("cell_type_ontology_term_id"))
def test_split_suffix(self):
self.assertEqual(("UBERON:1234", " (organoid)"), remix.split_suffix("UBERON:1234 (organoid)"))
self.assertEqual(("UBERON:1234", " (cell culture)"), remix.split_suffix("UBERON:1234 (cell culture)"))
self.assertEqual(("UBERON:1234", ""), remix.split_suffix("UBERON:1234"))
self.assertEqual(("UBERON:1234 (something)", ""), remix.split_suffix("UBERON:1234 (something)"))
@unittest.mock.patch("local_server.converters.schema.ontology.get_ontology_label")
def test_get_curie_and_label(self, mock_get_ontology_label):
mock_get_ontology_label.return_value = "test label"
self.assertEqual(
remix.get_curie_and_label("UBERON:1234"),
("UBERON:1234", "test label")
)
self.assertEqual(
remix.get_curie_and_label("UBERON:1234 (cell culture)"),
("UBERON:1234 (cell culture)", "test label (cell culture)")
)
self.assertEqual(
remix.get_curie_and_label("whatever"),
("", "whatever")
)
class TestManipulateAnndata(unittest.TestCase):
def setUp(self):
self.cell_count = 20
self.gene_count = 200
X = numpy.random.randint(0, 1000, (self.cell_count, self.gene_count))
uns = {"organism": "monkey", "experiment": "monkey experiment"}
obs = pd.DataFrame(
index=[f"Cell{d}" for d in range(self.cell_count)],
columns=["tissue", "CellType"],
data=[["lung", "epithelial"]] * (self.cell_count // 2) + [["lung", "endothelial"]] * (self.cell_count // 2)
)
var = pd.DataFrame(index=[f"SEPT{d}" for d in range(self.gene_count)])
self.adata = anndata.AnnData(X=X, obs=obs, var=var, uns=uns)
def test_safe_add_field(self):
remix.safe_add_field(self.adata.obs, "tissue", ["monkey lung"] * self.cell_count)
self.assertEqual(self.adata.obs["tissue_original"].tolist(), ["lung"] * self.cell_count)
self.assertEqual(self.adata.obs["tissue"].tolist(), ["monkey lung"] * self.cell_count)
remix.safe_add_field(self.adata.uns, "contributors", [{"name": "contributor1"}, {"name": "contributor2"}])
self.assertEqual(
self.adata.uns["contributors"],
json.dumps([{"name": "contributor1"}, {"name": "contributor2"}])
)
@unittest.mock.patch("local_server.converters.schema.ontology.get_ontology_label")
def test_remix_uns(self, mock_get_ontology_label):
mock_get_ontology_label.return_value = "Pan troglodytes"
uns_config = {
"version": {
"corpora_schema_version": "1.0.0",
"corpora_encoding_version": "0.1.0"
},
"organism_ontology_term_id": "NCBITaxon:9598",
"contributors": [
{
"name": "scientist",
"email": "scientist@science.com"
}
]
}
remix.remix_uns(self.adata, uns_config)
self.assertEqual(
sorted(self.adata.uns_keys()),
sorted(["organism_original", "organism", "organism_ontology_term_id",
"contributors", "version", "experiment"])
)
self.assertEqual(self.adata.uns['organism'], "Pan troglodytes")
self.assertEqual(self.adata.uns['organism_original'], "monkey")
self.assertEqual(self.adata.uns['organism_ontology_term_id'], "NCBITaxon:9598")
self.assertEqual(self.adata.uns['contributors'],
json.dumps([{"name": "scientist", "email": "scientist@science.com"}]))
@unittest.mock.patch("local_server.converters.schema.ontology.get_ontology_label")
def test_remix_obs(self, mock_get_ontology_label):
mock_get_ontology_label.return_value = "lung (in a monkey)"
obs_config = {
"tissue_ontology_term_id": {
"tissue": {
"lung": "UBERON:00000"
}
},
"cell_color": {
"CellType": {
"epithelial": "fuschia",
"endothelial": "khaki"
}
},
"sex": "male"
}
remix.remix_obs(self.adata, obs_config)
self.assertEqual(
sorted(self.adata.obs_keys()),
sorted(["tissue", "tissue_ontology_term_id", "tissue_original", "CellType", "cell_color", "sex"])
)
self.assertTrue(all(v == "lung" for v in self.adata.obs.tissue_original))
self.assertTrue(all(v == "UBERON:00000" for v in self.adata.obs.tissue_ontology_term_id))
self.assertTrue(all(v == "lung (in a monkey)" for v in self.adata.obs.tissue))
self.assertTrue(all(v == "male" for v in self.adata.obs.sex))
self.assertTrue(all(v in (("epithelial", "fuschia"), ("endothelial", "khaki"))
for v in zip(self.adata.obs.CellType, self.adata.obs.cell_color)))
class TestFixupGeneSymbols(unittest.TestCase):
def setUp(self):
self.seurat_path = f"{PROJECT_ROOT}/local_server/test/fixtures/schema_test_data/seurat_tutorial.h5ad"
self.seurat_merged_path = f"{PROJECT_ROOT}/local_server/test/fixtures/schema_test_data/seurat_tutorial_merged.h5ad"
self.sctransform_path = f"{PROJECT_ROOT}/local_server/test/fixtures/schema_test_data/sctransform.h5ad"
self.sctransform_merged_path = f"{PROJECT_ROOT}/local_server/test/fixtures/schema_test_data/sctransform_merged.h5ad"
# There's lots of MALAT1, but it doesn't collide with any other names,
# so it shouldn't change during merging.
self.stable_gene = "MALAT1"
def test_fixup_gene_symbols_seurat(self):
if not os.path.isfile(self.seurat_path):
return unittest.skip(
"Skipping gene symbol conversion tests because test h5ads are not present. To create them, "
"run local_server/test/fixtures/schema_test_data/generate_test_data.sh"
)
original_adata = sc.read_h5ad(self.seurat_path)
merged_adata = sc.read_h5ad(self.seurat_merged_path)
fixup_config = {"X": "log1p", "counts": "raw", "scale.data": "log1p"}
fixed_adata = remix.fixup_gene_symbols(original_adata, fixup_config)
self.assertEqual(
merged_adata.layers["counts"][:, merged_adata.var.index == self.stable_gene].sum(),
fixed_adata.raw.X[:, fixed_adata.var.index == self.stable_gene].sum()
)
self.assertAlmostEqual(
merged_adata.X[:, merged_adata.var.index == self.stable_gene].sum(),
fixed_adata.X[:, fixed_adata.var.index == self.stable_gene].sum()
)
self.assertAlmostEqual(
merged_adata.layers["scale.data"][:, merged_adata.var.index == self.stable_gene].sum(),
fixed_adata.layers["scale.data"][:, fixed_adata.var.index == self.stable_gene].sum()
)
def test_fixup_gene_symbols_sctransform(self):
if not os.path.isfile(self.sctransform_path):
return unittest.skip(
"Skipping gene symbol conversion tests because test h5ads are not present. To create them, "
"run local_server/test/fixtures/schema_test_data/generate_test_data.sh"
)
original_adata = sc.read_h5ad(self.sctransform_path)
merged_adata = sc.read_h5ad(self.sctransform_merged_path)
fixup_config = {"X": "log1p", "counts": "raw"}
fixed_adata = remix.fixup_gene_symbols(original_adata, fixup_config)
# sctransform does a bunch of stuff, including slightly modifying the
# raw counts. So we can't assert for exact equality the way we do with
# the vanilla seurat tutorial. But, the results should still be very
# close.
merged_raw_stable = merged_adata.layers["counts"][:, merged_adata.var.index == self.stable_gene].sum()
fixed_raw_stable = fixed_adata.raw.X[:, fixed_adata.var.index == self.stable_gene].sum()
self.assertLess(abs(merged_raw_stable - fixed_raw_stable), .001 * merged_raw_stable)
self.assertAlmostEqual(
merged_adata.X[:, merged_adata.var.index == self.stable_gene].sum(),
fixed_adata.X[:, fixed_adata.var.index == self.stable_gene].sum(),
0
)