prepare mrs

Makefile

@@ -9,4 +9,6 @@ manual:
 	cd docs && sh create_manual.sh
 
 update_schema:
-	wget https://bids-specification.readthedocs.io/en/latest/schema.json -O schema.json
+	wget https://bids-specification--1377.org.readthedocs.build/en/1377/schema.json -O schema.json
+# wget https://bids-specification.readthedocs.io/en/latest/schema.json -O schema.json
+# get schema from a PR on the spec

tests/tests_query/test_bids_query_mrs.m

@@ -0,0 +1,60 @@
+function test_suite = test_bids_query_mrs %#ok<*STOUT>
+  try % assignment of 'localfunctions' is necessary in Matlab >= 2016
+    test_functions = localfunctions(); %#ok<*NASGU>
+  catch % no problem; early Matlab versions can use initTestSuite fine
+  end
+  initTestSuite;
+end
+
+function test_bids_query_asl_basic_2dmrsi()
+
+  BIDS = bids.layout(fullfile(get_test_data_dir(), 'mrs_2dmrsi'));
+
+  modalities = {'anat', 'mrs'};
+  assertEqual(bids.query(BIDS, 'modalities'), modalities);
+
+  suffixes = {'T1w', 'mrsi'};
+  assertEqual(bids.query(BIDS, 'suffixes'), suffixes);
+
+  assertEqual(numel(bids.query(BIDS, 'data')), 32);
+
+  filename = bids.query(BIDS, 'data', 'sub', '01', 'suffix', 'mrsi');
+  basename = bids.internal.file_utils(filename, 'basename');
+  assertEqual(basename, {    'sub-01_run-1_mrsi.nii'
+                         'sub-01_run-2_mrsi.nii'
+                         'sub-01_run-3_mrsi.nii'});
+
+end
+
+function test_bids_query_asl_basic_biggaba()
+
+  BIDS = bids.layout(fullfile(get_test_data_dir(), 'mrs_biggaba'));
+
+  modalities = {'anat', 'mrs'};
+  assertEqual(bids.query(BIDS, 'modalities'), modalities);
+
+  suffixes = {'T1w',    'mrsref',    'svs'};
+  assertEqual(bids.query(BIDS, 'suffixes'), suffixes);
+
+  assertEqual(numel(bids.query(BIDS, 'data')), 84);
+
+end
+
+function test_bids_query_asl_basic_fmrs()
+
+  BIDS = bids.layout(fullfile(get_test_data_dir(), 'mrs_fmrs'));
+
+  modalities = {'anat', 'mrs'};
+  assertEqual(bids.query(BIDS, 'modalities'), modalities);
+
+  suffixes = {    'T1w',  'events',   'mrsref',   'svs'};
+  assertEqual(bids.query(BIDS, 'suffixes'), suffixes);
+
+  assertEqual(numel(bids.query(BIDS, 'data')), 90);
+
+  metadata = bids.query(BIDS, 'metadata', 'sub', '01', 'suffix', 'svs');
+
+  metadata{1}.ReferenceSignal;
+  bids.internal.resolve_bids_uri(metadata{1}.ReferenceSignal, BIDS);
+
+end