Adding upstream version 18.2.2.upstream/18.2.2

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 76 insertions, 0 deletions

diff --git a/src/arrow/matlab/test/tfeathermex.m b/src/arrow/matlab/test/tfeathermex.m
new file mode 100644
index 000000000..77070ad14
--- /dev/null
+++ b/src/arrow/matlab/test/tfeathermex.m
@@ -0,0 +1,76 @@
+classdef tfeathermex < matlab.unittest.TestCase
+    % Tests for MATLAB featherreadmex and featherwritemex.
+    
+    % Licensed to the Apache Software Foundation (ASF) under one or more
+    % contributor license agreements.  See the NOTICE file distributed with
+    % this work for additional information regarding copyright ownership.
+    % The ASF licenses this file to you under the Apache License, Version
+    % 2.0 (the "License"); you may not use this file except in compliance
+    % with the License.  You may obtain a copy of the License at
+    %
+    %   http://www.apache.org/licenses/LICENSE-2.0
+    %
+    % Unless required by applicable law or agreed to in writing, software
+    % distributed under the License is distributed on an "AS IS" BASIS,
+    % WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+    % implied.  See the License for the specific language governing
+    % permissions and limitations under the License.
+    
+    methods(TestClassSetup)
+        
+        function addFeatherFunctionsToMATLABPath(testCase)
+            import matlab.unittest.fixtures.PathFixture
+            % Add Feather test utilities to the MATLAB path.
+            testCase.applyFixture(PathFixture('util'));
+            % Add featherread and featherwrite to the MATLAB path.
+            testCase.applyFixture(PathFixture(fullfile('..', 'src')));
+            % featherreadmex must be on the MATLAB path.
+            testCase.assertTrue(~isempty(which('featherreadmex')), ...
+                '''featherreadmex'' must be on the MATLAB path. Use ''addpath'' to add folders to the MATLAB path.');
+            % featherwritemex must be on the MATLAB path.
+            testCase.assertTrue(~isempty(which('featherwritemex')), ...
+                '''featherwritemex'' must be on to the MATLAB path. Use ''addpath'' to add folders to the MATLAB path.');
+        end
+        
+    end
+    
+    methods(TestMethodSetup)
+    
+        function setupTempWorkingDirectory(testCase)
+            import matlab.unittest.fixtures.WorkingFolderFixture;
+            testCase.applyFixture(WorkingFolderFixture);
+        end
+        
+    end
+    
+    methods(Test)
+        
+        function NumericDatatypesNulls(testCase)
+            filename = fullfile(pwd, 'temp.feather');
+            
+            [expectedVariables, expectedMetadata] = createVariablesAndMetadataStructs();
+            [actualVariables, ~] = featherMEXRoundTrip(filename, expectedVariables, expectedMetadata);
+            testCase.verifyEqual([actualVariables.Valid], [expectedVariables.Valid]);
+        end
+        
+        function InvalidMATLABTableVariableNames(testCase)
+            filename = fullfile(pwd, 'temp.feather');
+            
+            % Create a table with an invalid MATLAB table variable name.
+            invalidVariable = mlarrow.util.createVariableStruct('double', 1, true, '@');
+            validVariable = mlarrow.util.createVariableStruct('double', 1, true, 'Valid');
+            variables = [invalidVariable, validVariable];
+            metadata = mlarrow.util.createMetadataStruct(1, 2);
+            featherwritemex(filename, variables, metadata);
+            t = featherread(filename);
+            
+            testCase.verifyEqual(t.Properties.VariableNames{1}, 'x_');
+            testCase.verifyEqual(t.Properties.VariableNames{2}, 'Valid');
+            
+            testCase.verifyEqual(t.Properties.VariableDescriptions{1}, 'Original variable name: ''@''');
+            testCase.verifyEqual(t.Properties.VariableDescriptions{2}, '');
+        end
+        
+    end
+
+end