[Matlab] Refactor SourcesMixIn index use

Author: mpsonntag

+nix/SourcesMixIn.m

@@ -45,7 +45,8 @@
             r = nix.Utils.open_entity(obj, 'openSource', id_or_name, @nix.Source);
         end
 
-        function r = open_source_idx(obj, idx)
+        function r = open_source_idx(obj, index)
+            idx = nix.Utils.handle_index(index);
             r = nix.Utils.open_entity(obj, 'openSourceIdx', idx, @nix.Source);
         end
 

tests/TestDataArray.m

@@ -384,9 +384,9 @@
     d.add_source(s2);
     d.add_source(s3);
 
-    assert(strcmp(f.blocks{1}.dataArrays{1}.open_source_idx(0).name, s1.name));
-    assert(strcmp(f.blocks{1}.dataArrays{1}.open_source_idx(1).name, s2.name));
-    assert(strcmp(f.blocks{1}.dataArrays{1}.open_source_idx(2).name, s3.name));
+    assert(strcmp(f.blocks{1}.dataArrays{1}.open_source_idx(1).name, s1.name));
+    assert(strcmp(f.blocks{1}.dataArrays{1}.open_source_idx(2).name, s2.name));
+    assert(strcmp(f.blocks{1}.dataArrays{1}.open_source_idx(3).name, s3.name));
 end
 
 %% Test: Remove sources by entity and id

tests/TestGroup.m

@@ -854,9 +854,9 @@
     g.add_source(s2);
     g.add_source(s3);
 
-    assert(strcmp(f.blocks{1}.groups{1}.open_source_idx(0).name, s1.name));
-    assert(strcmp(f.blocks{1}.groups{1}.open_source_idx(1).name, s2.name));
-    assert(strcmp(f.blocks{1}.groups{1}.open_source_idx(2).name, s3.name));
+    assert(strcmp(f.blocks{1}.groups{1}.open_source_idx(1).name, s1.name));
+    assert(strcmp(f.blocks{1}.groups{1}.open_source_idx(2).name, s2.name));
+    assert(strcmp(f.blocks{1}.groups{1}.open_source_idx(3).name, s3.name));
 end
 
 function [] = test_compare( varargin )

tests/TestMultiTag.m

@@ -360,9 +360,9 @@
     t.add_source(s2);
     t.add_source(s3);
 
-    assert(strcmp(f.blocks{1}.multiTags{1}.open_source_idx(0).name, s1.name));
-    assert(strcmp(f.blocks{1}.multiTags{1}.open_source_idx(1).name, s2.name));
-    assert(strcmp(f.blocks{1}.multiTags{1}.open_source_idx(2).name, s3.name));
+    assert(strcmp(f.blocks{1}.multiTags{1}.open_source_idx(1).name, s1.name));
+    assert(strcmp(f.blocks{1}.multiTags{1}.open_source_idx(2).name, s2.name));
+    assert(strcmp(f.blocks{1}.multiTags{1}.open_source_idx(3).name, s3.name));
 end
 
 %% Test: has nix.Source by ID or entity

tests/TestTag.m

@@ -371,9 +371,9 @@
     t.add_source(s2);
     t.add_source(s3);
 
-    assert(strcmp(f.blocks{1}.tags{1}.open_source_idx(0).name, s1.name));
-    assert(strcmp(f.blocks{1}.tags{1}.open_source_idx(1).name, s2.name));
-    assert(strcmp(f.blocks{1}.tags{1}.open_source_idx(2).name, s3.name));
+    assert(strcmp(f.blocks{1}.tags{1}.open_source_idx(1).name, s1.name));
+    assert(strcmp(f.blocks{1}.tags{1}.open_source_idx(2).name, s2.name));
+    assert(strcmp(f.blocks{1}.tags{1}.open_source_idx(3).name, s3.name));
 end
 
 %% Test: nix.Tag has nix.Source by ID or entity