add double projection test

+dj/+internal/Header.m

@@ -152,25 +152,25 @@ function project(self, params)
 
             include = [self.attributes.iskey];  % always include the primary key
             for iAttr=1:length(params)
-                if strcmp('*',params{iAttr})
+                if strcmp('*', params{iAttr})
                     include = include | true;   % include all attributes
                 else
                     % process a renamed attribute
                     toks = regexp(params{iAttr}, ...
                         '^([a-z]\w*)\s*->\s*(\w+)', 'tokens');
                     if ~isempty(toks)
-                        ix = find(strcmp(toks{1}{1},self.names));
+                        ix = find(strcmp(toks{1}{1}, self.names));
                         if ~length(ix)
-                            ix = find(strcmp(toks{1}{1},{self.attributes.alias}));
-                            assert(length(ix)==1,'Attribute `%s` not found',toks{1}{1});
+                            ix = find(strcmp(toks{1}{1}, {self.attributes.alias}));
+                            assert(length(ix)==1, 'Attribute `%s` not found', toks{1}{1});
                             self.attributes(self.count + 1) = self.attributes(ix);
                             self.attributes(self.count).name = self.attributes(self.count).alias;
                             self.attributes(self.count).alias = '';
                             ix = self.count;
                         end
-                        assert(length(ix)==1,'Attribute `%s` not found',toks{1}{1});
-                        assert(~ismember(toks{1}{2},union({self.attributes.alias}, ...
-                            self.names)), 'Duplicate attribute alias `%s`',toks{1}{2})
+                        assert(length(ix)==1, 'Attribute `%s` not found', toks{1}{1});
+                        assert(~ismember(toks{1}{2}, union({self.attributes.alias}, ...
+                            self.names)), 'Duplicate attribute alias `%s`', toks{1}{2})
                         self.attributes(ix).name = toks{1}{2};
                         self.attributes(ix).alias = toks{1}{1};
                     else

LNX-docker-compose.yaml

@@ -29,7 +29,7 @@ services:
       interval: 1s
   fakeservices.datajoint.io:
     <<: *net
-    image: datajoint/nginx:v0.1.0
+    image: datajoint/nginx:v0.1.1
     environment:
     - ADD_db_TYPE=DATABASE
     - ADD_db_ENDPOINT=db:3306

local-docker-compose.yaml

@@ -34,7 +34,7 @@ services:
       interval: 1s
   fakeservices.datajoint.io:
     <<: *net
-    image: datajoint/nginx:v0.1.0
+    image: datajoint/nginx:v0.1.1
     environment:
     - ADD_db_TYPE=DATABASE
     - ADD_db_ENDPOINT=db:3306
@@ -132,7 +132,6 @@ services:
       - /tmp/.X11-unix:/tmp/.X11-unix:rw
       ## Additional mounts may go here
       # - ./notebook:/home/muser/notebooks
-
       # - ./matlab.prf:/tmp/matlab.prf
 networks:
   main:

tests/TestDelete.m

@@ -59,8 +59,10 @@ function TestDelete_testTwoFKOnePK(testCase)
             key.user_id = 'user1';
             del(TestLab.User & key);
 
-            testCase.verifyEqual(length(fetch(TestLab.User & 'user_id != "user1"')), 2);
-            testCase.verifyEqual(length(fetch(TestLab.Duty & 'duty_second != "user1"')), 1);
+            testCase.verifyEqual(length(fetch(TestLab.User)), 2);
+            testCase.verifyEqual(length(fetch(TestLab.Duty)), 1);
+            testCase.verifyEqual(length(fetch(TestLab.User & 'user_id = "user1"')), 0);
+            testCase.verifyEqual(length(fetch(TestLab.Duty & 'duty_first = "user1" OR duty_second = "user1"')), 0);
         end
     end
 end

tests/TestProjection.m

@@ -25,6 +25,34 @@ function TestProjection_testDateConversion(testCase)
 
             res = q.fetch1('enrolled_date');
             testCase.verifyEqual(res,  '2018-01-24');
+
+            dj.config('safemode', 0);
+            drop(University.Student);
+        end
+        function TestProjection_testRenameSameKey(testCase)
+            st = dbstack;
+            disp(['---------------' st(1).name '---------------']);
+            package = 'University';
+
+            c1 = dj.conn(...
+                testCase.CONN_INFO.host,... 
+                testCase.CONN_INFO.user,...
+                testCase.CONN_INFO.password,'',true);
+
+            dj.createSchema(package,[testCase.test_root '/test_schemas'], ...
+                [testCase.PREFIX '_university']);
+
+            insert(University.Student, {
+               10   'Raphael'   'Guzman' datestr(datetime, 'yyyy-mm-dd HH:MM:SS')
+               11   'Shan'   'Shen' '2019-11-25 12:34:56'
+               12   'Joe'   'Schmoe' '2018-01-24 14:34:16'
+            });
+
+            q = proj(University.Student & 'first_name = "Raphael"', 'student_id->faculty_id', 'student_id->school_id');
+            testCase.verifyEqual(q.fetch('faculty_id', 'school_id'), struct('faculty_id', 10, 'school_id', 10));
+
+            dj.config('safemode', 0);
+            drop(University.Student);
         end
     end
 end