fix(mysql): the schema files order of execution shouldn't matter

order of files given by `find` depends on the underlying filesystem and can be
different on macOS and linux

nix/mysql/mysql_test.nix

@@ -36,12 +36,12 @@
           echo "$isBarPresent" | grep 1
 
           echo "Checking if both foo.sql and bar.sql are executed, ignoring baz.md"
-          echo "SELECT * from users where id = '1';" | MYSQL_PWD="" mysql -h 127.0.0.1 -u root -D test_database | grep user1
-          echo "SELECT * from users where id = '2';" | MYSQL_PWD="" mysql -h 127.0.0.1 -u root -D test_database | grep user2
-          if [[ -z $(echo "SELECT * from users where id = '3';" | MYSQL_PWD="" mysql -h 127.0.0.1 -u root -D test_database) ]]; then
-            echo "user3 not found"
+          echo "SELECT * FROM information_schema.tables WHERE table_schema = 'test_database' AND table_name = 'foo' LIMIT 1;" | MYSQL_PWD="" mysql -h 127.0.0.1 -u root | grep foo
+          echo "SELECT * FROM information_schema.tables WHERE table_schema = 'test_database' AND table_name = 'bar' LIMIT 1;" | MYSQL_PWD="" mysql -h 127.0.0.1 -u root | grep bar
+          if [[ -z $(echo "SELECT * FROM information_schema.tables WHERE table_schema = 'test_database' AND table_name = 'baz' LIMIT 1;" | MYSQL_PWD="" mysql -h 127.0.0.1 -u root) ]]; then
+            echo "success! baz table not found"
           else
-            echo "user3 shoudn't be present"
+            echo "baz table shoudn't exist"
             exit 1
           fi
         '';

nix/mysql/test_schemas/bar.sql

@@ -1 +1 @@
-INSERT INTO users values (2, 'user2');
+CREATE TABLE bar (id INT PRIMARY KEY);

nix/mysql/test_schemas/baz.md

@@ -1 +1 @@
-INSERT INTO users values (3, 'user3');
+CREATE TABLE baz (id INT PRIMARY KEY);

nix/mysql/test_schemas/foo.sql

@@ -1,3 +1 @@
-CREATE TABLE users (id INT PRIMARY KEY, user_name VARCHAR(25));
-
-INSERT INTO users values (1, 'user1');
+CREATE TABLE foo (id INT PRIMARY KEY);