Test the database with parallel combinators

basis/db/tester/authors.txt

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+Slava Pestov
+Doug Coleman

basis/db/tester/tester-tests.factor

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+! Copyright (C) 2008 Doug Coleman.
+! See http://factorcode.org/license.txt for BSD license.
+USING: tools.test db.tester ;
+IN: db.tester.tests
+
+[ ] [ sqlite-test-db db-tester ] unit-test
+[ ] [ sqlite-test-db db-tester2 ] unit-test

basis/db/tester/tester.factor

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+! Copyright (C) 2008 Slava Pestov, Doug Coleman.
+! See http://factorcode.org/license.txt for BSD license.
+USING: concurrency.combinators db.pools db.sqlite db.tuples
+db.types kernel math random threads tools.test db sequences
+io prettyprint ;
+IN: db.tester
+
+TUPLE: test-1 id a b c ;
+
+test-1 "TEST1" {
+   { "id" "ID" INTEGER +db-assigned-id+ }
+   { "a" "A" { VARCHAR 256 } +not-null+ }
+   { "b" "B" { VARCHAR 256 } +not-null+ }
+   { "c" "C" { VARCHAR 256 } +not-null+ }
+} define-persistent
+
+TUPLE: test-2 id x y z ;
+
+test-2 "TEST2" {
+   { "id" "ID" INTEGER +db-assigned-id+ }
+   { "x" "X" { VARCHAR 256 } +not-null+ }
+   { "y" "Y" { VARCHAR 256 } +not-null+ }
+   { "z" "Z" { VARCHAR 256 } +not-null+ }
+} define-persistent
+
+: sqlite-test-db ( -- db ) "test.db" <sqlite-db> ;
+: test-db ( -- db ) "test.db" <sqlite-db> ;
+
+: db-tester ( test-db -- )
+    [
+        [
+            test-1 ensure-table
+            test-2 ensure-table
+        ] with-db
+    ] [
+        10 [
+            drop
+            10 [
+                dup [
+                    f 100 random 100 random 100 random test-1 boa
+                    insert-tuple yield
+                ] with-db
+            ] times
+        ] with parallel-each
+    ] bi ;
+
+: db-tester2 ( test-db -- )
+    [
+        [ test-1 recreate-table ] with-db
+    ] [
+        [
+            2 [
+                    10 random 100 random 100 random 100 random test-1 boa
+                    insert-tuple yield
+            ] parallel-each
+        ] with-db
+    ] bi ;