Add the parallel encoder.

2 files changed, 61 insertions, 4 deletions

diff --git a/tests/decode-tests.lisp b/tests/decode-tests.lisp
index 918cd82..162f32b 100644
--- a/tests/decode-tests.lisp
+++ b/tests/decode-tests.lisp
@@ -97,7 +97,7 @@
   (assert-array-decode (make-octets 32767 :element 9) 1024)
   (assert-array-decode (make-octets 32768 :element 10) 1024)
   (assert-array-decode (make-octets 131072 :element 11) 1024)
-  (for-all ((buffer (gen-buffer :length (gen-integer :min 0 :max 40000))))
+  (for-all ((buffer (gen-buffer :length (gen-integer :min 1 :max 40000))))
     (assert-array-decode buffer 1024)))
 
 (test simple-decoding-32kib
@@ -107,7 +107,7 @@
   (assert-array-decode (make-octets 32769 :element 2) 32kib)
   (assert-array-decode (make-octets 32768 :element 2) 32kib)
   (assert-array-decode (make-octets 16777216 :element 2) 32kib)
-  (for-all ((buffer (gen-buffer :length (gen-integer :min 0 :max 70000))))
+  (for-all ((buffer (gen-buffer :length (gen-integer :min 1 :max 70000))))
     (assert-array-decode buffer 32kib)))
 
 (test proper-return-values
@@ -199,7 +199,7 @@
   (assert-length (make-array 2048 :element-type '(unsigned-byte 8) :initial-element 2) 1024)
   (assert-length (make-array 16383 :element-type '(unsigned-byte 8) :initial-element 2) 1024)
   (assert-length (make-array 16384 :element-type '(unsigned-byte 8) :initial-element 2) 1024)
-  (for-all ((buffer (gen-buffer :length (gen-integer :min 0 :max 40000))))
+  (for-all ((buffer (gen-buffer :length (gen-integer :min 1 :max 40000))))
     (assert-length buffer 1024)))
 
 
@@ -243,4 +243,3 @@
   (assert-read-byte-error (make-octets 1024 :element 2) 32kib)
   (assert-read-byte-error (make-octets 32767 :element 2) 32kib)
   (assert-read-byte-error (make-octets 32768 :element 2) 32kib))
-
diff --git a/tests/encode-parallel.lisp b/tests/encode-parallel.lisp
new file mode 100644
index 0000000..4bc6c23
--- /dev/null
+++ b/tests/encode-parallel.lisp
@@ -0,0 +1,58 @@
+;; This file is part of eris-cl.
+;; Copyright (C) 2023 Piotr Szarmański
+
+;; eris-cl is free software: you can redistribute it and/or modify it under the
+;; terms of the GNU Lesser General Public License as published by the Free
+;; Software Foundation, either version 3 of the License, or (at your option) any
+;; later version.
+
+;; eris-cl is distributed in the hope that it will be useful, but WITHOUT ANY
+;; WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+;; A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License along with
+;; eris-cl. If not, see <https://www.gnu.org/licenses/>.
+
+(in-package :eris/test)
+
+(def-suite* parallel-encoding-tests :in eris-tests)
+
+(defmacro with-lp-kernel (threads &body expr )
+  `(let ((lparallel:*kernel* (lparallel:make-kernel ,threads)))
+     (unwind-protect (progn ,@expr)
+       (lparallel:end-kernel))))
+
+(defmacro test-p/file-backend (array &optional (secret null-secret))
+  `(let ((tmpdir (make-temporary-dir)))
+     (unwind-protect
+          (let* ((backend (make-instance 'file-backend :directory tmpdir))
+                 (array ,array)
+                 (file (merge-pathnames (crypto:byte-array-to-hex-string (crypto:random-data 16)) tmpdir)))
+            (with-open-file (f file :direction :output :element-type 'serapeum:octet)
+              (write-sequence ,array f))
+            (let ((list
+                    (list
+                    (read-capability-to-octets
+                     (store-data array backend :secret ,secret))
+                    (read-capability-to-octets
+                     (p/store-data array backend :secret ,secret))
+                    (read-capability-to-octets
+                     (p/store-data file backend :secret ,secret)))))
+              (is (apply #'serapeum:equalp* list))))
+       (uiop:delete-directory-tree tmpdir :validate t))))
+
+
+(test simple-parallel-tests
+  (with-lp-kernel 2
+    (test-p/file-backend (make-octets 1023 :element 1) (make-octets 32 :element 1))
+    (test-p/file-backend (make-octets 1025 :element 2) (make-octets 32 :element 2))
+    (test-p/file-backend (make-octets 16383 :element 3) (make-octets 32 :element 3))
+    (test-p/file-backend (make-octets 16384 :element 4) (make-octets 32 :element 4))
+    (test-p/file-backend (make-octets 1 :element 5) (make-octets 32 :element 5))
+    (test-p/file-backend (make-octets 16834 :element 5) (make-octets 32 :element 6))
+    (test-p/file-backend (make-octets 96000 :element 5) (make-octets 32 :element 7))))
+
+(test simple-parallel-tests2
+  (with-lp-kernel 3
+    (for-all ((buffer (gen-buffer :length (gen-integer :min 1 :max 130000))))
+      (test-p/file-backend buffer))))