From 4758f0af7e8e7393f54feb8255e7a1cf1e178c57 Mon Sep 17 00:00:00 2001
From: Christopher Allan Webber <cwebber@dustycloud.org>
Date: Wed, 18 Nov 2015 21:53:41 -0600
Subject: [PATCH] A lot more tests, including for splitting

---
 tests.scm | 60 ++++++++++++++++++++++++++++++++++++++++++++-----------
 1 file changed, 48 insertions(+), 12 deletions(-)

diff --git a/tests.scm b/tests.scm
index b1ec42c..52d05ba 100644
--- a/tests.scm
+++ b/tests.scm
@@ -5,6 +5,7 @@
 (define-module (tests test-core)
   #:use-module (srfi srfi-64)
   #:use-module (ice-9 q)
+  #:use-module (ice-9 receive)
   #:use-module (loopy agenda))
 
 (test-begin "tests")
@@ -29,9 +30,16 @@
 ;;; ==============
 
 ;; helpers
+(define (assert-times-expected time-segments expected-times)
+  (test-equal (map time-segment-time time-segments)
+    expected-times))
+
 (define a-proc (const 'a))
 (define b-proc (const 'b))
 (define c-proc (const 'c))
+(define d-proc (const 'd))
+(define e-proc (const 'e))
+(define f-proc (const 'f))
 
 (define sched (make-schedule))
 (test-assert (schedule-empty? sched))
@@ -48,6 +56,10 @@
   a-proc)
 (test-eq (q-rear (time-segment-queue (car (schedule-segments sched))))
   a-proc)
+(test-eq ((q-front (time-segment-queue (car (schedule-segments sched)))))
+  'a) ;; why not
+(assert-times-expected (schedule-segments sched)
+                       '((10 . 0)))
 
 ;; Add another segment at (10 . 0)
 (schedule-add! '(10 . 0) b-proc sched)
@@ -61,22 +73,46 @@
   a-proc)
 (test-eq (q-rear (time-segment-queue (car (schedule-segments sched))))
   b-proc)
+(assert-times-expected (schedule-segments sched)
+                       '((10 . 0)))
 
 ;; Add a segment to (11 . 0), (8 . 1) and (10 . 10)
-(schedule-add! 11 a-proc sched)
-(schedule-add! '(8 . 1) c-proc sched)
-(schedule-add! '(10 . 10) c-proc sched)
+(schedule-add! 11 c-proc sched)
+(schedule-add! '(8 . 1) d-proc sched)
+(schedule-add! '(10 . 10) e-proc sched)
 (test-assert (not (schedule-empty? sched)))
 (test-equal (length (schedule-segments sched)) 4)
-(test-equal (time-segment-time (car (schedule-segments sched)))
-  '(8 . 1))
-(test-equal (time-segment-time (cadr (schedule-segments sched)))
-  '(10 . 0))
-(test-equal (time-segment-time (caddr (schedule-segments sched)))
-  '(10 . 10))
-(test-equal (time-segment-time (cadddr (schedule-segments sched)))
-  '(11 . 0))
-
+(assert-times-expected (schedule-segments sched)
+                       '((8 . 1) (10 . 0) (10 . 10) (11 . 0)))
+
+;; Splitting 
+(define (test-split-at schedule time expected-before expected-after)
+  (receive (segments-before segments-after)
+      (schedule-segments-split schedule time)
+    (assert-times-expected segments-before expected-before)
+    (assert-times-expected segments-after expected-after)))
+
+(test-split-at sched 0
+               '()
+               '((8 . 1) (10 . 0) (10 . 10) (11 . 0)))
+(test-split-at sched '(8 . 0)
+               '()
+               '((8 . 1) (10 . 0) (10 . 10) (11 . 0)))
+(test-split-at sched '(8 . 1)
+               '((8 . 1))
+               '((10 . 0) (10 . 10) (11 . 0)))
+(test-split-at sched 9
+               '((8 . 1))
+               '((10 . 0) (10 . 10) (11 . 0)))
+(test-split-at sched 10
+               '((8 . 1) (10 . 0))
+               '((10 . 10) (11 . 0)))
+(test-split-at sched 9000
+               '((8 . 1) (10 . 0) (10 . 10) (11 . 0))
+               '())
+(test-split-at sched '(9000 . 1)    ; over nine thousaaaaaaand
+               '((8 . 1) (10 . 0) (10 . 10) (11 . 0))
+               '())
 
 ;; End tests
 
-- 
2.31.1