From dc7a2bc3a9c8316e17902493b832ca117805d29f Mon Sep 17 00:00:00 2001
From: Benoit Germain <benoit.germain@ubisoft.com>
Date: Fri, 13 Dec 2024 17:22:17 +0100
Subject: Append all unit tests to depot

---
 unit_tests/scripts/lane/tasking_basic.lua | 74 +++++++++++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 unit_tests/scripts/lane/tasking_basic.lua

(limited to 'unit_tests/scripts/lane/tasking_basic.lua')

diff --git a/unit_tests/scripts/lane/tasking_basic.lua b/unit_tests/scripts/lane/tasking_basic.lua
new file mode 100644
index 0000000..99be321
--- /dev/null
+++ b/unit_tests/scripts/lane/tasking_basic.lua
@@ -0,0 +1,74 @@
+local require_lanes_result_1, require_lanes_result_2 = require "lanes".configure(config).configure()
+print("require_lanes_result:", require_lanes_result_1, require_lanes_result_2)
+local lanes = require_lanes_result_1
+
+local require_assert_result_1, require_assert_result_2 = require "_assert"
+print("require_assert_result:", require_assert_result_1, require_assert_result_2)
+
+local utils = lanes.require "_utils"
+local PRINT = utils.MAKE_PRINT()
+
+local lanes_gen = assert(lanes.gen)
+local lanes_linda = assert(lanes.linda)
+
+-- ##################################################################################################
+-- ##################################################################################################
+-- ##################################################################################################
+
+local function task(a, b, c)
+    local new_name = "task("..a..","..b..","..c..")"
+    -- test lane naming change
+    lane_threadname(new_name)
+    assert(lane_threadname() == new_name)
+    --error "111"     -- testing error messages
+    assert(hey)
+    local v=0
+    for i=a,b,c do
+        v= v+i
+    end
+    return v, hey
+end
+
+local gc_cb = function(name_, status_)
+    PRINT("				---> lane '" .. name_ .. "' collected with status '" .. status_ .. "'")
+end
+
+-- ##################################################################################################
+-- ##################################################################################################
+-- ##################################################################################################
+
+PRINT("\n\n", "---=== Tasking (basic) ===---", "\n\n")
+
+local task_launch = lanes_gen("", { globals={hey=true}, gc_cb = gc_cb}, task)
+    -- base stdlibs, normal priority
+
+-- 'task_launch' is a factory of multithreaded tasks, we can launch several:
+
+local lane1 = task_launch(100,200,3)
+assert.fails(function() print(lane1[lane1]) end) -- indexing the lane with anything other than a string or a number should fail
+lanes.sleep(0.1) -- give some time so that the lane can set its name
+assert(lane1:get_threadname() == "task(100,200,3)", "Lane name is " .. lane1:get_threadname())
+
+local lane2= task_launch(200,300,4)
+
+-- At this stage, states may be "pending", "running" or "done"
+
+local st1,st2= lane1.status, lane2.status
+PRINT(st1,st2)
+assert(st1=="pending" or st1=="running" or st1=="done")
+assert(st2=="pending" or st2=="running" or st2=="done")
+
+-- Accessing results ([1..N]) pends until they are available
+--
+PRINT("waiting...")
+local v1, v1_hey= lane1[1], lane1[2]
+local v2, v2_hey= lane2[1], lane2[2]
+
+PRINT(v1, v1_hey)
+assert(v1_hey == true)
+
+PRINT(v2, v2_hey)
+assert(v2_hey == true)
+
+assert(lane1.status == "done")
+assert(lane1.status == "done")
-- 
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