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draft fix approach 2

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This commit is contained in:
ernisto 2025-03-15 00:43:08 -03:00
parent 37e8e05206
commit 121b30393c
4 changed files with 58 additions and 17 deletions
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39
test/tests.luau
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@ -98,9 +98,9 @@ TEST("graph", function()
pop_scope()
CHECK(count == 1)
update_descendants(a)
update_descendants(a, true)
CHECK(count == 2)
update_descendants(b)
update_descendants(b, true)
CHECK(count == 3)
end
@ -119,7 +119,7 @@ TEST("graph", function()
push_scope(c); push_child_to_scope(a); pop_scope()
push_scope(d); push_child_to_scope(b); push_child_to_scope(c); pop_scope()
update_descendants(a)
update_descendants(a, true)
CHECK(b_cnt == 1)
CHECK(c_cnt == 1)
@ -138,7 +138,7 @@ TEST("graph", function()
push_scope(c); assert(type(c.effect) == "function" and c.effect)(NIL); pop_scope()
update_descendants(a)
update_descendants(a, true)
CHECK(#get_children(a) == 1)
CHECK(#get_children(b) == 1)
@ -286,14 +286,14 @@ TEST("graph", function()
local a, b, c, d, e, f = node(root), node(root), node(root), node(root), node(root), node(root)
function b.effect(x)
update_descendants(d)
update_descendants(d, true)
return not x
end
push_child(a, b); push_child(a, c)
push_child(d, e); push_child(d, f)
update_descendants(a)
update_descendants(a, true)
CHECK(true)
end
@ -2517,6 +2517,29 @@ TEST("graph edge cases", wrap_root(function()
local effect = vide.effect
local root = vide.root
do CASE "brother requires older brother"
--[[
A
^ ^
B <-- C
]]
local count = { b = 0, c = 0 }
local a = source(0)
local b
local function upd_c() count.c += 1; return a()* (b and b() or 0) end
local c = derive(upd_c)
local function upd_b() count.b += 1; return a()*2 end
b = derive(upd_b)
a(2)
print('CAVALO', count.b, count.c)
CHECK(count.b == 2)
CHECK(count.c == 2)
end
do CASE "diamond A,B,C,D"
--[[
@ -2577,14 +2600,14 @@ TEST("graph edge cases", wrap_root(function()
CHECK(count.b == 2)
CHECK(count.c == 2)
CHECK(count.d == 2)
CHECK(count.e == 3) -- todo: redundant re-eval
CHECK(count.e == 2)
CHECK(e() == 4)
a(3)
CHECK(count.b == 2)
CHECK(count.c == 3)
CHECK(count.d == 3)
CHECK(count.e == 4)
CHECK(count.e == 3)
CHECK(e() == 12)
end