mesecons/mesecons_fpga/spec/helper_spec.lua

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require("mineunit")
fixture("mesecons_fpga")
fixture("screwdriver")
local pos = {x = 0, y = 0, z = 0}
local pos_a = {x = -1, y = 0, z = 0}
local pos_b = {x = 0, y = 0, z = 1}
local pos_c = {x = 1, y = 0, z = 0}
local pos_d = {x = 0, y = 0, z = -1}
describe("FPGA rotation", function()
before_each(function()
world.set_node(pos, "mesecons_fpga:fpga0000")
end)
after_each(function()
mesecon._test_reset()
world.clear()
end)
it("rotates I/O operands clockwise", function()
mesecon._test_program_fpga(pos, {{"A", "OR", "B", "C"}})
local node = world.get_node(pos)
minetest.registered_nodes[node.name].on_rotate(pos, node, nil, screwdriver.ROTATE_FACE)
mesecon._test_place(pos_b, "mesecons:test_receptor_on")
mineunit:execute_globalstep() -- Execute receptor_on action
mineunit:execute_globalstep() -- Execute activate/change actions
assert.equal("mesecons_fpga:fpga1000", world.get_node(pos).name)
mesecon._test_dig(pos_b)
mesecon._test_place(pos_c, "mesecons:test_receptor_on")
mineunit:execute_globalstep() -- Execute receptor_on/receptor_off actions
mineunit:execute_globalstep() -- Execute activate/deactivate/change actions
assert.equal("mesecons_fpga:fpga1000", world.get_node(pos).name)
end)
it("rotates I/O operands counterclockwise", function()
mesecon._test_program_fpga(pos, {{"A", "OR", "B", "C"}})
local node = world.get_node(pos)
minetest.registered_nodes[node.name].on_rotate(pos, node, nil, screwdriver.ROTATE_AXIS)
mesecon._test_place(pos_d, "mesecons:test_receptor_on")
mineunit:execute_globalstep() -- Execute receptor_on action
mineunit:execute_globalstep() -- Execute activate/change actions
assert.equal("mesecons_fpga:fpga0010", world.get_node(pos).name)
mesecon._test_dig(pos_d)
mesecon._test_place(pos_a, "mesecons:test_receptor_on")
mineunit:execute_globalstep() -- Execute receptor_on/receptor_off actions
mineunit:execute_globalstep() -- Execute activate/deactivate/change actions
assert.equal("mesecons_fpga:fpga0010", world.get_node(pos).name)
end)
it("updates ports", function()
mesecon._test_program_fpga(pos, {{"NOT", "A", "B"}})
assert.equal("mesecons_fpga:fpga0010", world.get_node(pos).name)
local node = world.get_node(pos)
minetest.registered_nodes[node.name].on_rotate(pos, node, nil, screwdriver.ROTATE_AXIS)
assert.equal("mesecons_fpga:fpga0001", world.get_node(pos).name)
end)
end)
-- mineunit does not support deprecated ItemStack:get_metadata()
pending("FPGA programmer", function()
local pos2 = {x = 10, y = 0, z = 0}
before_each(function()
world.set_node(pos, "mesecons_fpga:fpga0000")
world.set_node(pos2, "mesecons_fpga:fpga0000")
end)
after_each(function()
mesecon._test_reset()
world.clear()
end)
it("transfers instructions", function()
mesecon._test_program_fpga(pos2, {{"NOT", "A", "B"}})
mesecon._test_paste_fpga_program(pos, mesecon._test_copy_fpga_program(pos2))
assert.equal("mesecons_fpga:fpga0010", world.get_node(pos).name)
end)
it("does not copy from new FPGAs", function()
mesecon._test_program_fpga(pos, {{"NOT", "A", "B"}})
mesecon._test_paste_fpga_program(pos, mesecon._test_copy_fpga_program(pos2))
assert.equal("mesecons_fpga:fpga0010", world.get_node(pos).name)
end)
it("does not copy from cleared FPGAs", function()
mesecon._test_program_fpga(pos, {{"NOT", "A", "B"}})
mesecon._test_program_fpga(pos2, {{"=", "A", "B"}})
mesecon._test_program_fpga(pos2, {})
mesecon._test_paste_fpga_program(pos, mesecon._test_copy_fpga_program(pos2))
assert.equal("mesecons_fpga:fpga0010", world.get_node(pos).name)
end)
it("does not copy from non-FPGA nodes", function()
mesecon._test_program_fpga(pos, {{"NOT", "A", "B"}})
mesecon._test_paste_fpga_program(pos, mesecon._test_copy_fpga_program(vector.add(pos2, 1)))
assert.equal("mesecons_fpga:fpga0010", world.get_node(pos).name)
end)
end)