gas_test.gno

 1package amm
 2
 3import (
 4	"testing"
 5
 6	"gno.land/p/nt/testutils/v0"
 7	"gno.land/p/nt/uassert/v0"
 8)
 9
10// A fixed four-step profile, declared in order so `gno test -v` reports one
11// `--- GAS:` figure per operation. The same four steps exist verbatim in v1,
12// so the difference between the two runs is the cost of the share accounting
13// and nothing else. See moul/gno-contracts#135.
14
15var (
16	gasAlice = testutils.TestAddress("gas-alice")
17	gasBob   = testutils.TestAddress("gas-bob")
18)
19
20// TestGas0Fund keeps the fixture cost (minting and approving both tokens for
21// both actors) out of the four measured numbers.
22func TestGas0Fund(t *testing.T) {
23	reset()
24	fund(gasAlice, 10_000_000)
25	fund(gasBob, 10_000_000)
26}
27
28func TestGas1Seed(cur realm, t *testing.T) {
29	testing.SetRealm(testing.NewUserRealm(gasAlice))
30	uassert.Equal(t, int64(1_000_000), AddLiquidity(cross(cur), keyAAA, keyBBB, 1_000_000, 4_000_000))
31}
32
33func TestGas2Swap(cur realm, t *testing.T) {
34	testing.SetRealm(testing.NewUserRealm(gasAlice))
35	uassert.Equal(t, int64(362_644), Swap(cross(cur), keyAAA, keyBBB, 100_000, 1))
36}
37
38func TestGas3Join(cur realm, t *testing.T) {
39	testing.SetRealm(testing.NewUserRealm(gasBob))
40	uassert.Equal(t, int64(90_908), AddLiquidity(cross(cur), keyAAA, keyBBB, 100_000, 1_000_000))
41}
42
43func TestGas4Exit(cur realm, t *testing.T) {
44	testing.SetRealm(testing.NewUserRealm(gasBob))
45	held := SharesOf(keyAAA, keyBBB, gasBob)
46	uassert.Equal(t, int64(90_908), held)
47	RemoveLiquidity(cross(cur), keyAAA, keyBBB, held)
48	uassert.Equal(t, int64(0), SharesOf(keyAAA, keyBBB, gasBob))
49}