Merge branch 'master' into dzmitryhil/dex-genesis

Author: dzmitryhil

x/dex/keeper/keeper_test.go

@@ -496,12 +496,12 @@ func TestKeeper_PlaceOrderWithPriceTick(t *testing.T) {
 	}{
 		{
 			name:          "valid_default_price",
-			price:         types.MustNewPriceFromString("1e-5"),
+			price:         types.MustNewPriceFromString("1e-8"),
 			wantTickError: false,
 		},
 		{
 			name:          "invalid_default_price",
-			price:         types.MustNewPriceFromString("1e-6"),
+			price:         types.MustNewPriceFromString("1e-9"),
 			wantTickError: true,
 		},
 		{
@@ -533,7 +533,7 @@ func TestKeeper_PlaceOrderWithPriceTick(t *testing.T) {
 		{
 			name:                "invalid_both_custom_tick_greater_than_one",
 			price:               types.MustNewPriceFromString("14"),
-			baseDenomRefAmount:  lo.ToPtr(sdkmath.LegacyMustNewDecFromStr("0.01")),
+			baseDenomRefAmount:  lo.ToPtr(sdkmath.LegacyMustNewDecFromStr("0.00001")),
 			quoteDenomRefAmount: lo.ToPtr(sdkmath.LegacyMustNewDecFromStr("10303.3")),
 			wantTickError:       true,
 		},
@@ -548,7 +548,7 @@ func TestKeeper_PlaceOrderWithPriceTick(t *testing.T) {
 			name:                "invalid_both_custom_base_less_than_one",
 			price:               types.MustNewPriceFromString("3e32"),
 			baseDenomRefAmount:  lo.ToPtr(sdkmath.LegacyMustNewDecFromStr("0.000000000000000001")),
-			quoteDenomRefAmount: lo.ToPtr(sdkmath.LegacyMustNewDecFromStr("100000000000000000000")),
+			quoteDenomRefAmount: lo.ToPtr(sdkmath.LegacyMustNewDecFromStr("100000000000000000000000")),
 			wantTickError:       true,
 		},
 	}

x/dex/spec/README.md

@@ -152,7 +152,7 @@ price_tick(base_denom/quote_denom) = 10^(floor(log10((unified_ref_amount(quote_d
 ```
 
 The `price_tick_exponent` is the coefficient used to give better price precision for the token orders. The default
-`price_tick_exponent` is `-5`, and can be updated by the governance.
+`price_tick_exponent` is `-8`, and can be updated by the governance.
 
 Tick size example:
 

x/dex/types/msgs_test.go

@@ -233,7 +233,7 @@ func TestAmino(t *testing.T) {
 				Authority: address,
 				Params:    types.DefaultParams(),
 			},
-			wantAminoJSON: `{"type":"dex/MsgUpdateParams","value":{"authority":"devcore172rc5sz2uclpsy3vvx3y79ah5dk450z5ruq2r5","params":{"default_unified_ref_amount":"1000000.000000000000000000","max_orders_per_denom":"100","order_reserve":{"amount":"10000000","denom":"stake"},"price_tick_exponent":-5}}}`,
+			wantAminoJSON: `{"type":"dex/MsgUpdateParams","value":{"authority":"devcore172rc5sz2uclpsy3vvx3y79ah5dk450z5ruq2r5","params":{"default_unified_ref_amount":"1000000.000000000000000000","max_orders_per_denom":"100","order_reserve":{"amount":"10000000","denom":"stake"},"price_tick_exponent":-8}}}`,
 		},
 		{
 			name: sdk.MsgTypeURL(&types.MsgPlaceOrder{}),

x/dex/types/params.go

@@ -25,7 +25,7 @@ var (
 func DefaultParams() Params {
 	return Params{
 		DefaultUnifiedRefAmount: sdkmath.LegacyMustNewDecFromStr("1000000"),
-		PriceTickExponent:       -5,
+		PriceTickExponent:       -8,
 		MaxOrdersPerDenom:       100,
 		OrderReserve:            sdk.NewInt64Coin(sdk.DefaultBondDenom, 10_000_000),
 	}