chore: set oracle default params and values for the testnet launch

- slashing fraction is 0
- voting period is ~1 min
- only ATOM with a correct IBC denom
- fix unit tests

Author: Max

x/oracle/keeper/grpc_query_test.go

@@ -30,12 +30,8 @@ func (s *KeeperTestSuite) TestQueryAllExchangeRate() {
 	s.app.OracleKeeper.SetExchangeRate(s.ctx, types.PersistenceSymbol, sdk.OneDec())
 	// Set exchange rate for ATOM.
 	s.app.OracleKeeper.SetExchangeRate(s.ctx, types.AtomSymbol, sdk.OneDec())
-	// Set exchange rate for OSMO.
-	s.app.OracleKeeper.SetExchangeRate(s.ctx, types.OsmosisSymbol, sdk.OneDec())
-	// Set exchange rate for USDC.
-	s.app.OracleKeeper.SetExchangeRate(s.ctx, types.USDCSymbol, sdk.OneDec())
 
 	resp, err = s.queryClient.AllExchangeRates(s.ctx.Context(), &types.QueryAllExchangeRatesRequest{})
 	s.Require().NoError(err)
-	s.Require().Len(resp.ExchangeRates, 4)
+	s.Require().Len(resp.ExchangeRates, 2)
 }

x/oracle/types/asset.go

@@ -16,21 +16,10 @@ const (
 	BlocksPerYear              = BlocksPerDay * 365
 	MicroUnit                  = int64(1e6)
 
-	// TODO: discuss the denom values, took the denoms from: https://docs.osmosis.zone/osmosis-core/asset-info/
 	// AtomDenom supported by oracle
-	AtomDenom    string = "ibc/27394FB092D2ECCD56123C74F36E4C1F926001CEADA9CA97EA622B25F41E5EB2"
+	AtomDenom    string = "ibc/4A17832B26BF318D052563EFFE677C1DE11DF8CE104F00204860F3E3439818B2"
 	AtomSymbol   string = "ATOM"
 	AtomExponent        = uint32(6)
-
-	// OsmosisDenom supported by oracle
-	OsmosisDenom    string = "uosmo"
-	OsmosisSymbol   string = "OSMO"
-	OsmosisExponent        = uint32(6)
-
-	// USDCDenom supported by oracle
-	USDCDenom    string = "ibc/D189335C6E4A68B513C10AB227BF1C1D38C746766278BA3EEB4FB14124F1D858"
-	USDCSymbol   string = "USDC"
-	UsdcExponent        = uint32(6)
 )
 
 type (

x/oracle/types/denom_test.go

@@ -18,7 +18,7 @@ func TestDenomString(t *testing.T) {
 		},
 		{
 			denom:       types.DenomAtom,
-			expectedStr: "base_denom: ibc/27394FB092D2ECCD56123C74F36E4C1F926001CEADA9CA97EA622B25F41E5EB2\nsymbol_denom: ATOM\nexponent: 6\n",
+			expectedStr: "base_denom: ibc/4A17832B26BF318D052563EFFE677C1DE11DF8CE104F00204860F3E3439818B2\nsymbol_denom: ATOM\nexponent: 6\n",
 		},
 	}
 
@@ -71,7 +71,7 @@ func TestDenomListString(t *testing.T) {
 		},
 		{
 			denomList:   types.DenomList{types.DenomPersistence, types.DenomAtom},
-			expectedStr: "base_denom: uxprt\nsymbol_denom: XPRT\nexponent: 6\n\nbase_denom: ibc/27394FB092D2ECCD56123C74F36E4C1F926001CEADA9CA97EA622B25F41E5EB2\nsymbol_denom: ATOM\nexponent: 6",
+			expectedStr: "base_denom: uxprt\nsymbol_denom: XPRT\nexponent: 6\n\nbase_denom: ibc/4A17832B26BF318D052563EFFE677C1DE11DF8CE104F00204860F3E3439818B2\nsymbol_denom: ATOM\nexponent: 6",
 		},
 	}
 

x/oracle/types/params.go

@@ -23,7 +23,7 @@ var (
 
 // Default parameter values
 const (
-	DefaultVotePeriod               = BlocksPerMinute / 2 // 30 seconds
+	DefaultVotePeriod               = BlocksPerMinute * 1 // 1 minute
 	DefaultSlashWindow              = BlocksPerWeek       // window for a week
 	DefaultRewardDistributionWindow = BlocksPerYear       // window for a year
 
@@ -42,18 +42,8 @@ var (
 			SymbolDenom: AtomSymbol,
 			Exponent:    AtomExponent,
 		},
-		{
-			BaseDenom:   OsmosisDenom,
-			SymbolDenom: OsmosisSymbol,
-			Exponent:    OsmosisExponent,
-		},
-		{
-			BaseDenom:   USDCDenom,
-			SymbolDenom: USDCSymbol,
-			Exponent:    UsdcExponent,
-		},
 	}
-	DefaultSlashFraction     = sdk.NewDecWithPrec(1, 4) // 0.01%
+	DefaultSlashFraction     = sdk.NewDec(0)            // 0%
 	DefaultMinValidPerWindow = sdk.NewDecWithPrec(5, 2) // 5%
 
 	oneDec           = sdk.OneDec()

x/oracle/types/utils_test.go

@@ -23,12 +23,6 @@ var (
 		SymbolDenom: AtomSymbol,
 		Exponent:    6,
 	}
-
-	DenomOsmosis = Denom{
-		BaseDenom:   OsmosisDenom,
-		SymbolDenom: AtomSymbol,
-		Exponent:    6,
-	}
 )
 
 // MockStakingKeeper implements the StakingKeeper interface.

x/oracle/types/vote_test.go

@@ -45,7 +45,7 @@ func TestExchangeRateTuplesString(t *testing.T) {
 		exchangeRateTuple,
 		NewExchangeRateTuple(AtomDenom, sdk.SmallestDec()),
 	}
-	require.Equal(t, "- denom: uxprt\n  exchange_rate: \"1.000000000000000000\"\n- denom: ibc/27394FB092D2ECCD56123C74F36E4C1F926001CEADA9CA97EA622B25F41E5EB2\n  exchange_rate: \"0.000000000000000001\"\n", exchangeRateTuples.String())
+	require.Equal(t, "- denom: uxprt\n  exchange_rate: \"1.000000000000000000\"\n- denom: ibc/4A17832B26BF318D052563EFFE677C1DE11DF8CE104F00204860F3E3439818B2\n  exchange_rate: \"0.000000000000000001\"\n", exchangeRateTuples.String())
 }
 
 func TestParseExchangeRateTuples(t *testing.T) {