mirror of
https://github.com/0glabs/0g-chain.git
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d849d690e5
* wip: tpyes and keeper methods * wip: iterators * wip: types and keeper methods * wip: add msgs * wip: client methods * wip: rebase develop * wip: types tests * wip: keeper tests, small fixes * wip: add cdp tests * wip: deposit tests * wip: keeper tests * wip: tests and module methods * feat: error when fetching expired price * feat: conversion factor for external assets * feat: debt floor for new cdps * feat: save deposits on export genesis * feat: ensure messages implement msg * feat: index deposits by status * fix: stray comment * wip: address review comments * address review comments
96 lines
2.6 KiB
Go
96 lines
2.6 KiB
Go
package keeper_test
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import (
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"math/rand"
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"testing"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/x/simulation"
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"github.com/kava-labs/kava/app"
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"github.com/kava-labs/kava/x/cdp/keeper"
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"github.com/stretchr/testify/suite"
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abci "github.com/tendermint/tendermint/abci/types"
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tmtime "github.com/tendermint/tendermint/types/time"
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)
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type FeeTestSuite struct {
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suite.Suite
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keeper keeper.Keeper
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app app.TestApp
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ctx sdk.Context
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}
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func (suite *FeeTestSuite) SetupTest() {
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tApp := app.NewTestApp()
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ctx := tApp.NewContext(true, abci.Header{Height: 1, Time: tmtime.Now()})
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tApp.InitializeFromGenesisStates(
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NewPricefeedGenStateMulti(),
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NewCDPGenStateMulti(),
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)
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keeper := tApp.GetCDPKeeper()
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suite.app = tApp
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suite.ctx = ctx
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suite.keeper = keeper
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}
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func (suite *FeeTestSuite) TestCalculateFeesPrecisionLoss() {
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// Calculates the difference between fees calculated on the total amount of debt,
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// versus iterating over all the 1000 randomly generated cdps.
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// Assumes 7 second block times, runs simulations for 100, 1000, 10000, 100000, and 1000000
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// blocks, where the bulk debt is updated each block, and the cdps are updated once.
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coins := []sdk.Coins{}
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total := sdk.NewCoins()
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for i := 0; i < 1000; i++ {
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ri, err := simulation.RandPositiveInt(rand.New(rand.NewSource(int64(i))), sdk.NewInt(100000000000))
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suite.NoError(err)
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c := sdk.NewCoins(sdk.NewCoin("usdx", ri))
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coins = append(coins, c)
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total = total.Add(cs(sdk.NewCoin("usdx", ri)))
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}
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numBlocks := []int{100, 1000, 10000, 100000}
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for _, nb := range numBlocks {
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bulkFees := sdk.NewCoins()
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individualFees := sdk.NewCoins()
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for x := 0; x < nb; x++ {
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fee := suite.keeper.CalculateFees(suite.ctx, total.Add(bulkFees), i(7), "xrp")
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bulkFees = bulkFees.Add(fee)
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}
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for _, cns := range coins {
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fee := suite.keeper.CalculateFees(suite.ctx, cns, i(int64(nb*7)), "xrp")
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individualFees = individualFees.Add(fee)
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}
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absError := (sdk.OneDec().Sub(sdk.NewDecFromInt(bulkFees[0].Amount).Quo(sdk.NewDecFromInt(individualFees[0].Amount)))).Abs()
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suite.T().Log(bulkFees)
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suite.T().Log(individualFees)
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suite.T().Log(absError)
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suite.True(d("0.00001").GTE(absError))
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}
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}
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func (suite *FeeTestSuite) TestGetSetPreviousBlockTime() {
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now := tmtime.Now()
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_, f := suite.keeper.GetPreviousBlockTime(suite.ctx)
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suite.False(f)
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suite.NotPanics(func() { suite.keeper.SetPreviousBlockTime(suite.ctx, now) })
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bpt, f := suite.keeper.GetPreviousBlockTime(suite.ctx)
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suite.True(f)
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suite.Equal(now, bpt)
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}
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func TestFeeTestSuite(t *testing.T) {
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suite.Run(t, new(FeeTestSuite))
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}
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