aave-protocol-v2/test/helpers/scenarios/set-use-as-collateral.json

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{
"title": "LendingPool: Usage as collateral",
"description": "Test cases for the setUserUseReserveAsCollateral() function.",
"stories": [
{
"description": "User 0 Deposits 1000 DAI, disables DAI as collateral",
"actions": [
{
"name": "mint",
"args": {
"reserve": "DAI",
"amount": "1000",
"user": "0"
},
"expected": "success"
},
{
"name": "approve",
"args": {
"reserve": "DAI",
"user": "0"
},
"expected": "success"
},
{
"name": "deposit",
"args": {
"reserve": "DAI",
"amount": "1000",
"user": "0"
},
"expected": "success"
},
{
"name": "setUseAsCollateral",
"args": {
"reserve": "DAI",
"user": "0",
"useAsCollateral": "false"
},
"expected": "success"
}
]
},
{
"description": "User 1 Deposits 2 WETH, disables WETH as collateral, borrows 400 DAI (revert expected)",
"actions": [
{
"name": "mint",
"args": {
"reserve": "WETH",
"amount": "2",
"user": "1"
},
"expected": "success"
},
{
"name": "approve",
"args": {
"reserve": "WETH",
"user": "1"
},
"expected": "success"
},
{
"name": "deposit",
"args": {
"reserve": "WETH",
"amount": "2",
"user": "1"
},
"expected": "success"
},
{
"name": "setUseAsCollateral",
"args": {
"reserve": "WETH",
"user": "1",
"useAsCollateral": "false"
},
"expected": "success"
},
{
"name": "borrow",
"args": {
"reserve": "DAI",
"amount": "400",
"borrowRateMode": "variable",
"user": "1"
},
"expected": "revert",
"revertMessage": "The collateral balance is 0"
}
]
},
{
"description": "User 1 enables WETH as collateral, borrows 400 DAI",
"actions": [
{
"name": "setUseAsCollateral",
"args": {
"reserve": "WETH",
"user": "1",
"useAsCollateral": "true"
},
"expected": "success"
},
{
"name": "borrow",
"args": {
"reserve": "DAI",
"amount": "400",
"borrowRateMode": "variable",
"user": "1"
},
"expected": "success"
}
]
},
{
"description": "User 1 disables WETH as collateral (revert expected)",
"actions": [
{
"name": "setUseAsCollateral",
"args": {
"reserve": "WETH",
"user": "1",
"useAsCollateral": "false"
},
"expected": "revert",
"revertMessage": "User deposit is already being used as collateral"
}
]
},
{
"description": "User 1 Deposits 1000 LEND, disables WETH as collateral. Should revert as 1000 LEND are not enough to cover the debt (revert expected)",
"actions": [
{
"name": "mint",
"args": {
"reserve": "LEND",
"amount": "1000",
"user": "1"
},
"expected": "success"
},
{
"name": "approve",
"args": {
"reserve": "LEND",
"user": "1"
},
"expected": "success"
},
{
"name": "deposit",
"args": {
"reserve": "LEND",
"amount": "1000",
"user": "1"
},
"expected": "success"
},
{
"name": "setUseAsCollateral",
"args": {
"reserve": "WETH",
"user": "1",
"useAsCollateral": "false"
},
"expected": "revert"
}
]
},
{
"description": "User 1 Deposits 64000 more LEND (enough to cover the DAI debt), disables WETH as collateral",
"actions": [
{
"name": "mint",
"args": {
"reserve": "LEND",
"amount": "64000",
"user": "1"
},
"expected": "success"
},
{
"name": "deposit",
"args": {
"reserve": "LEND",
"amount": "64000",
"user": "1"
},
"expected": "success"
},
{
"name": "setUseAsCollateral",
"args": {
"reserve": "WETH",
"user": "1",
"useAsCollateral": "false"
},
"expected": "success"
}
]
},
{
"description": "User 1 disables LEND as collateral (revert expected)",
"actions": [
{
"name": "setUseAsCollateral",
"args": {
"reserve": "LEND",
"user": "1",
"useAsCollateral": "false"
},
"expected": "User deposit is already being used as collateral"
}
]
}
]
}