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{
"title" : "LendingPool: Borrow/repay (stable rate)" ,
"description" : "Test cases for the borrow function, stable mode." ,
"stories" : [
{
"description" : "User 0 deposits 1000 DAI, user 1 deposits 1 ETH as collateral and borrows 100 DAI at stable rate" ,
"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" : "deposit" ,
"args" : {
"reserve" : "ETH" ,
"amount" : "1" ,
"user" : "1" ,
"sendValue" : "1"
} ,
"expected" : "success"
} ,
{
"name" : "borrow" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "100" ,
"borrowRateMode" : "stable" ,
"user" : "1" ,
"timeTravel" : "365"
} ,
"expected" : "success"
}
]
} ,
{
"description" : "User 1 tries to borrow the rest of the DAI liquidity (revert expected)" ,
"actions" : [
{
"name" : "borrow" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "900" ,
"borrowRateMode" : "stable" ,
"user" : "1"
} ,
"expected" : "revert" ,
"revertMessage" : "There is not enough collateral to cover a new borrow"
}
]
} ,
{
"description" : "User 1 repays the DAI borrow after one year" ,
"actions" : [
{
"name" : "mint" ,
"description" : "Mint 15 DAI to cover the interest" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "15" ,
"user" : "1"
} ,
"expected" : "success"
} ,
{
"name" : "approve" ,
"args" : {
"reserve" : "DAI" ,
"user" : "1"
} ,
"expected" : "success"
} ,
{
"name" : "repay" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "-1" ,
"user" : "1" ,
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"onBehalfOf" : "1" ,
"borrowRateMode" : "stable"
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} ,
"expected" : "success"
}
]
} ,
{
"description" : "User 0 redeems the deposited DAI plus interest" ,
"actions" : [
{
"name" : "redeem" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "-1" ,
"user" : "0"
} ,
"expected" : "success"
}
]
} ,
{
"description" : "User 1 deposits 1000 DAI, user 2 tries to borrow 1000 DAI at a stable rate without any collateral (revert expected)" ,
"actions" : [
{
"name" : "mint" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "1000" ,
"user" : "1"
} ,
"expected" : "success"
} ,
{
"name" : "approve" ,
"args" : {
"reserve" : "DAI" ,
"user" : "1"
} ,
"expected" : "success"
} ,
{
"name" : "deposit" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "1000" ,
"user" : "1"
} ,
"expected" : "success"
} ,
{
"name" : "borrow" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "1000" ,
"borrowRateMode" : "stable" ,
"user" : "2"
} ,
"expected" : "revert" ,
"revertMessage" : "The collateral balance is 0"
}
]
} ,
{
"description" : "User 0 deposits 1000 DAI, user 1,2,3,4 deposit 1 ETH each and borrow 100 DAI at stable rate. Everything is repaid, user 0 redeems" ,
"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" : "deposit" ,
"args" : {
"reserve" : "ETH" ,
"amount" : "1" ,
"user" : "1" ,
"sendValue" : "1"
} ,
"expected" : "success"
} ,
{
"name" : "borrow" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "100" ,
"borrowRateMode" : "stable" ,
"user" : "1" ,
"timeTravel" : "365"
} ,
"expected" : "success"
} ,
{
"name" : "deposit" ,
"args" : {
"reserve" : "ETH" ,
"amount" : "1" ,
"user" : "2" ,
"sendValue" : "1"
} ,
"expected" : "success"
} ,
{
"name" : "borrow" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "100" ,
"borrowRateMode" : "stable" ,
"user" : "2" ,
"timeTravel" : "365"
} ,
"expected" : "success"
} ,
{
"name" : "deposit" ,
"args" : {
"reserve" : "ETH" ,
"amount" : "1" ,
"user" : "3" ,
"sendValue" : "1"
} ,
"expected" : "success"
} ,
{
"name" : "borrow" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "100" ,
"borrowRateMode" : "stable" ,
"user" : "3" ,
"timeTravel" : "365"
} ,
"expected" : "success"
} ,
{
"name" : "deposit" ,
"args" : {
"reserve" : "ETH" ,
"amount" : "1" ,
"user" : "4" ,
"sendValue" : "1"
} ,
"expected" : "success"
} ,
{
"name" : "borrow" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "100" ,
"borrowRateMode" : "stable" ,
"user" : "4" ,
"timeTravel" : "365"
} ,
"expected" : "success"
} ,
{
"name" : "mint" ,
"description" : "Mint 15 DAI to cover the interest" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "15" ,
"user" : "1"
} ,
"expected" : "success"
} ,
{
"name" : "approve" ,
"args" : {
"reserve" : "DAI" ,
"user" : "1"
} ,
"expected" : "success"
} ,
{
"name" : "repay" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "-1" ,
"user" : "1" ,
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"onBehalfOf" : "1" ,
"borrowRateMode" : "stable"
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} ,
"expected" : "success"
} ,
{
"name" : "mint" ,
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"description" : "Mint 20 DAI to cover the interest" ,
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"args" : {
"reserve" : "DAI" ,
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"amount" : "20" ,
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"user" : "2"
} ,
"expected" : "success"
} ,
{
"name" : "approve" ,
"args" : {
"reserve" : "DAI" ,
"user" : "2"
} ,
"expected" : "success"
} ,
{
"name" : "repay" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "-1" ,
"user" : "2" ,
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"onBehalfOf" : "2" ,
"borrowRateMode" : "stable"
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} ,
"expected" : "success"
} ,
{
"name" : "mint" ,
"description" : "Mint 30 DAI to cover the interest" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "30" ,
"user" : "3"
} ,
"expected" : "success"
} ,
{
"name" : "approve" ,
"args" : {
"reserve" : "DAI" ,
"user" : "3"
} ,
"expected" : "success"
} ,
{
"name" : "repay" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "-1" ,
"user" : "3" ,
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"onBehalfOf" : "3" ,
"borrowRateMode" : "stable"
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} ,
"expected" : "success"
} ,
{
"name" : "mint" ,
"description" : "Mint 30 DAI to cover the interest" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "30" ,
"user" : "4"
} ,
"expected" : "success"
} ,
{
"name" : "approve" ,
"args" : {
"reserve" : "DAI" ,
"user" : "4"
} ,
"expected" : "success"
} ,
{
"name" : "repay" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "-1" ,
"user" : "4" ,
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"onBehalfOf" : "4" ,
"borrowRateMode" : "stable"
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} ,
"expected" : "success"
} ,
{
"name" : "redeem" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "-1" ,
"user" : "0"
} ,
"expected" : "success"
}
]
} ,
{
"description" : "User 0 deposits 1000 DAI, user 1 deposits 2 ETH and borrow 100 DAI at stable rate first, then 100 DAI at variable rate, repays everything. User 0 redeems" ,
"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" : "deposit" ,
"args" : {
"reserve" : "ETH" ,
"amount" : "2" ,
"user" : "1" ,
"sendValue" : "2"
} ,
"expected" : "success"
} ,
{
"name" : "borrow" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "100" ,
"borrowRateMode" : "stable" ,
"user" : "1" ,
"timeTravel" : "365"
} ,
"expected" : "success"
} ,
{
"name" : "borrow" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "100" ,
"borrowRateMode" : "variable" ,
"user" : "1" ,
"timeTravel" : "365"
} ,
"expected" : "success"
} ,
{
"name" : "mint" ,
"description" : "Mint 50 DAI to cover the interest" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "50" ,
"user" : "1"
} ,
"expected" : "success"
} ,
{
"name" : "approve" ,
"args" : {
"reserve" : "DAI" ,
"user" : "1"
} ,
"expected" : "success"
} ,
{
"name" : "repay" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "-1" ,
"user" : "1" ,
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"onBehalfOf" : "1" ,
"borrowRateMode" : "stable"
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} ,
"expected" : "success"
} ,
{
"name" : "redeem" ,
"args" : {
"reserve" : "DAI" ,
"amount" : "-1" ,
"user" : "0"
} ,
"expected" : "success"
}
]
}
]
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}