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fix: added check for empty path in 06-solomachine #2741

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merged 4 commits into from
Nov 18, 2022
Merged

fix: added check for empty path in 06-solomachine #2741

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5a95a05
added check for empty path
charleenfei Nov 14, 2022
bcb9e09
Merge branch 'main' into charly/1916_solomachine_assert
charleenfei Nov 15, 2022
e182349
update test, pr comments
charleenfei Nov 15, 2022
7f206cd
Merge branch 'main' into charly/1916_solomachine_assert
damiannolan Nov 18, 2022
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4 changes: 4 additions & 0 deletions modules/light-clients/06-solomachine/client_state.go
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Original file line number Diff line number Diff line change
Expand Up @@ -125,6 +125,10 @@ func (cs *ClientState) VerifyMembership(
return sdkerrors.Wrapf(sdkerrors.ErrInvalidType, "expected %T, got %T", commitmenttypes.MerklePath{}, path)
}

if merklePath.Empty() {
return sdkerrors.Wrap(commitmenttypes.ErrInvalidProof, "path is empty")
}

signBytes := &SignBytes{
Sequence: sequence,
Timestamp: timestamp,
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7 changes: 7 additions & 0 deletions modules/light-clients/06-solomachine/client_state_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -517,6 +517,13 @@ func (suite *SoloMachineTestSuite) TestVerifyMembership() {
},
false,
},
{
"empty path",
func() {
path = commitmenttypes.MerklePath{}
},
false,
},
}

for _, tc := range testCases {
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