Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Add extended_asset operators and unit tests. #117

Merged
merged 2 commits into from
Mar 24, 2023
+174 −38
Merged

Add extended_asset operators and unit tests. #117

Show file tree
Hide file tree
Changes from 1 commit
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
3f60611
Add extended_asset operators and tests.
ScottBailey Mar 21, 2023
84d75fe
Use consts for asset values in extended_asset test.
ScottBailey Mar 23, 2023
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
47 changes: 43 additions & 4 deletions libraries/eosiolib/core/eosio/asset.hpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -462,30 +462,69 @@ namespace eosio {
return a;
}

/// Multiplication operator.
extended_asset& operator*=( int64_t b ) {
quantity *= b;
return *this;
}

/// Multiplication operator.
friend extended_asset operator*( const extended_asset& a, int64_t b ) {
return {a.quantity * b, a.contract};
}

/// Multiplication operator.
friend extended_asset operator*( int64_t a, const extended_asset& b ) {
return {a * b.quantity, b.contract};
}

/// Division operator. Follows format of 'int64_t operator/( const asset& a, const asset& b )'.
friend int64_t operator/( const extended_asset& a, const extended_asset& b ) {
eosio::check( a.contract == b.contract, "type mismatch" );
return a.quantity / b.quantity;
}

/// Division operator.
extended_asset& operator/=( int64_t b ) {
quantity /= b;
return *this;
}

/// Division operator.
friend extended_asset operator/( const extended_asset& a, int64_t b ) {
return {a.quantity / b, a.contract};
}


/// Less than operator
friend bool operator<( const extended_asset& a, const extended_asset& b ) {
eosio::check( a.contract == b.contract, "type mismatch" );
return a.quantity < b.quantity;
}

/// Greater than operator
friend bool operator>( const extended_asset& a, const extended_asset& b ) {
eosio::check( a.contract == b.contract, "type mismatch" );
return a.quantity > b.quantity;
}

/// Comparison operator
/// Equality operator
friend bool operator==( const extended_asset& a, const extended_asset& b ) {
return std::tie(a.quantity, a.contract) == std::tie(b.quantity, b.contract);
}

/// Comparison operator
/// Inequality operator
friend bool operator!=( const extended_asset& a, const extended_asset& b ) {
return std::tie(a.quantity, a.contract) != std::tie(b.quantity, b.contract);
}

/// Comparison operator
/// Less than or equal operator
friend bool operator<=( const extended_asset& a, const extended_asset& b ) {
eosio::check( a.contract == b.contract, "type mismatch" );
return a.quantity <= b.quantity;
}

/// Comparison operator
/// Greater than or equal operator
friend bool operator>=( const extended_asset& a, const extended_asset& b ) {
eosio::check( a.contract == b.contract, "type mismatch" );
return a.quantity >= b.quantity;
Expand Down
88 changes: 88 additions & 0 deletions tests/unit/asset_tests.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -491,6 +491,84 @@ EOSIO_TEST_BEGIN(extended_asset_type_test)
})
)

// --------------------------------------------------------------------------
// extended_asset& operator*=( int64_t b )
CHECK_EQUAL( (extended_asset{ asset{ 0LL, sym_no_prec}, {}} *= 0LL ), (extended_asset{ asset{ 0LL, sym_no_prec}, {}}) );
CHECK_EQUAL( (extended_asset{ asset{ 2LL, sym_no_prec}, {}} *= 1LL ), (extended_asset{ asset{ 2LL, sym_no_prec}, {}}) );
CHECK_EQUAL( (extended_asset{ asset{ 2LL, sym_no_prec}, {}} *= -1LL ), (extended_asset{ asset{-2LL, sym_no_prec}, {}}) );

CHECK_ASSERT( "multiplication underflow", (
[&]() {
extended_asset{ asset{asset_min, sym_no_prec}, {}} *= 2LL;
})
)

CHECK_ASSERT( "multiplication overflow", (
[&]() {
extended_asset{ asset{ asset_max, sym_no_prec}, {}} *= 2LL;
})
)

// --------------------------------------------------------------------------
// friend extended_asset operator*( const extended_asset& a, int64_t b )
CHECK_EQUAL( (extended_asset{ asset{ 0LL, sym_no_prec}, {}} * 0LL ), (extended_asset{ asset{ 0LL, sym_no_prec}, {}}) );
CHECK_EQUAL( (extended_asset{ asset{ 2LL, sym_no_prec}, {}} * 1LL ), (extended_asset{ asset{ 2LL, sym_no_prec}, {}}) );
CHECK_EQUAL( (extended_asset{ asset{ 2LL, sym_no_prec}, {}} * -1LL ), (extended_asset{ asset{-2LL, sym_no_prec}, {}}) );

CHECK_ASSERT( "multiplication underflow", (
[&]() {
extended_asset{ asset{asset_min, sym_no_prec}, {}} * 2LL;
})
)

CHECK_ASSERT( "multiplication overflow", (
[&]() {
extended_asset{ asset{ asset_max, sym_no_prec}, {}} * 2LL;
})
)

// --------------------------------------------------------------------------
// friend extended_asset operator*( int64_t a, const extended_asset& b )
CHECK_EQUAL( ( 0LL * extended_asset{ asset{ 0LL, sym_no_prec}, {}} ), (extended_asset{ asset{ 0LL, sym_no_prec}, {}}) );
CHECK_EQUAL( ( 1LL * extended_asset{ asset{ 2LL, sym_no_prec}, {}} ), (extended_asset{ asset{ 2LL, sym_no_prec}, {}}) );
CHECK_EQUAL( (-1LL * extended_asset{ asset{ 2LL, sym_no_prec}, {}} ), (extended_asset{ asset{-2LL, sym_no_prec}, {}}) );

CHECK_ASSERT( "multiplication underflow", (
[&]() {
2LL * extended_asset{ asset{asset_min, sym_no_prec}, {}};
})
)

CHECK_ASSERT( "multiplication overflow", (
[&]() {
2LL * extended_asset{ asset{ asset_max, sym_no_prec}, {}};
})
)

// --------------------------------------------------------------------------
// friend int64_t operator/( const extended_asset& a, const extended_asset& b )
CHECK_EQUAL( (extended_asset{ asset{ 0LL, sym_no_prec}, {}} / extended_asset{ asset{ 1LL, sym_no_prec}, {}}), 0LL )
CHECK_EQUAL( (extended_asset{ asset{ 1LL, sym_no_prec}, {}} / extended_asset{ asset{ 1LL, sym_no_prec}, {}}), 1LL )
CHECK_EQUAL( (extended_asset{ asset{ 4LL, sym_no_prec}, {}} / extended_asset{ asset{ 2LL, sym_no_prec}, {}}), 2LL )
CHECK_EQUAL( (extended_asset{ asset{-4LL, sym_no_prec}, {}} / extended_asset{ asset{ 2LL, sym_no_prec}, {}}), -2LL )
CHECK_EQUAL( (extended_asset{ asset{-4LL, sym_no_prec}, {}} / extended_asset{ asset{-2LL, sym_no_prec}, {}}), 2LL )

// --------------------------------------------------------------------------
// friend extended_asset& operator/=( extended_asset& a, int64_t b )
CHECK_EQUAL( (extended_asset{ asset{ 0LL, sym_no_prec}, {}} /= 1LL ), (extended_asset{ asset{ 0LL, sym_no_prec}, {}}) )
CHECK_EQUAL( (extended_asset{ asset{ 1LL, sym_no_prec}, {}} /= 1LL ), (extended_asset{ asset{ 1LL, sym_no_prec}, {}}) )
CHECK_EQUAL( (extended_asset{ asset{ 4LL, sym_no_prec}, {}} /= 2LL ), (extended_asset{ asset{ 2LL, sym_no_prec}, {}}) )
CHECK_EQUAL( (extended_asset{ asset{-4LL, sym_no_prec}, {}} /= 2LL ), (extended_asset{ asset{-2LL, sym_no_prec}, {}}) )
CHECK_EQUAL( (extended_asset{ asset{-4LL, sym_no_prec}, {}} /= -2LL ), (extended_asset{ asset{ 2LL, sym_no_prec}, {}}) )

// --------------------------------------------------------------------------
// friend extended_asset operator/( const extended_asset& a, int64_t b )
CHECK_EQUAL( (extended_asset{ asset{ 0LL, sym_no_prec}, {}} / 1LL ), (extended_asset{ asset{ 0LL, sym_no_prec}, {}}) )
CHECK_EQUAL( (extended_asset{ asset{ 1LL, sym_no_prec}, {}} / 1LL ), (extended_asset{ asset{ 1LL, sym_no_prec}, {}}) )
CHECK_EQUAL( (extended_asset{ asset{ 4LL, sym_no_prec}, {}} / 2LL ), (extended_asset{ asset{ 2LL, sym_no_prec}, {}}) )
CHECK_EQUAL( (extended_asset{ asset{-4LL, sym_no_prec}, {}} / 2LL ), (extended_asset{ asset{-2LL, sym_no_prec}, {}}) )
CHECK_EQUAL( (extended_asset{ asset{-4LL, sym_no_prec}, {}} / -2LL ), (extended_asset{ asset{ 2LL, sym_no_prec}, {}}) )

// --------------------------------------------------------------------
// friend bool operator==(const extended_asset&, const extended_asset&)
CHECK_EQUAL( (extended_asset{asset_no_prec, {}} == extended_asset{asset_no_prec, {}}), true )
Expand All @@ -512,6 +590,16 @@ EOSIO_TEST_BEGIN(extended_asset_type_test)
})
)

// -------------------------------------------------------------------
// friend bool operator>(const extended_asset&, const extended_asset&)
CHECK_EQUAL( (extended_asset{asset{ 1LL, sym_no_prec}, {}} > extended_asset{asset_no_prec, name{}}), true )
CHECK_ASSERT( "type mismatch", (
[&]() {
bool b{extended_asset{{}, name{}} > extended_asset{{}, name{"eosioaccountj"}}};
return b;
})
)

// --------------------------------------------------------------------
// friend bool operator<=(const extended_asset&, const extended_asset&)
CHECK_EQUAL( (extended_asset{asset_no_prec, name{}} <= extended_asset{asset{ 1LL, sym_no_prec}, {}}), true );
Expand Down