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// RUN: %dafny /compile:3 "%s" > "%t"
// RUN: %diff "%s.expect" "%t"
method M1()
{
var m := map [{10, 20} := 33];
assert {10, 20} in m; // succeeds
print {10, 20} in m, "\n"; // prints False
}
method M1'()
{
var m := map [{10, 20} := 33];
assert {10, 20} == {20, 10};
assert {20, 10} in m; // succeeds
print {20, 10} in m, "\n"; // prints False
}
method M2()
{
var m := map [(map [1 := 10, 2 := 20]) := 33];
assert (map [1 := 10, 2 := 20]) in m; // succeeds
print (map [1 := 10, 2 := 20]) in m, "\n"; // prints False
}
method M2'()
{
var m := map [(map [1 := 10, 2 := 20]) := 33];
assert (map [1 := 10, 2 := 20] == map [2 := 20, 1 := 10]);
assert (map [2 := 20, 1 := 10]) in m; // succeeds
print (map [2 := 20, 1 := 10]) in m, "\n"; // prints False
}
method M3()
{
var m := map [(multiset{10, 20}) := 33];
assert (multiset{10, 20}) in m; // succeeds
print (multiset{10, 20}) in m, "\n"; // prints False
}
method M3'()
{
var m := map [(multiset{10, 20}) := 33];
assert multiset{10, 20} == multiset{20, 10};
assert (multiset{20, 10}) in m; // succeeds
print (multiset{20, 10}) in m, "\n"; // prints False
}
method M4()
{
var m := map [[10, 20] := 33];
assert [10, 20] in m; // succeeds
print [10, 20] in m, "\n"; // prints False
}
method Main()
{
M1();
M1'();
M2();
M2'();
M3();
M3'();
M4();
}
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