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author | Benjamin Barenblat <bbaren@mit.edu> | 2016-05-30 17:58:02 -0400 |
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committer | Benjamin Barenblat <bbaren@mit.edu> | 2016-05-30 17:58:02 -0400 |
commit | e67c951ad9c5c637e36a6f025ba3d6e3ad945416 (patch) | |
tree | 0cfb5c339602e4bdebf4bf97f3f0ccc3923c14d1 /Test/dafny0/ISets.dfy | |
parent | 000aa762e1fee4b9bd83ec3d7c8b61fd203e2c9d (diff) | |
parent | df5c5f547990c1f80ab7594a1f9287ee03a61754 (diff) |
Merge commit 'df5c5f5'
Diffstat (limited to 'Test/dafny0/ISets.dfy')
-rw-r--r-- | Test/dafny0/ISets.dfy | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/Test/dafny0/ISets.dfy b/Test/dafny0/ISets.dfy new file mode 100644 index 00000000..703039c8 --- /dev/null +++ b/Test/dafny0/ISets.dfy @@ -0,0 +1,43 @@ +// RUN: %dafny /compile:0 /print:"%t.print" /dprint:"%t.dprint" "%s" > "%t"
+// RUN: %diff "%s.expect" "%t"
+
+ghost method M()
+{
+ ghost var s := iset{2};
+ // test "in"
+ if(2 in s)
+ {
+ }
+ else
+ { assert false; }
+ // test "!in"
+ if(3 !in s)
+ {
+ }
+ else
+ { assert false; }
+
+ if(s == iset{2})
+ {
+ }
+ else
+ { assert false; }
+}
+
+ghost method m1() {
+ var s1:iset<int> := iset{}; // the empty set
+ var s2 := iset{1, 2, 3}; // set contains exactly 1, 2, and 3
+ assert s2 == iset{1,1,2,3,3,3,3}; // same as before
+ var s3, s4 := iset{1,2}, iset{1,4};
+
+ assert s2 + s4 == iset{1,2,3,4}; // set union
+ assert s2 * s3 == iset{1,2} && s2 * s4 == iset{1}; // set intersection
+ assert s2 - s3 == iset{3}; // set difference
+
+ assert (iset x | x in s2 :: x+1) == iset{2,3,4}; // set comprehension
+ assert 17 in (iset x: int | true :: x); // set comprehension
+
+ assert (imap x: int | true :: x+1)[14] == 15;
+}
+
+
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