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| author |  Clément Pit--Claudel <clement.pitclaudel@live.com> | 2015-08-20 10:37:27 -0700 |
|---|---|---|
| committer | Clément Pit--Claudel <clement.pitclaudel@live.com> | 2015-08-20 10:37:27 -0700 |
| commit | 0478d0c42a9e824f288bdbdd74ca99f86b36a345 (patch) | |
| tree | 0e51114fed54adb1229690afba9923b39a5aa16a /Test/triggers | |
| parent | aeb38d63369ee5b584ef9f5574c7371aea423759 (diff) | |
Add unit tests for trigger-related error messages
Diffstat (limited to 'Test/triggers')
| -rw-r--r-- | Test/triggers/loop-detection-messages--unit-tests.dfy | 29 | ||||
| -rw-r--r-- | Test/triggers/loop-detection-messages--unit-tests.dfy.expect | 13 |
2 files changed, 42 insertions, 0 deletions
diff --git a/Test/triggers/loop-detection-messages--unit-tests.dfy b/Test/triggers/loop-detection-messages--unit-tests.dfy new file mode 100644 index 00000000..d5439e09 --- /dev/null +++ b/Test/triggers/loop-detection-messages--unit-tests.dfy @@ -0,0 +1,29 @@ +// RUN: %dafny /compile:0 /print:"%t.print" /dprint:"%t.dprint" /autoTriggers:1 "%s" > "%t"
+// RUN: %diff "%s.expect" "%t"
+
+// This file is a series of basic tests for loop detection, focusing on the
+// warnings and information messages
+
+function f(i: int): int
+function g(i: int): int
+
+method M() {
+ assert forall i :: false ==> f(i) == f(f(i));
+ assert forall i :: false ==> f(i) == f(i+1);
+ assert forall i {:matchingloop} :: false ==> f(i) == f(i+1);
+
+ assert forall i :: false ==> f(i) == f(i+1) && f(i) == g(i);
+ assert forall i :: false ==> f(i) == f(i+1) && f(i) == f(i);
+ assert forall i {:matchingloop} :: false ==> f(i) == f(i+1) && f(i) == f(i);
+
+ assert forall i :: false ==> f(i) == 0;
+ assert forall i :: false ==> f(i+1) == 0;
+ assert forall i {:autotriggers false} :: false ==> f(i+1) == 0;
+
+ assert forall i, j: int :: false ==> f(i) == f(j);
+ assert forall i, j: int :: false ==> f(i) == f(i);
+ assert forall i, j: int :: false ==> f(i) == f(i) && g(j) == 0;
+ assert forall i, j: int :: false ==> f(i) == f(i) && g(j+1) == 0;
+ assert forall i, j: int {:autotriggers false} :: false ==> f(i) == f(i);
+ assert forall i, j: int {:trigger f(i), g(j)} :: false ==> f(i) == f(i);
+}
diff --git a/Test/triggers/loop-detection-messages--unit-tests.dfy.expect b/Test/triggers/loop-detection-messages--unit-tests.dfy.expect new file mode 100644 index 00000000..1ebc0bce --- /dev/null +++ b/Test/triggers/loop-detection-messages--unit-tests.dfy.expect @@ -0,0 +1,13 @@ +loop-detection-messages--unit-tests.dfy(12,9): Warning: Selected triggers: {f(i)} (loops with {f(i + 1)})
+ (!) Suppressing loops would leave this expression without triggers.
+loop-detection-messages--unit-tests.dfy(16,9): Warning: For expression {false ==> f(i) == f(i + 1)}:
+ Selected triggers: {f(i)} (loops with {f(i + 1)})
+ (!) Suppressing loops would leave this expression without triggers.
+loop-detection-messages--unit-tests.dfy(20,9): Warning: (!) No terms found to trigger on.
+loop-detection-messages--unit-tests.dfy(24,9): Warning: (!) No trigger covering all quantified variables found.
+loop-detection-messages--unit-tests.dfy(26,9): Warning: For expression {false ==> f(i) == f(i)}:
+ (!) No trigger covering all quantified variables found.
+loop-detection-messages--unit-tests.dfy(26,9): Warning: For expression {false ==> g(j + 1) == 0}:
+ (!) No trigger covering all quantified variables found.
+
+Dafny program verifier finished with 4 verified, 0 errors
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