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-rw-r--r--googletest/samples/sample4.cc10
1 files changed, 10 insertions, 0 deletions
diff --git a/googletest/samples/sample4.cc b/googletest/samples/sample4.cc
index 2f7c87a..724bcb5 100644
--- a/googletest/samples/sample4.cc
+++ b/googletest/samples/sample4.cc
@@ -38,6 +38,16 @@ int Counter::Increment() {
return counter_++;
}
+// Returns the current counter value, and decrements it.
+// counter can not be less than 0, return 0 in this case
+ int Counter::Decrement() {
+ if (counter_==0){
+ return counter_;
+ }
+ else
+ return counter_--;
+ }
+
// Prints the current counter value to STDOUT.
void Counter::Print() const {
printf("%d", counter_);