Check for overflow in String8::real_append.
Bug: http://b/178822418
Test: new tests
Change-Id: I73631a070ade0689441abe5645ba5a5f64a58675
diff --git a/libutils/String8_test.cpp b/libutils/String8_test.cpp
index 9efcc6f..1356cd0 100644
--- a/libutils/String8_test.cpp
+++ b/libutils/String8_test.cpp
@@ -15,13 +15,14 @@
*/
#define LOG_TAG "String8_test"
+
#include <utils/Log.h>
#include <utils/String8.h>
#include <utils/String16.h>
#include <gtest/gtest.h>
-namespace android {
+using namespace android;
class String8Test : public testing::Test {
protected:
@@ -101,4 +102,15 @@
String8 valid = String8(String16(tmp));
EXPECT_STREQ(valid, "abcdef");
}
+
+TEST_F(String8Test, append) {
+ String8 s;
+ EXPECT_EQ(OK, s.append("foo"));
+ EXPECT_STREQ("foo", s);
+ EXPECT_EQ(OK, s.append("bar"));
+ EXPECT_STREQ("foobar", s);
+ EXPECT_EQ(OK, s.append("baz", 0));
+ EXPECT_STREQ("foobar", s);
+ EXPECT_EQ(NO_MEMORY, s.append("baz", SIZE_MAX));
+ EXPECT_STREQ("foobar", s);
}