nearby: snapshot as of cl/296436629

Signed-off-by: Alexey Polyudov <apolyudov@google.com> Change-Id: I2cf5bf225b76f4c1541954651f3a7544a14e0cec
2026-09-16 07:36:10 -04:00 · 2020-04-04 12:52:31 -07:00
parent 598516303b
commit 204f76077d
195 changed files with 27318 additions and 0 deletions
@@ -0,0 +1,47 @@
+#include "platform/container_of.h"
+
+#include "gmock/gmock.h"
+#include "gtest/gtest.h"
+
+namespace location::nearby {
+
+TEST(OffsetOf, OffsetOfTest) {
+  struct [[gnu::packed]] S {
+    char x;
+    double y;
+  };
+  EXPECT_EQ(OffsetOf(&S::x), 0U);
+  EXPECT_EQ(OffsetOf(&S::y), sizeof(S::x));
+}
+
+TEST(OffsetOf, ExplicitOffsetOfTest) {
+  struct [[gnu::packed]] S1 { int x; };
+  struct [[gnu::packed]] S2 { double y; };
+  struct [[gnu::packed]] S : public S1, S2 { char t; };
+  EXPECT_EQ((OffsetOf<decltype(std::declval<S>().x), S>(&S::x)), 0U);
+  EXPECT_EQ((OffsetOf<decltype(std::declval<S>().y), S>(&S::y)), sizeof(S::x));
+}
+
+TEST(ContainerOf, ContainerOfTest) {
+  struct [[gnu::packed]] S {
+    char x;
+    double y;
+  } s;
+  char* p = &s.x;
+  double* q = &s.y;
+  EXPECT_EQ(ContainerOf(p, &S::x), &s);
+  EXPECT_EQ(ContainerOf(q, &S::y), &s);
+}
+
+TEST(ContainerOf, ContainerOfTestConst) {
+  struct [[gnu::packed]] S {
+    char x;
+    double y;
+  } s;
+  const char* p = &s.x;
+  const double* q = &s.y;
+  EXPECT_EQ(ContainerOf(p, &S::x), &s);
+  EXPECT_EQ(ContainerOf(q, &S::y), &s);
+}
+
+}  // namespace location::nearby