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Proper log initialization

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This commit is contained in:
Pavel Kirienko
2015-05-03 20:10:25 +03:00
parent b1f5313fcb
commit a7dd5f9aea
3 changed files with 58 additions and 9 deletions
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libuavcan/test/protocol/dynamic_node_id_allocation_server.cpp
+24 -3
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@@ -9,10 +9,16 @@
class StorageBackend : public uavcan::IDynamicNodeIDStorageBackend
{
public:
typedef std::map<String, String> Container;
Container container_;
bool fail_;
public:
StorageBackend()
: fail_(false)
{ }
virtual String get(const String& key) const
{
const Container::const_iterator it = container_.find(key);
@@ -28,7 +34,13 @@ public:
container_[key] = value;
}
void printContainer() const
void failOnSetCalls(bool really) { fail_ = really; }
void reset() { container_.clear(); }
unsigned getNumKeys() const { return unsigned(container_.size()); }
void print() const
{
for (Container::const_iterator it = container_.begin(); it != container_.end(); ++it)
{
@@ -122,12 +134,16 @@ TEST(DynamicNodeIDAllocationServer, MarshallingStorageDecorator)
TEST(DynamicNodeIDAllocationServer, LogInitialization)
{
const unsigned NumEntriesInStorageWithEmptyLog = 4; // last index + 3 items per log entry
// No log data in the storage - initializing empty log
{
StorageBackend storage;
uavcan::dynamic_node_id_server_impl::Log log(storage);
ASSERT_EQ(0, storage.getNumKeys());
ASSERT_LE(0, log.init());
ASSERT_EQ(NumEntriesInStorageWithEmptyLog, storage.getNumKeys());
ASSERT_EQ(0, log.getLastIndex());
ASSERT_EQ(0, log.getEntryAtIndex(0)->term);
ASSERT_EQ(0, log.getEntryAtIndex(0)->node_id);
@@ -141,11 +157,13 @@ TEST(DynamicNodeIDAllocationServer, LogInitialization)
storage.set("log_last_index", "0");
ASSERT_LE(-uavcan::ErrFailure, log.init()); // Expected one entry, none found
ASSERT_EQ(1, storage.getNumKeys());
storage.set("log0_term", "0");
storage.set("log0_unique_id", "00000000000000000000000000000000");
storage.set("log0_node_id", "0");
ASSERT_LE(0, log.init()); // OK now
ASSERT_EQ(NumEntriesInStorageWithEmptyLog, storage.getNumKeys());
ASSERT_EQ(0, log.getLastIndex());
ASSERT_EQ(0, log.getEntryAtIndex(0)->term);
}
@@ -161,7 +179,8 @@ TEST(DynamicNodeIDAllocationServer, LogInitialization)
ASSERT_LE(-uavcan::ErrFailure, log.init()); // Bad value
storage.set("log_last_index", "0");
ASSERT_LE(-uavcan::ErrFailure, log.init()); // OK
ASSERT_LE(-uavcan::ErrFailure, log.init()); // No log items
ASSERT_EQ(1, storage.getNumKeys());
storage.set("log0_term", "0");
storage.set("log0_unique_id", "00000000000000000000000000000000");
@@ -169,6 +188,7 @@ TEST(DynamicNodeIDAllocationServer, LogInitialization)
ASSERT_LE(-uavcan::ErrFailure, log.init()); // Failed
ASSERT_EQ(0, log.getLastIndex());
ASSERT_EQ(0, log.getEntryAtIndex(0)->term);
ASSERT_EQ(4, storage.getNumKeys());
}
// Nonempty storage, many items
{
@@ -184,6 +204,7 @@ TEST(DynamicNodeIDAllocationServer, LogInitialization)
storage.set("log1_node_id", "127");
ASSERT_LE(0, log.init()); // OK now
ASSERT_EQ(7, storage.getNumKeys());
ASSERT_EQ(1, log.getLastIndex());
ASSERT_EQ(0, log.getEntryAtIndex(0)->term);