Add PUSH_TIME directive (#4275)

* Add push_time dir

* Add docs and UT

* format

Svc/FpySequencer/FpySequencer.hpp

@@ -61,6 +61,7 @@ class FpySequencer : public FpySequencerComponentBase {
         FpySequencer_DiscardDirective discard;
         FpySequencer_MemCmpDirective memCmp;
         FpySequencer_StackCmdDirective stackCmd;
+        FpySequencer_PushTimeDirective pushTime;
 
         DirectiveUnion() {}
         ~DirectiveUnion() {}
@@ -473,6 +474,9 @@ class FpySequencer : public FpySequencerComponentBase {
     //! Internal interface handler for directive_stackCmd
     void directive_stackCmd_internalInterfaceHandler(const Svc::FpySequencer_StackCmdDirective& directive) override;
 
+    //! Internal interface handler for directive_pushTime
+    void directive_pushTime_internalInterfaceHandler(const Svc::FpySequencer_PushTimeDirective& directive) override;
+
     void parametersLoaded() override;
     void parameterUpdated(FwPrmIdType id) override;
 
@@ -747,6 +751,7 @@ class FpySequencer : public FpySequencerComponentBase {
     Signal discard_directiveHandler(const FpySequencer_DiscardDirective& directive, DirectiveError& error);
     Signal memCmp_directiveHandler(const FpySequencer_MemCmpDirective& directive, DirectiveError& error);
     Signal stackCmd_directiveHandler(const FpySequencer_StackCmdDirective& directive, DirectiveError& error);
+    Signal pushTime_directiveHandler(const FpySequencer_PushTimeDirective& directive, DirectiveError& error);
 };
 
 }  // namespace Svc

Svc/FpySequencer/FpySequencerDirectives.cpp

@@ -322,6 +322,13 @@ void FpySequencer::directive_stackCmd_internalInterfaceHandler(const Svc::FpySeq
     handleDirectiveErrorCode(Fpy::DirectiveId::STACK_CMD, error);
 }
 
+//! Internal interface handler for directive_pushTime
+void FpySequencer::directive_pushTime_internalInterfaceHandler(const Svc::FpySequencer_PushTimeDirective& directive) {
+    DirectiveError error = DirectiveError::NO_ERROR;
+    this->sendSignal(this->pushTime_directiveHandler(directive, error));
+    handleDirectiveErrorCode(Fpy::DirectiveId::PUSH_TIME, error);
+}
+
 //! Internal interface handler for directive_waitRel
 Signal FpySequencer::waitRel_directiveHandler(const FpySequencer_WaitRelDirective& directive, DirectiveError& error) {
     if (this->m_runtime.stackSize < 8) {
@@ -443,7 +450,7 @@ Signal FpySequencer::pushTlmValAndTime_directiveHandler(const FpySequencer_PushT
         return Signal::stmtResponse_failure;
     }
 
-    U8 tlmTimeBuf[Fw::Time::SERIALIZED_SIZE];
+    U8 tlmTimeBuf[Fw::Time::SERIALIZED_SIZE] = {};
     Fw::ExternalSerializeBuffer timeEsb(tlmTimeBuf, Fw::Time::SERIALIZED_SIZE);
     Fw::SerializeStatus stat = timeEsb.serializeFrom(tlmTime);
 
@@ -1240,4 +1247,25 @@ Signal FpySequencer::stackCmd_directiveHandler(const FpySequencer_StackCmdDirect
 
     return Signal::stmtResponse_success;
 }
+
+Signal FpySequencer::pushTime_directiveHandler(const FpySequencer_PushTimeDirective& directive, DirectiveError& error) {
+    if (Fpy::MAX_STACK_SIZE - Fw::Time::SERIALIZED_SIZE < this->m_runtime.stackSize) {
+        error = DirectiveError::STACK_OVERFLOW;
+        return Signal::stmtResponse_failure;
+    }
+
+    Fw::Time currentTime = this->getTime();
+
+    U8 currentTimeBuf[Fw::Time::SERIALIZED_SIZE] = {};
+    Fw::ExternalSerializeBuffer timeEsb(currentTimeBuf, Fw::Time::SERIALIZED_SIZE);
+    Fw::SerializeStatus stat = timeEsb.serializeFrom(currentTime);
+
+    // coding error if this failed, we should have enough space
+    FW_ASSERT(stat == Fw::SerializeStatus::FW_SERIALIZE_OK, static_cast<FwAssertArgType>(stat));
+
+    // push time to end of stack
+    memcpy(this->m_runtime.stack + this->m_runtime.stackSize, timeEsb.getBuffAddr(), timeEsb.getBuffLength());
+    this->m_runtime.stackSize += static_cast<Fpy::StackSizeType>(timeEsb.getBuffLength());
+    return Signal::stmtResponse_success;
+}
 }  // namespace Svc

Svc/FpySequencer/FpySequencerDirectives.fppi

@@ -113,6 +113,11 @@ struct StackCmdDirective {
     argsSize: Fpy.StackSizeType
 }
 
+@ pushes the current Fw.Time struct to the stack
+struct PushTimeDirective {
+    _empty: U8
+}
+
 internal port directive_waitRel(directive: WaitRelDirective) priority 6 assert
 
 internal port directive_waitAbs(directive: WaitAbsDirective) priority 6 assert
@@ -149,6 +154,8 @@ internal port directive_memCmp(directive: MemCmpDirective) priority 6 assert
 
 internal port directive_stackCmd(directive: StackCmdDirective) priority 6 assert
 
+internal port directive_pushTime(directive: PushTimeDirective) priority 6 assert
+
 enum DirectiveErrorCode {
     NO_ERROR
     STMT_OUT_OF_BOUNDS

Svc/FpySequencer/FpySequencerRunState.cpp

@@ -348,6 +348,16 @@ Fw::Success FpySequencer::deserializeDirective(const Fpy::Statement& stmt, Direc
             }
             break;
         }
+        case Fpy::DirectiveId::PUSH_TIME: {
+            new (&deserializedDirective.pushTime) FpySequencer_PushTimeDirective();
+            if (argBuf.getBuffLeft() != 0) {
+                this->log_WARNING_HI_DirectiveDeserializeError(stmt.get_opCode(), this->currentStatementIdx(),
+                                                               Fw::SerializeStatus::FW_DESERIALIZE_SIZE_MISMATCH,
+                                                               argBuf.getBuffLeft(), argBuf.getBuffLength());
+                return Fw::Success::FAILURE;
+            }
+            break;
+        }
         default: {
             // unsure what this opcode is. check compiler version matches sequencer
             this->log_WARNING_HI_UnknownSequencerDirective(stmt.get_opCode(), this->currentStatementIdx(),
@@ -487,6 +497,10 @@ void FpySequencer::dispatchDirective(const DirectiveUnion& directive, const Fpy:
             this->directive_stackCmd_internalInterfaceInvoke(directive.stackCmd);
             return;
         }
+        case Fpy::DirectiveId::PUSH_TIME: {
+            this->directive_pushTime_internalInterfaceInvoke(directive.pushTime);
+            return;
+        }
     }
     // coding err
     FW_ASSERT(0, static_cast<FwAssertArgType>(id));

Svc/FpySequencer/FpySequencerTypes.fpp

@@ -94,6 +94,7 @@ module Svc {
             MEMCMP = 65
             STACK_CMD = 66
             PUSH_TLM_VAL_AND_TIME = 67
+            PUSH_TIME = 68
         }
 
         struct Header {

Svc/FpySequencer/docs/sdd.md

@@ -96,3 +96,4 @@ The FpySequencer has a set of debugging commands which can be used to pause and
 | 65 | MEMCMP | Compares two memory regions on the stack |
 | 66 | STACK_CMD | Dispatches a command with arguments from the stack |
 | 67 | PUSH_TLM_VAL_AND_TIME | Gets a telemetry channel and pushes its value, and then its time, onto the stack |
+| 68 | PUSH_TIME | Pushes the current time, from the `timeCaller` port, to the stack |

Svc/FpySequencer/test/ut/FpySequencerTestMain.cpp

@@ -996,6 +996,39 @@ TEST_F(FpySequencerTester, memCmp) {
     ASSERT_EQ(err, DirectiveError::STACK_ACCESS_OUT_OF_BOUNDS);
 }
 
+TEST_F(FpySequencerTester, pushTime) {
+    FpySequencer_PushTimeDirective directive;
+    DirectiveError err = DirectiveError::NO_ERROR;
+    Fw::Time testTime(TimeBase::TB_WORKSTATION_TIME, 0, 100, 100);
+    setTestTime(testTime);
+    tester_get_m_runtime_ptr()->stackSize = 0;
+    Signal result = tester_pushTime_directiveHandler(directive, err);
+    ASSERT_EQ(tester_get_m_runtime_ptr()->stackSize, Fw::Time::SERIALIZED_SIZE);
+    ASSERT_EQ(result, Signal::stmtResponse_success);
+    ASSERT_EQ(err, DirectiveError::NO_ERROR);
+
+    // make sure deser'd time is same as input time
+    Fw::Time deserTime;
+    Fw::ExternalSerializeBuffer esb(tester_get_m_runtime_ptr()->stack, Fw::Time::SERIALIZED_SIZE);
+    esb.setBuffLen(Fw::Time::SERIALIZED_SIZE);
+    ASSERT_EQ(esb.deserializeTo(deserTime), Fw::SerializeStatus::FW_SERIALIZE_OK);
+    ASSERT_EQ(deserTime, testTime);
+    clearHistory();
+
+    // check almost overflow
+    tester_get_m_runtime_ptr()->stackSize = Fpy::MAX_STACK_SIZE - Fw::Time::SERIALIZED_SIZE;
+    result = tester_pushTime_directiveHandler(directive, err);
+    ASSERT_EQ(result, Signal::stmtResponse_success);
+    ASSERT_EQ(tester_get_m_runtime_ptr()->stackSize, Fpy::MAX_STACK_SIZE);
+    ASSERT_EQ(err, DirectiveError::NO_ERROR);
+
+    // check overflow
+    tester_get_m_runtime_ptr()->stackSize = Fpy::MAX_STACK_SIZE - Fw::Time::SERIALIZED_SIZE + 1;
+    result = tester_pushTime_directiveHandler(directive, err);
+    ASSERT_EQ(result, Signal::stmtResponse_failure);
+    ASSERT_EQ(err, DirectiveError::STACK_OVERFLOW);
+}
+
 TEST_F(FpySequencerTester, checkShouldWakeMismatchBase) {
     Fw::Time testTime(TimeBase::TB_WORKSTATION_TIME, 0, 100, 100);
     setTestTime(testTime);

Svc/FpySequencer/test/ut/FpySequencerTester.cpp

@@ -276,6 +276,10 @@ void FpySequencerTester::add_MEMCMP(FpySequencer_MemCmpDirective dir) {
     FW_ASSERT(buf.serializeFrom(dir) == Fw::SerializeStatus::FW_SERIALIZE_OK);
     addDirective(Fpy::DirectiveId::MEMCMP, buf);
 }
+void FpySequencerTester::add_PUSH_TIME() {
+    Fw::StatementArgBuffer buf;
+    addDirective(Fpy::DirectiveId::PUSH_TIME, buf);
+}
 //! Handle a text event
 void FpySequencerTester::textLogIn(FwEventIdType id,                //!< The event ID
                                    const Fw::Time& timeTag,         //!< The time
@@ -406,6 +410,11 @@ Fw::Success FpySequencerTester::tester_deserializeDirective(const Fpy::Statement
     return this->cmp.deserializeDirective(stmt, deserializedDirective);
 }
 
+Signal FpySequencerTester::tester_pushTime_directiveHandler(const FpySequencer_PushTimeDirective& directive,
+                                                            DirectiveError& err) {
+    return this->cmp.pushTime_directiveHandler(directive, err);
+}
+
 Svc::Signal FpySequencerTester::tester_dispatchStatement() {
     return this->cmp.dispatchStatement();
 }

Svc/FpySequencer/test/ut/FpySequencerTester.hpp

@@ -111,6 +111,7 @@ class FpySequencerTester : public FpySequencerGTestBase, public ::testing::Test
     void add_STACK_CMD(FpySequencer_StackCmdDirective dir);
     void add_MEMCMP(Fpy::StackSizeType size);
     void add_MEMCMP(FpySequencer_MemCmpDirective dir);
+    void add_PUSH_TIME();
     template <typename T>
     void add_PUSH_VAL(T val);
     //! Handle a text event
@@ -153,6 +154,7 @@ class FpySequencerTester : public FpySequencerGTestBase, public ::testing::Test
     Signal tester_discard_directiveHandler(const FpySequencer_DiscardDirective& directive, DirectiveError& err);
     Signal tester_stackCmd_directiveHandler(const FpySequencer_StackCmdDirective& directive, DirectiveError& err);
     Signal tester_memCmp_directiveHandler(const FpySequencer_MemCmpDirective& directive, DirectiveError& err);
+    Signal tester_pushTime_directiveHandler(const FpySequencer_PushTimeDirective& directive, DirectiveError& err);
     DirectiveError tester_op_or();
     DirectiveError tester_op_and();
     DirectiveError tester_op_ieq();