GCC Code Coverage Report

Directory:	src/gate/
File:	src/gate/tests/gatecore_cpp_test/test_functions.cpp
Date:	2026-05-04 21:11:01

	Exec	Total	Coverage
Lines:	93	95	97.9%
Functions:	25	25	100.0%
Branches:	100	273	36.6%

  
      Line
      Branch
      Exec
      Source
    
      #include "gate/tests.hpp"
    
      #include "gate/functions.hpp"
    
      #include "gate/callstacks.hpp"
    
      using namespace gate;
    
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      10
      GATEXX_TEST_UNIT(CallstackTrace)
    
      {
    
          Callstack::Address addrbuffer[32];
    
      4
          Result<gate::size_t> traceResult = Callstack::trace(addrbuffer, sizeof(addrbuffer) / sizeof(addrbuffer[0]));
    
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      2
          if (traceResult.hasError() && (traceResult.error() == results::NotSupported))
    
          {
    
              /* trace feature not support on platform, tests are meaningless */
    
          }
    
          else
    
          {
    
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      2
              GATEXX_TEST_REQUIRE(traceResult.hasValue());
    
      2
              gate::size_t addrbuffer_used = traceResult.value();
    
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      2
              GATEXX_TEST_REQUIRE(addrbuffer_used > 0);
    
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      4
              StringBuilder sb;
    
      4
              VoidResult printResult = Callstack::print(addrbuffer[0], sb);
    
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      2
              GATEXX_TEST_CHECK(!printResult.hasError());
    
          }
    
      2
      }
    
      static int cs_state = 0;
    
      static Callstack::Context main_context;
    
      static Callstack::Context other_context;
    
      class GATE_API_LOCAL OtherStackCode : public IRunnable
    
      {
    
      public:
    
      1
          void run() override
    
          {
    
      1
              cs_state = 1;
    
      1
              Callstack::switchTo(other_context, main_context);
    
      ✗
          }
    
      };
    
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      10
      GATEXX_TEST_UNIT(CallstackRun)
    
      {
    
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      4
          Callstack cs(4096);
    
      2
          OtherStackCode otherCode;
    
      2
          cs_state = 0;
    
      4
          Result<result_t> result = cs.run(main_context, otherCode);
    
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      2
          if (result.hasError() && (result.error() == results::NotSupported))
    
          {
    
              /* stack switching is not supported on this platform, further tests are meaningless*/
    
          }
    
          else
    
          {
    
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              GATEXX_TEST_REQUIRE(!result.hasError());
    
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      2
              GATEXX_TEST_CHECK(result.value() == results::Ok);
    
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      2
              GATEXX_TEST_CHECK(cs_state == 1);
    
          }
    
      2
      }
    
      static int fork_state = 0;
    
      class GATE_API_LOCAL MainForkCode : public IRunnable
    
      {
    
      public:
    
          Callstack::Anchor anchor;
    
      1
          void run() override
    
          {
    
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      1
              GATEXX_TEST_CHECK(fork_state == 0);
    
      1
              fork_state = 1;
    
      1
              Callstack::jumpToBranch(this->anchor);
    
      ✗
          }
    
      };
    
      class GATE_API_LOCAL BranchCode : public IRunnable
    
      {
    
      public:
    
      1
          void run() override
    
          {
    
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      1
              GATEXX_TEST_CHECK(fork_state == 1);
    
      1
              fork_state = 2;
    
      1
          }
    
      };
    
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      10
      GATEXX_TEST_UNIT(CallstackFork)
    
      {
    
      4
          MainForkCode maincode;
    
      2
          BranchCode branchcode;
    
      2
          fork_state = 0;
    
      4
          VoidResult result = Callstack::fork(maincode.anchor, maincode, branchcode);
    
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      2
          GATEXX_TEST_CHECK(!result.hasError());
    
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      2
          GATEXX_TEST_CHECK(fork_state == 2);
    
      2
      }
    
      1
      static int test_func_sargs(signed char a, short b, int c, long d, long long e)
    
      {
    
      1
          return a + b + c + d + static_cast<int>(e);
    
      }
    
      1
      static unsigned int test_func_uargs(unsigned char a, unsigned short b, unsigned int c, unsigned long d, unsigned long long e)
    
      {
    
      1
          return a + b + c + d + static_cast<unsigned>(e);
    
      }
    
      /*
    
      static int test_func_float(float a, double b, void* c)
    
      {
    
          double* const ptr = static_cast<double*>(c);
    
          GATEXX_TEST_CHECK(ptr != NULL);
    
          if(ptr)
    
          {
    
              *ptr = a + b;
    
              return static_cast<int>(*ptr);
    
          }
    
          return 0;
    
      }
    
      */
    
      static int global_test_data1 = 123;
    
      static int global_test_data2 = 234;
    
      static int global_test_data3 = 345;
    
      1
      static int test_func_pointer(void* ptr1, void* ptr2, void* ptr3)
    
      {
    
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      1
          GATEXX_TEST_CHECK(ptr1 == &global_test_data1);
    
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      1
          GATEXX_TEST_CHECK(ptr2 == &global_test_data2);
    
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      1
          GATEXX_TEST_CHECK(ptr3 == &global_test_data3);
    
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      1
          return (ptr1 == &global_test_data1) && (ptr2 == &global_test_data2) && (ptr3 == &global_test_data3)
    
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      2
              ? 777 : 0;
    
      }
    
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      10
      GATEXX_TEST_UNIT(GenericFunction)
    
      {
    
          {   // signed int
    
              FunctionArgument args[5] = {
    
                  static_cast<signed char>(1),
    
                  static_cast<signed short>(2),
    
      4
                  static_cast<signed int>(3),
    
                  static_cast<signed long>(4),
    
                  static_cast<signed long long>(5)
    
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      14
              };
    
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      4
              FunctionArgument retval = Function::invokeGeneric((gate_funcptr_t)&test_func_sargs, 0, args, 5);
    
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      2
              retval.getType();
    
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      2
              int iretval = *static_cast<int const*>(retval.getValuePtr());
    
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      2
              GATEXX_TEST_CHECK_EQUAL(iretval, 15);
    
          }
    
          {   // unsigned int
    
              FunctionArgument args[5] = {
    
                  static_cast<unsigned char>(1),
    
                  static_cast<unsigned short>(2),
    
                  static_cast<unsigned int>(3),
    
                  static_cast<unsigned long>(4),
    
                  static_cast<unsigned long long>(5)
    
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      14
              };
    
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      4
              FunctionArgument retval = Function::invokeGeneric((gate_funcptr_t)&test_func_uargs, 0, args, 5);
    
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      2
              retval.getType();
    
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      2
              int iretval = *static_cast<int const*>(retval.getValuePtr());
    
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      2
              GATEXX_TEST_CHECK_EQUAL(iretval, 15);
    
              // test copy construction
    
      4
              FunctionArgument t0 = args[0];
    
      4
              FunctionArgument t1 = args[1];
    
      4
              FunctionArgument t2 = args[2];
    
      4
              FunctionArgument t3 = args[3];
    
      2
              FunctionArgument t4 = args[4];
    
          }
    
          /*
    
          // NOTICE: floating point args are not working on register-based calling convention, 
    
          // tests will fail on X64
    
          {   // float + ptr
    
              double dbl_result = 0.0;
    
              FunctionArgument args[3] = {
    
                  static_cast<double>(1.0),
    
                  static_cast<float>(2.0),
    
                  static_cast<void*>(&dbl_result)
    
              };
    
              FunctionArgument retval = Function::invokeGeneric((gate_funcptr_t)&test_func_float, 0, args, 3);
    
              int iretval = *static_cast<int const*>(retval.getValuePtr());
    
              GATEXX_TEST_CHECK_EQUAL(iretval, 3);
    
          }
    
          */
    
          // test generic pointer
    
          {
    
              FunctionArgument args[3] = {
    
                  static_cast<void*>(&global_test_data1),
    
                  static_cast<void*>(&global_test_data2),
    
                  static_cast<void*>(&global_test_data3)
    
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      10
              };
    
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      4
              FunctionArgument retval = Function::invokeGeneric((gate_funcptr_t)&test_func_pointer, 0, args, 3);
    
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      2
              int iretval = *static_cast<int const*>(retval.getValuePtr());
    
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      2
              GATEXX_TEST_CHECK_EQUAL(iretval, 777);
    
          }
    
      2
      }
    
      class GATE_API_INTERNAL GuardedCodeTarget : public gate::IRunnable, public gate::IQuitable
    
      {
    
      public:
    
          result_t exitResult;
    
      3
          explicit GuardedCodeTarget(result_t exit_result = results::Ok)
    
      3
              : exitResult(exit_result)
    
          {
    
      3
          }
    
      6
          virtual ~GuardedCodeTarget() noexcept
    
      6
          {
    
      6
          }
    
      3
          virtual void run() override
    
          {
    
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      3
              if (this->exitResult == results::UnknownException)
    
              {
    
      1
                  throw 123;
    
              }
    
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      2
              GATEXX_CHECK_EXCEPTION(this->exitResult);
    
      1
          }
    
      1
          virtual void quit() override
    
          {
    
      1
          }
    
      };
    
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      10
      GATEXX_TEST_UNIT(InvokeGuarded)
    
      {
    
          {
    
      4
              GuardedCodeTarget noThrowCode(results::Ok);
    
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      2
              GATEXX_TEST_CHECK_NOTHROW(Function::invokeGuarded(noThrowCode));
    
      2
              noThrowCode.quit();
    
          }
    
          {
    
      4
              GuardedCodeTarget throwCode(results::Failed);
    
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      4
              GATEXX_TEST_CHECK_THROW(Function::invokeGuarded(throwCode));
    
          }
    
          {
    
      4
              GuardedCodeTarget foreignCxxThrowCode(results::UnknownException);
    
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      4
              GATEXX_TEST_CHECK_THROW(Function::invokeGuarded(foreignCxxThrowCode));
    
          }
    
      2
      }

Line	Branch	Exec	Source
1			#include "gate/tests.hpp"
2			#include "gate/functions.hpp"
3			#include "gate/callstacks.hpp"
4
5			using namespace gate;
6
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8			{
9			Callstack::Address addrbuffer[32];
10		4	Result<gate::size_t> traceResult = Callstack::trace(addrbuffer, sizeof(addrbuffer) / sizeof(addrbuffer[0]));
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12			{
13			/* trace feature not support on platform, tests are meaningless */
14			}
15			else
16			{
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18		2	gate::size_t addrbuffer_used = traceResult.value();
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20
21	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	4	StringBuilder sb;
22		4	VoidResult printResult = Callstack::print(addrbuffer[0], sb);
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24			}
25		2	}
26
27
28			static int cs_state = 0;
29			static Callstack::Context main_context;
30			static Callstack::Context other_context;
31
32			class GATE_API_LOCAL OtherStackCode : public IRunnable
33			{
34			public:
35		1	void run() override
36			{
37		1	cs_state = 1;
38		1	Callstack::switchTo(other_context, main_context);
39		✗	}
40			};
41
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43			{
44	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	4	Callstack cs(4096);
45		2	OtherStackCode otherCode;
46		2	cs_state = 0;
47		4	Result<result_t> result = cs.run(main_context, otherCode);
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49			{
50			/* stack switching is not supported on this platform, further tests are meaningless*/
51			}
52			else
53			{
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57			}
58		2	}
59
60
61			static int fork_state = 0;
62
63			class GATE_API_LOCAL MainForkCode : public IRunnable
64			{
65			public:
66			Callstack::Anchor anchor;
67
68		1	void run() override
69			{
70	1/2 ✓ Branch 2 taken 1 times. ✗ Branch 3 not taken.	1	GATEXX_TEST_CHECK(fork_state == 0);
71		1	fork_state = 1;
72		1	Callstack::jumpToBranch(this->anchor);
73		✗	}
74			};
75
76			class GATE_API_LOCAL BranchCode : public IRunnable
77			{
78			public:
79		1	void run() override
80			{
81	1/2 ✓ Branch 2 taken 1 times. ✗ Branch 3 not taken.	1	GATEXX_TEST_CHECK(fork_state == 1);
82		1	fork_state = 2;
83		1	}
84			};
85
86	2/7 ✓ Branch 2 taken 3 times. ✓ Branch 3 taken 1 times. ✗ Branch 4 not taken. ✗ Branch 11 not taken. ✗ Branch 12 not taken. ✗ Branch 14 not taken. ✗ Branch 15 not taken.	10	GATEXX_TEST_UNIT(CallstackFork)
87			{
88		4	MainForkCode maincode;
89		2	BranchCode branchcode;
90		2	fork_state = 0;
91		4	VoidResult result = Callstack::fork(maincode.anchor, maincode, branchcode);
92	4/12 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken. ✓ Branch 4 taken 1 times. ✗ Branch 5 not taken. ✓ Branch 7 taken 1 times. ✗ Branch 8 not taken. ✓ Branch 10 taken 1 times. ✗ Branch 11 not taken. ✗ Branch 13 not taken. ✗ Branch 14 not taken. ✗ Branch 16 not taken. ✗ Branch 17 not taken.	2	GATEXX_TEST_CHECK(!result.hasError());
93	4/12 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken. ✓ Branch 4 taken 1 times. ✗ Branch 5 not taken. ✓ Branch 6 taken 1 times. ✗ Branch 7 not taken. ✓ Branch 9 taken 1 times. ✗ Branch 10 not taken. ✗ Branch 12 not taken. ✗ Branch 13 not taken. ✗ Branch 15 not taken. ✗ Branch 16 not taken.	2	GATEXX_TEST_CHECK(fork_state == 2);
94		2	}
95
96
97		1	static int test_func_sargs(signed char a, short b, int c, long d, long long e)
98			{
99		1	return a + b + c + d + static_cast<int>(e);
100			}
101
102		1	static unsigned int test_func_uargs(unsigned char a, unsigned short b, unsigned int c, unsigned long d, unsigned long long e)
103			{
104		1	return a + b + c + d + static_cast<unsigned>(e);
105			}
106
107			/*
108			static int test_func_float(float a, double b, void* c)
109			{
110			double* const ptr = static_cast<double*>(c);
111			GATEXX_TEST_CHECK(ptr != NULL);
112			if(ptr)
113			{
114			*ptr = a + b;
115			return static_cast<int>(*ptr);
116			}
117			return 0;
118			}
119			*/
120
121			static int global_test_data1 = 123;
122			static int global_test_data2 = 234;
123			static int global_test_data3 = 345;
124
125		1	static int test_func_pointer(void* ptr1, void* ptr2, void* ptr3)
126			{
127	1/2 ✓ Branch 2 taken 1 times. ✗ Branch 3 not taken.	1	GATEXX_TEST_CHECK(ptr1 == &global_test_data1);
128	1/2 ✓ Branch 2 taken 1 times. ✗ Branch 3 not taken.	1	GATEXX_TEST_CHECK(ptr2 == &global_test_data2);
129	1/2 ✓ Branch 2 taken 1 times. ✗ Branch 3 not taken.	1	GATEXX_TEST_CHECK(ptr3 == &global_test_data3);
130	2/4 ✓ Branch 0 taken 1 times. ✗ Branch 1 not taken. ✓ Branch 2 taken 1 times. ✗ Branch 3 not taken.	1	return (ptr1 == &global_test_data1) && (ptr2 == &global_test_data2) && (ptr3 == &global_test_data3)
131	1/2 ✓ Branch 0 taken 1 times. ✗ Branch 1 not taken.	2	? 777 : 0;
132			}
133
134	2/7 ✓ Branch 2 taken 3 times. ✓ Branch 3 taken 1 times. ✗ Branch 4 not taken. ✗ Branch 11 not taken. ✗ Branch 12 not taken. ✗ Branch 14 not taken. ✗ Branch 15 not taken.	10	GATEXX_TEST_UNIT(GenericFunction)
135			{
136			{ // signed int
137			FunctionArgument args[5] = {
138			static_cast<signed char>(1),
139			static_cast<signed short>(2),
140		4	static_cast<signed int>(3),
141			static_cast<signed long>(4),
142			static_cast<signed long long>(5)
143	2/4 ✓ Branch 5 taken 5 times. ✓ Branch 6 taken 1 times. ✗ Branch 8 not taken. ✗ Branch 9 not taken.	14	};
144
145	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	4	FunctionArgument retval = Function::invokeGeneric((gate_funcptr_t)&test_func_sargs, 0, args, 5);
146	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	2	retval.getType();
147	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	2	int iretval = static_cast<int const>(retval.getValuePtr());
148	4/12 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken. ✓ Branch 4 taken 1 times. ✗ Branch 5 not taken. ✓ Branch 6 taken 1 times. ✗ Branch 7 not taken. ✓ Branch 9 taken 1 times. ✗ Branch 10 not taken. ✗ Branch 12 not taken. ✗ Branch 13 not taken. ✗ Branch 15 not taken. ✗ Branch 16 not taken.	2	GATEXX_TEST_CHECK_EQUAL(iretval, 15);
149			}
150
151			{ // unsigned int
152			FunctionArgument args[5] = {
153			static_cast<unsigned char>(1),
154			static_cast<unsigned short>(2),
155			static_cast<unsigned int>(3),
156			static_cast<unsigned long>(4),
157			static_cast<unsigned long long>(5)
158	2/4 ✓ Branch 5 taken 5 times. ✓ Branch 6 taken 1 times. ✗ Branch 8 not taken. ✗ Branch 9 not taken.	14	};
159
160	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	4	FunctionArgument retval = Function::invokeGeneric((gate_funcptr_t)&test_func_uargs, 0, args, 5);
161	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	2	retval.getType();
162	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	2	int iretval = static_cast<int const>(retval.getValuePtr());
163	4/12 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken. ✓ Branch 4 taken 1 times. ✗ Branch 5 not taken. ✓ Branch 6 taken 1 times. ✗ Branch 7 not taken. ✓ Branch 9 taken 1 times. ✗ Branch 10 not taken. ✗ Branch 12 not taken. ✗ Branch 13 not taken. ✗ Branch 15 not taken. ✗ Branch 16 not taken.	2	GATEXX_TEST_CHECK_EQUAL(iretval, 15);
164
165			// test copy construction
166		4	FunctionArgument t0 = args[0];
167		4	FunctionArgument t1 = args[1];
168		4	FunctionArgument t2 = args[2];
169		4	FunctionArgument t3 = args[3];
170		2	FunctionArgument t4 = args[4];
171			}
172
173			/*
174			// NOTICE: floating point args are not working on register-based calling convention,
175			// tests will fail on X64
176			{ // float + ptr
177			double dbl_result = 0.0;
178			FunctionArgument args[3] = {
179			static_cast<double>(1.0),
180			static_cast<float>(2.0),
181			static_cast<void*>(&dbl_result)
182			};
183
184			FunctionArgument retval = Function::invokeGeneric((gate_funcptr_t)&test_func_float, 0, args, 3);
185			int iretval = static_cast<int const>(retval.getValuePtr());
186			GATEXX_TEST_CHECK_EQUAL(iretval, 3);
187			}
188			*/
189
190			// test generic pointer
191			{
192			FunctionArgument args[3] = {
193			static_cast<void*>(&global_test_data1),
194			static_cast<void*>(&global_test_data2),
195			static_cast<void*>(&global_test_data3)
196	2/4 ✓ Branch 3 taken 3 times. ✓ Branch 4 taken 1 times. ✗ Branch 6 not taken. ✗ Branch 7 not taken.	10	};
197
198	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	4	FunctionArgument retval = Function::invokeGeneric((gate_funcptr_t)&test_func_pointer, 0, args, 3);
199	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	2	int iretval = static_cast<int const>(retval.getValuePtr());
200	4/12 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken. ✓ Branch 4 taken 1 times. ✗ Branch 5 not taken. ✓ Branch 6 taken 1 times. ✗ Branch 7 not taken. ✓ Branch 9 taken 1 times. ✗ Branch 10 not taken. ✗ Branch 12 not taken. ✗ Branch 13 not taken. ✗ Branch 15 not taken. ✗ Branch 16 not taken.	2	GATEXX_TEST_CHECK_EQUAL(iretval, 777);
201			}
202
203
204		2	}
205
206			class GATE_API_INTERNAL GuardedCodeTarget : public gate::IRunnable, public gate::IQuitable
207			{
208			public:
209			result_t exitResult;
210
211		3	explicit GuardedCodeTarget(result_t exit_result = results::Ok)
212		3	: exitResult(exit_result)
213			{
214		3	}
215
216		6	virtual ~GuardedCodeTarget() noexcept
217		6	{
218		6	}
219
220		3	virtual void run() override
221			{
222	2/2 ✓ Branch 0 taken 1 times. ✓ Branch 1 taken 2 times.	3	if (this->exitResult == results::UnknownException)
223			{
224		1	throw 123;
225			}
226	2/2 ✓ Branch 0 taken 1 times. ✓ Branch 1 taken 1 times.	2	GATEXX_CHECK_EXCEPTION(this->exitResult);
227		1	}
228
229		1	virtual void quit() override
230			{
231		1	}
232			};
233
234	2/7 ✓ Branch 2 taken 3 times. ✓ Branch 3 taken 1 times. ✗ Branch 4 not taken. ✗ Branch 11 not taken. ✗ Branch 12 not taken. ✗ Branch 14 not taken. ✗ Branch 15 not taken.	10	GATEXX_TEST_UNIT(InvokeGuarded)
235			{
236			{
237		4	GuardedCodeTarget noThrowCode(results::Ok);
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239		2	noThrowCode.quit();
240			}
241			{
242		4	GuardedCodeTarget throwCode(results::Failed);
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244			}
245			{
246		4	GuardedCodeTarget foreignCxxThrowCode(results::UnknownException);
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248			}
249		2	}
250