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Test metering, prove that system can resume after a hang error with a range of meter sizes

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This commit is contained in:
Toby Jaffey 2025-12-10 22:30:19 +00:00
parent 9d9e7542fc
commit ac1975a820
14 changed files with 222 additions and 53 deletions
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33
test/basic_syscalls/Makefile Normal file
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C_COMPILER=gcc
UNITY_ROOT=../unity
CFLAGS=-std=c99
CFLAGS += -Wall
CFLAGS += -Werror
CFLAGS += -DUVM32_MEMORY_SIZE=16384
SUITE_NAME=tests
TARGET_BASE1=test1
TARGET1 = $(TARGET_BASE1)
SRC_FILES1=$(UNITY_ROOT)/src/unity.c test/${SUITE_NAME}.c test/test_runners/${SUITE_NAME}_Runner.c ../../uvm32/uvm32.c
INC_DIRS=-I$(UNITY_ROOT)/src -I../../uvm32/ -I../../common -Irom
.PHONY: rom
default: $(SRC_FILES1) rom
@$(C_COMPILER) $(CFLAGS) $(INC_DIRS) $(SYMBOLS) $(SRC_FILES1) rom/rom-header.c -o $(TARGET1)
@ ./$(TARGET1)
rom:
@(cd rom && make)
test/test_runners/${SUITE_NAME}_Runner.c: test/${SUITE_NAME}.c
@mkdir -p test/test_runners
@ruby $(UNITY_ROOT)/auto/generate_test_runner.rb test/${SUITE_NAME}.c test/test_runners/${SUITE_NAME}_Runner.c
clean:
rm -rf $(TARGET1) test/test_runners
(cd rom && make clean)

13
test/basic_syscalls/rom/Makefile Normal file
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TOPDIR=../../../
PROJECT:=$(shell basename ${PWD})
SRCS=${PROJECT}.c ${TOPDIR}/apps/crt0.S
all: all_common
@# Convert ROM to C file and header
@xxd -i ${PROJECT}.bin > ${PROJECT}-header.c
@echo "extern unsigned char ${PROJECT}_bin[]; extern int ${PROJECT}_bin_len;" > ${PROJECT}-header.h
test: test_common
clean: clean_common
rm -f ${PROJECT}-header.h ${PROJECT}-header.c
include ${TOPDIR}/apps/makefile.common

10
test/basic_syscalls/rom/rom.c Normal file
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#include "uvm32_target.h"
void main(void) {
println("Hello world");
print("Hello world");
printdec(42);
printhex(0xDEADBEEF);
putc('G');
}

56
test/basic_syscalls/test/tests.c Normal file
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#include <string.h>
#include "unity.h"
#include "uvm32.h"
#include "../common/uvm32_common_custom.h"
#include "rom-header.h"
static uvm32_state_t vmst;
static uvm32_evt_t evt;
void setUp(void) {
// runs before each test
uvm32_init(&vmst);
uvm32_load(&vmst, rom_bin, rom_bin_len);
}
void tearDown(void) {
}
void test_syscalls(void) {
// check for println syscall
uvm32_run(&vmst, &evt, 1000);
TEST_ASSERT_EQUAL(evt.typ, UVM32_EVT_SYSCALL);
TEST_ASSERT_EQUAL(evt.data.syscall.code, UVM32_SYSCALL_PRINTLN);
TEST_ASSERT_EQUAL(0, strcmp(uvm32_getcstr(&vmst, &evt, ARG0), "Hello world"));
// check for print syscall
uvm32_run(&vmst, &evt, 1000);
TEST_ASSERT_EQUAL(evt.typ, UVM32_EVT_SYSCALL);
TEST_ASSERT_EQUAL(evt.data.syscall.code, UVM32_SYSCALL_PRINT);
TEST_ASSERT_EQUAL(0, strcmp(uvm32_getcstr(&vmst, &evt, ARG0), "Hello world"));
// check for printdec syscall
uvm32_run(&vmst, &evt, 1000);
TEST_ASSERT_EQUAL(evt.typ, UVM32_EVT_SYSCALL);
TEST_ASSERT_EQUAL(evt.data.syscall.code, UVM32_SYSCALL_PRINTDEC);
TEST_ASSERT_EQUAL(42, uvm32_getval(&vmst, &evt, ARG0));
// check for printhex syscall
uvm32_run(&vmst, &evt, 1000);
TEST_ASSERT_EQUAL(evt.typ, UVM32_EVT_SYSCALL);
TEST_ASSERT_EQUAL(evt.data.syscall.code, UVM32_SYSCALL_PRINTHEX);
TEST_ASSERT_EQUAL(0xDEADBEEF, uvm32_getval(&vmst, &evt, ARG0));
// check for putc syscall
uvm32_run(&vmst, &evt, 1000);
TEST_ASSERT_EQUAL(evt.typ, UVM32_EVT_SYSCALL);
TEST_ASSERT_EQUAL(evt.data.syscall.code, UVM32_SYSCALL_PUTC);
TEST_ASSERT_EQUAL('G', uvm32_getval(&vmst, &evt, ARG0));
// run vm to completion
uvm32_run(&vmst, &evt, 10000);
TEST_ASSERT_EQUAL(evt.typ, UVM32_EVT_END);
}