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Implement number evaluation

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Camden Dixie O'Brien 2024-10-24 13:52:50 +01:00
parent 3bc640b656
commit 29deffdce9
5 changed files with 55 additions and 1 deletions
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8
lib/evaluator.c Normal file
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@ -0,0 +1,8 @@
#include "evaluator.h"
int evaluate(const expression_t *expression)
{
if (expression->is_number)
return expression->number;
return 0;
}

8
lib/include/evaluator.h Normal file
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#ifndef EVALUATOR_H
#define EVALUATOR_H
#include "expression.h"
int evaluate(const expression_t *expression);
#endif

6
scripts/build.sh
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@ -7,12 +7,16 @@ CFLAGS="$CFLAGS -Ilib/include"
mkdir -p build
# Build library
clang $CFLAGS -c -o build/evaluator.o lib/evaluator.c
clang $CFLAGS -c -o build/memory_pool.o lib/memory_pool.c
clang $CFLAGS -c -o build/reader.o lib/reader.c
ar -crs build/lib.a build/memory_pool.o build/reader.o
ar -crs build/lib.a build/evaluator.o build/memory_pool.o build/reader.o
# Build tests
clang $CFLAGS -Itests -c -o build/testing.o tests/testing.c
clang $CFLAGS -Itests -c -o build/evaluator_tests.o tests/evaluator_tests.c
clang $CFLAGS -o build/evaluator_tests \
build/evaluator_tests.o build/lib.a build/testing.o
clang $CFLAGS -Itests -c -o build/reader_tests.o tests/reader_tests.c
clang $CFLAGS -o build/reader_tests \
build/reader_tests.o build/lib.a build/testing.o

1
scripts/test.sh
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@ -1,2 +1,3 @@
cd "$(git rev-parse --show-toplevel)"
echo ":: Evaluator tests ::" && build/evaluator_tests
echo ":: Reader tests ::" && build/reader_tests

33
tests/evaluator_tests.c Normal file
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@ -0,0 +1,33 @@
#include "evaluator.h"
#include "memory_pool.h"
#include "testing.h"
static memory_pool_t pool;
static void number_1234_is_evaluated_as_1234(void)
{
init_memory_pool(&pool);
expression_t *expression = allocate_expression(&pool);
expression->is_number = true;
expression->number = 1234;
const int result = evaluate(expression);
ASSERT_EQUAL(1234, result);
}
static void number_4321_is_evaluated_as_4321(void)
{
init_memory_pool(&pool);
expression_t *expression = allocate_expression(&pool);
expression->is_number = true;
expression->number = 4321;
const int result = evaluate(expression);
ASSERT_EQUAL(4321, result);
}
int main(void)
{
TESTING_BEGIN();
RUN_TEST(number_1234_is_evaluated_as_1234);
RUN_TEST(number_4321_is_evaluated_as_4321);
TESTING_END();
}