100 lines
3.3 KiB
C
100 lines
3.3 KiB
C
#include "ptest.h"
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#include "../mpc.h"
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void test_grammar(void) {
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mpc_parser_t *Expr, *Prod, *Value, *Maths;
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mpc_ast_t *t0, *t1, *t2;
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Expr = mpc_new("expression");
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Prod = mpc_new("product");
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Value = mpc_new("value");
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Maths = mpc_new("maths");
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mpc_define(Expr, mpca_grammar(" <product> (('+' | '-') <product>)* ", Prod));
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mpc_define(Prod, mpca_grammar(" <value> (('*' | '/') <value>)* ", Value));
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mpc_define(Value, mpca_grammar(" /[0-9]+/ | '(' <expression> ')' ", Expr));
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mpc_define(Maths, mpca_total(Expr));
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t0 = mpc_ast_build(1, "root", mpc_ast_new("value", "24"));
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t1 = mpc_ast_build(1, "root",
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mpc_ast_build(3, "value",
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mpc_ast_new("char", "("),
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mpc_ast_new("value", "5"),
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mpc_ast_new("char", ")")));
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t2 = mpc_ast_build(3, "root",
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mpc_ast_build(3, "value",
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mpc_ast_new("char", "("),
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mpc_ast_build(3, "expression",
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mpc_ast_build(5, "product",
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mpc_ast_new("value", "4"),
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mpc_ast_new("char", "*"),
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mpc_ast_new("value", "2"),
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mpc_ast_new("char", "*"),
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mpc_ast_new("value", "11")),
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mpc_ast_new("char", "+"),
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mpc_ast_new("value", "2")),
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mpc_ast_new("char", ")")),
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mpc_ast_new("char", "+"),
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mpc_ast_new("value", "5"));
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PT_ASSERT(mpc_match(Maths, " 24 ", t0, (int(*)(void*,void*))mpc_ast_eq, (mpc_dtor_t)mpc_ast_delete, (void(*)(void*))mpc_ast_print));
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PT_ASSERT(mpc_match(Maths, "(5)", t1, (int(*)(void*,void*))mpc_ast_eq, (mpc_dtor_t)mpc_ast_delete, (void(*)(void*))mpc_ast_print));
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PT_ASSERT(mpc_match(Maths, "(4 * 2 * 11 + 2) + 5", t2, (int(*)(void*,void*))mpc_ast_eq, (mpc_dtor_t)mpc_ast_delete, (void(*)(void*))mpc_ast_print));
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PT_ASSERT(mpc_unmatch(Maths, "a", t0, (int(*)(void*,void*))mpc_ast_eq, (mpc_dtor_t)mpc_ast_delete, (void(*)(void*))mpc_ast_print));
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PT_ASSERT(mpc_unmatch(Maths, "2b+4", t0, (int(*)(void*,void*))mpc_ast_eq, (mpc_dtor_t)mpc_ast_delete, (void(*)(void*))mpc_ast_print));
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mpc_ast_delete(t0);
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mpc_ast_delete(t1);
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mpc_ast_delete(t2);
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mpc_cleanup(4, Expr, Prod, Value, Maths);
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}
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void test_language(void) {
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mpc_parser_t *Expr, *Prod, *Value, *Maths;
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Expr = mpc_new("expression");
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Prod = mpc_new("product");
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Value = mpc_new("value");
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Maths = mpc_new("maths");
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mpca_lang(
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" \
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expression : <product> (('+' | '-') <product>)*; \
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product : <value> (('*' | '/') <value>)*; \
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value : /[0-9]+/ | '(' <expression> ')'; \
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maths : /^/ <expression> /$/; \
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",
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Expr, Prod, Value, Maths);
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mpc_cleanup(4, Expr, Prod, Value, Maths);
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}
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void test_language_file(void) {
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mpc_parser_t *Expr, *Prod, *Value, *Maths;
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Expr = mpc_new("expression");
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Prod = mpc_new("product");
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Value = mpc_new("value");
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Maths = mpc_new("maths");
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mpca_lang_filename("./tests/maths.grammar", Expr, Prod, Value, Maths);
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mpc_cleanup(4, Expr, Prod, Value, Maths);
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}
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void suite_grammar(void) {
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pt_add_test(test_grammar, "Test Grammar", "Suite Grammar");
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pt_add_test(test_language, "Test Language", "Suite Grammar");
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pt_add_test(test_language_file, "Test Language File", "Suite Grammar");
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} |