124 lines
4.5 KiB
C
124 lines
4.5 KiB
C
#include "test.h"
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#include "token.h"
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#include <string.h>
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static void test_tokenstream_open_fail(void) {
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TokenStream* ts = tokenstream_open(NULL, NULL);
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if (ts != NULL) fail("expected NULL for NULL buffer");
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}
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static void test_tokenstream_simple_keyword(void) {
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TokenStream* ts = tokenstream_open("test.c", "module");
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Token t = tokenstream_next(ts);
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if (t.token != TOKEN_MODULE) fail("expected TOKEN_MODULE");
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Token eof = tokenstream_next(ts);
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if (eof.token != TOKEN_EOF) fail("expected EOF");
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tokenstream_close(ts);
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}
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static void test_tokenstream_keywords_and_symbols(void) {
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TokenStream* ts = tokenstream_open("test.c", "module main; import stdio;");
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if (tokenstream_next(ts).token != TOKEN_MODULE) fail("expected TOKEN_MODULE");
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if (tokenstream_next(ts).token != TOKEN_IDENTIFIER) fail("expected TOKEN_IDENTIFIER (main)");
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if (tokenstream_next(ts).token != TOKEN_SEMICOLON) fail("expected TOKEN_SEMICOLON");
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if (tokenstream_next(ts).token != TOKEN_IMPORT) fail("expected TOKEN_IMPORT");
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if (tokenstream_next(ts).token != TOKEN_IDENTIFIER) fail("expected TOKEN_IDENTIFIER (stdio)");
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if (tokenstream_next(ts).token != TOKEN_SEMICOLON) fail("expected TOKEN_SEMICOLON");
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if (tokenstream_next(ts).token != TOKEN_EOF) fail("expected EOF");
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tokenstream_close(ts);
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}
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static void test_tokenstream_parentheses_and_brackets(void) {
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TokenStream* ts = tokenstream_open("test.c", "()[]");
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if (tokenstream_next(ts).token != TOKEN_PARENT_OPEN) fail("expected TOKEN_PARENT_OPEN");
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if (tokenstream_next(ts).token != TOKEN_PARENT_CLOSE) fail("expected TOKEN_PARENT_CLOSE");
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if (tokenstream_next(ts).token != TOKEN_BRACKET_OPEN) fail("expected TOKEN_BRACKET_OPEN");
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if (tokenstream_next(ts).token != TOKEN_BRACKET_CLOSE) fail("expected TOKEN_BRACKET_CLOSE");
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if (tokenstream_next(ts).token != TOKEN_EOF) fail("expected EOF");
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tokenstream_close(ts);
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}
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static void test_tokenstream_comma(void) {
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TokenStream* ts = tokenstream_open("test.c", "a,b,c");
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if (tokenstream_next(ts).token != TOKEN_IDENTIFIER) fail("expected a");
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if (tokenstream_next(ts).token != TOKEN_COMMA) fail("expected comma");
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if (tokenstream_next(ts).token != TOKEN_IDENTIFIER) fail("expected b");
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if (tokenstream_next(ts).token != TOKEN_COMMA) fail("expected comma");
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if (tokenstream_next(ts).token != TOKEN_IDENTIFIER) fail("expected c");
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if (tokenstream_next(ts).token != TOKEN_EOF) fail("expected EOF");
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tokenstream_close(ts);
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}
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static void test_tokenstream_whitespace_ignored(void) {
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TokenStream* ts = tokenstream_open("test.c", " module \n\t import ; ");
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if (tokenstream_next(ts).token != TOKEN_MODULE) fail("expected TOKEN_MODULE");
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if (tokenstream_next(ts).token != TOKEN_IMPORT) fail("expected TOKEN_IMPORT");
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if (tokenstream_next(ts).token != TOKEN_SEMICOLON) fail("expected TOKEN_SEMICOLON");
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if (tokenstream_next(ts).token != TOKEN_EOF) fail("expected EOF");
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tokenstream_close(ts);
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}
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static void test_tokenstream_void_function_signature(void) {
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TokenStream* ts = tokenstream_open("test.c", "void main()");
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if (tokenstream_next(ts).token != TOKEN_VOID) fail("expected TOKEN_VOID");
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if (tokenstream_next(ts).token != TOKEN_IDENTIFIER) fail("expected TOKEN_IDENTIFIER");
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if (tokenstream_next(ts).token != TOKEN_PARENT_OPEN) fail("expected TOKEN_PARENT_OPEN");
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if (tokenstream_next(ts).token != TOKEN_PARENT_CLOSE) fail("expected TOKEN_PARENT_CLOSE");
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if (tokenstream_next(ts).token != TOKEN_EOF) fail("expected EOF");
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tokenstream_close(ts);
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}
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static void test_tokenstream_unknown_token(void) {
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TokenStream* ts = tokenstream_open("test.c", "%");
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if (tokenstream_next(ts).token != TOKEN_UNKNOWN) fail("expected TOKEN_UNKNOWN");
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assert_log(
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"--- test.c ---\n"
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"1| %\n"
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" ^\n"
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" unexpected token '%'\n",
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"expected error message for unknown token");
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tokenstream_close(ts);
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}
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static void test_tokenstream_info(void) {
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TokenStream* ts = tokenstream_open("test.c", "module main;");
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Token t1 = tokenstream_next(ts);
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if (t1.token != TOKEN_MODULE) fail("expected TOKEN_MODULE");
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char buf1[32];
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memcpy(buf1, t1.text, t1.text_length);
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buf1[t1.text_length] = '\0';
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assert_str("module", buf1, "info: expected 'module'");
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if (t1.line != 1) fail("expected line 1");
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if (t1.column != 1) fail("expected column 1");
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Token t2 = tokenstream_next(ts);
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if (t2.token != TOKEN_IDENTIFIER) fail("expected TOKEN_IDENTIFIER");
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char buf2[32];
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memcpy(buf2, t2.text, t2.text_length);
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buf2[t2.text_length] = '\0';
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assert_str("main", buf2, "info: expected 'main'");
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if (t2.line != 1) fail("expected line 1");
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if (t2.column != 8) fail("expected column 8");
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tokenstream_close(ts);
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}
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