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test-driver.c
author James Bowes <jbowes@redhat.com>
Sun Jun 08 17:11:41 2008 -0400 (2008-06-08)
changeset 224 5803b6151d02
parent 210 c78f677d96b8
permissions -rw-r--r--
Import summary and description into the repo files.

Also add a 'info' command for displaying them. 
     1 #include <stdio.h>

     2 #include <string.h>

     3 #include <stdarg.h>

     4 #include <unistd.h>

     5 #include <fcntl.h>

     6 #include <errno.h>

     7 #include <expat.h>

     8 

     9 #include "razor.h"

    10 

    11 #define XML_BUFFER_SIZE 4096

    12 

    13 static void

    14 parse_xml_file(const char *filename,

    15 	       XML_StartElementHandler start,

    16 	       XML_EndElementHandler end,

    17 	       void *data)

    18 {

    19 	XML_Parser parser;

    20 	char *buffer;

    21 	int fd, len, err;

    22 

    23 	parser = XML_ParserCreate(NULL);

    24 	XML_SetElementHandler(parser, start, end);

    25 	XML_SetUserData(parser, data);

    26 

    27 	fd = open(filename, O_RDONLY);

    28 	if (fd < 0) {

    29 		fprintf(stderr, "failed to open %s: %m\n", filename);

    30 		exit(-1);

    31 	}

    32 

    33 	while (1) {

    34 		buffer = XML_GetBuffer(parser, XML_BUFFER_SIZE);

    35 		len = read(fd, buffer, XML_BUFFER_SIZE);

    36 		if (len == 0)

    37 			break;

    38 		err = XML_ParseBuffer(parser, len, len == 0);

    39 		if (err == XML_STATUS_ERROR) {

    40 			fprintf(stderr, "parse error at line %lu:\n%s\n",

    41 				XML_GetCurrentLineNumber(parser),

    42 				XML_ErrorString(XML_GetErrorCode(parser)));

    43 			exit(-1);

    44 		}

    45 	}

    46 

    47 	if (fd < 0) {

    48 		fprintf(stderr, "read: %m\n");

    49 		exit(-1);

    50 	}

    51 

    52 	close(fd);

    53 }

    54 

    55 struct test_context {

    56 	struct razor_set *system_set, *repo_set, *result_set;

    57 

    58 	struct razor_importer *importer;

    59 	struct razor_set **importer_set;

    60 

    61 	struct razor_transaction *trans;

    62 

    63 	char *install_pkgs[3], *remove_pkgs[3];

    64 	int n_install_pkgs, n_remove_pkgs;

    65 

    66 	int unsat;

    67 	int in_result;

    68 

    69 	int debug, errors;

    70 };

    71 

    72 static void

    73 get_atts(const char **atts, ...)

    74 {

    75 	va_list ap;

    76 	const char *name, **ptr;

    77 	int i;

    78 

    79 	va_start(ap, atts);

    80 	while (name = va_arg(ap, const char *), name != NULL) {

    81 		ptr = va_arg(ap, const char **);

    82 		*ptr = NULL;

    83 		for (i = 0; atts[i]; i += 2) {

    84 			if (strcmp(atts[i], name) == 0)

    85 				*ptr = atts[i + 1];

    86 		}

    87 	}

    88 	va_end(ap);

    89 }

    90 

    91 static enum razor_version_relation

    92 parse_relation (const char *rel_str)

    93 {

    94 	if (!rel_str)

    95 		return -1;

    96 	if (rel_str[0] == 'L')

    97 		return rel_str[1] == 'E' ? RAZOR_VERSION_LESS_OR_EQUAL : RAZOR_VERSION_LESS;

    98 	else if (rel_str[0] == 'G')

    99 		return rel_str[1] == 'E' ? RAZOR_VERSION_GREATER_OR_EQUAL : RAZOR_VERSION_GREATER;

   100 	else if (rel_str[0] == 'E' || rel_str[1] == 'Q')

   101 		return RAZOR_VERSION_EQUAL;

   102 	else

   103 		return -1;

   104 }

   105 

   106 static void

   107 start_test(struct test_context *ctx, const char **atts)

   108 {

   109 	const char *name = NULL;

   110 

   111 	get_atts(atts, "name", &name, NULL);

   112 	if (!name) {

   113 		fprintf(stderr, "Test with no name\n");

   114 		exit(1);

   115 	}

   116 	printf("%s\n", name);

   117 }

   118 

   119 static void

   120 end_test(struct test_context *ctx)

   121 {

   122 	if (ctx->system_set) {

   123 		razor_set_destroy(ctx->system_set);

   124 		ctx->system_set = NULL;

   125 	}

   126 	if (ctx->repo_set) {

   127 		razor_set_destroy(ctx->repo_set);

   128 		ctx->repo_set = NULL;

   129 	}

   130 	if (ctx->result_set) {

   131 		razor_set_destroy(ctx->result_set);

   132 		ctx->result_set = NULL;

   133 	}

   134 	if (ctx->trans) {

   135 		razor_transaction_destroy(ctx->trans);

   136 		ctx->trans = NULL;

   137 	}

   138 }

   139 

   140 static void

   141 start_set(struct test_context *ctx, const char **atts)

   142 {

   143 	const char *name = NULL;

   144 

   145 	ctx->importer = razor_importer_new();

   146 	get_atts(atts, "name", &name, NULL);

   147 	if (!name)

   148 		ctx->importer_set = &ctx->result_set;

   149 	else if (!strcmp(name, "system"))

   150 		ctx->importer_set = &ctx->system_set;

   151 	else if (!strcmp(name, "repo"))

   152 		ctx->importer_set = &ctx->repo_set;

   153 	else {

   154 		fprintf(stderr, "  bad set name '%s'\n", name);

   155 		exit(1);

   156 	}

   157 }

   158 

   159 static void

   160 end_set(struct test_context *ctx)

   161 {

   162 	*ctx->importer_set = razor_importer_finish(ctx->importer);

   163 	ctx->importer = NULL;

   164 }

   165 

   166 static void

   167 start_package(struct test_context *ctx, const char **atts)

   168 {

   169 	const char *name = NULL, *version = NULL, *arch = NULL;

   170 

   171 	get_atts(atts, "name", &name,

   172 		 "version", &version,

   173 		 "arch", &arch,

   174 		 NULL);

   175 

   176 	if (!name) {

   177 		fprintf(stderr, "  package with no name\n");

   178 		exit(1);

   179 	}

   180 

   181 	razor_importer_begin_package(ctx->importer, name, version, arch);

   182 	razor_importer_add_property(ctx->importer, name,

   183 				    RAZOR_VERSION_EQUAL, version,

   184 				    RAZOR_PROPERTY_PROVIDES);

   185 }

   186 

   187 static void

   188 end_package(struct test_context *ctx)

   189 {

   190 	razor_importer_finish_package(ctx->importer);

   191 }

   192 

   193 static void

   194 add_property(struct test_context *ctx, enum razor_property_type type, const char *name, enum razor_version_relation rel, const char *version)

   195 {

   196 	razor_importer_add_property(ctx->importer, name,

   197 				    rel, version, type);

   198 }

   199 

   200 static void

   201 check_unsatisfiable_property(struct test_context *ctx,

   202 			     enum razor_property_type type,

   203 			     const char *name,

   204 			     enum razor_version_relation rel,

   205 			     const char *version)

   206 {

   207 	if (!version)

   208 		version = "";

   209 

   210 	if (razor_transaction_unsatisfied_property(ctx->trans,

   211 						   name, rel, version))

   212 		return;

   213 

   214 	fprintf(stderr, "  didn't get unsatisfiable '%s %s %s'\n",

   215 		name, razor_version_relations[rel], version);

   216 	ctx->errors++;

   217 }

   218 

   219 static void

   220 start_property(struct test_context *ctx, enum razor_property_type type, const char **atts)

   221 {

   222 	const char *name = NULL, *rel_str = NULL, *version = NULL;

   223 	enum razor_version_relation rel;

   224 

   225 	get_atts(atts, "name", &name, "relation", &rel_str, "version", &version, NULL);

   226 	if (name == NULL) {

   227 		fprintf(stderr, "  no name specified for property\n");

   228 		exit(1);

   229 	}

   230 	if (version) {

   231 		rel = parse_relation(rel_str);

   232 		if (rel == -1) {

   233 			fprintf(stderr, "  bad or missing version relation for property %s\n", name);

   234 			exit(1);

   235 		}

   236 	} else

   237 		rel = RAZOR_VERSION_EQUAL;

   238 	

   239 	if (ctx->unsat)

   240 		check_unsatisfiable_property(ctx, type, name, rel, version);

   241 	else

   242 		add_property(ctx, type, name, rel, version);

   243 }

   244 

   245 static void

   246 start_transaction(struct test_context *ctx, const char **atts)

   247 {

   248 	ctx->n_install_pkgs = 0;

   249 	ctx->n_remove_pkgs = 0;

   250 }

   251 

   252 static void

   253 end_transaction(struct test_context *ctx)

   254 {

   255 	struct razor_package *pkg;

   256 	int errors, i;

   257 

   258 	ctx->trans = razor_transaction_create(ctx->system_set, ctx->repo_set);

   259 	for (i = 0; i < ctx->n_install_pkgs; i++) {

   260 		pkg = razor_set_get_package(ctx->repo_set,

   261 					    ctx->install_pkgs[i]);

   262 		razor_transaction_install_package(ctx->trans, pkg);

   263 	}		

   264 	for (i = 0; i < ctx->n_remove_pkgs; i++) {

   265 		pkg = razor_set_get_package(ctx->system_set,

   266 					    ctx->remove_pkgs[i]);

   267 		if (!pkg)

   268 			pkg = razor_set_get_package(ctx->repo_set,

   269 						    ctx->remove_pkgs[i]);

   270 

   271 		razor_transaction_remove_package(ctx->trans, pkg);

   272 	}		

   273 

   274 	errors = razor_transaction_resolve(ctx->trans);

   275 	printf("\n");

   276 

   277 	while (ctx->n_install_pkgs--)

   278 		free(ctx->install_pkgs[ctx->n_install_pkgs]);

   279 	while (ctx->n_remove_pkgs--)

   280 		free(ctx->remove_pkgs[ctx->n_remove_pkgs]);

   281 

   282 	if (!errors) {

   283 		struct razor_set *new;

   284 		new = razor_transaction_finish(ctx->trans);

   285 		ctx->trans = NULL;

   286 		ctx->system_set = new;

   287 	}

   288 }

   289 

   290 static void

   291 start_install_or_update(struct test_context *ctx, const char **atts)

   292 {

   293 	const char *name = NULL;

   294 

   295 	get_atts(atts, "name", &name, NULL);

   296 	if (!name) {

   297 		fprintf(stderr, "  install/update with no name\n");

   298 		exit(1);

   299 	}

   300 

   301 	ctx->install_pkgs[ctx->n_install_pkgs++] = strdup(name);

   302 }

   303 

   304 static void

   305 start_remove(struct test_context *ctx, const char **atts)

   306 {

   307 	const char *name = NULL;

   308 

   309 	get_atts(atts, "name", &name, NULL);

   310 	if (!name) {

   311 		fprintf(stderr, "  remove with no name\n");

   312 		exit(1);

   313 	}

   314 

   315 	ctx->remove_pkgs[ctx->n_remove_pkgs++] = strdup(name);

   316 }

   317 

   318 static void

   319 start_result(struct test_context *ctx, const char **atts)

   320 {

   321 	ctx->in_result = 1;

   322 }

   323 

   324 static void

   325 diff_callback(const char *name,

   326 	      const char *old_version,

   327 	      const char *new_version,

   328 	      const char *arch,

   329 	      void *data)

   330 {

   331 	struct test_context *ctx = data;

   332 

   333 	ctx->errors++;

   334 	if (old_version) {

   335 		fprintf(stderr, "  result set should not contain %s %s\n",

   336 			name, old_version);

   337 	} else {

   338 		fprintf(stderr, "  result set should contain %s %s\n",

   339 			name, new_version);

   340 	}

   341 }

   342 

   343 static void

   344 end_result(struct test_context *ctx)

   345 {

   346 	ctx->in_result = 0;

   347 

   348 	if (ctx->result_set) {

   349 		if (!ctx->system_set)

   350 			ctx->system_set = razor_set_create();

   351 		razor_set_diff(ctx->system_set, ctx->result_set,

   352 			       diff_callback, ctx);

   353 	}

   354 }

   355 

   356 static void

   357 start_unsatisfiable(struct test_context *ctx, const char **atts)

   358 {

   359 	if (ctx->result_set) {

   360 		fprintf(stderr, "Expected to fail, but didn't\n");

   361 		exit(1);

   362 	}

   363 

   364 	ctx->unsat = 1;

   365 }

   366 

   367 static void

   368 end_unsatisfiable(struct test_context *ctx)

   369 {

   370 	ctx->unsat = 0;

   371 }

   372 

   373 static void

   374 start_test_element(void *data, const char *element, const char **atts)

   375 {

   376 	struct test_context *ctx = data;

   377 

   378 	if (strcmp(element, "tests") == 0) {

   379 		;

   380 	} else if (strcmp(element, "test") == 0) {

   381 		start_test(ctx, atts);

   382 	} else if (strcmp(element, "set") == 0) {

   383 		start_set(ctx, atts);

   384 	} else if (strcmp(element, "transaction") == 0) {

   385 		start_transaction(ctx, atts);

   386 	} else if (strcmp(element, "install") == 0) {

   387 		start_install_or_update(ctx, atts);

   388 	} else if (strcmp(element, "install") == 0) {

   389 		start_install_or_update(ctx, atts);

   390 	} else if (strcmp(element, "remove") == 0) {

   391 		start_remove(ctx, atts);

   392 	} else if (strcmp(element, "result") == 0) {

   393 		start_result(ctx, atts);

   394 	} else if (strcmp(element, "unsatisfiable") == 0) {

   395 		start_unsatisfiable(ctx, atts);

   396 	} else if (strcmp(element, "package") == 0) {

   397 		start_package(ctx, atts);

   398 	} else if (strcmp(element, "requires") == 0) {

   399 		start_property(ctx, RAZOR_PROPERTY_REQUIRES, atts);

   400 	} else if (strcmp(element, "provides") == 0) {

   401 		start_property(ctx, RAZOR_PROPERTY_PROVIDES, atts);

   402 	} else if (strcmp(element, "conflicts") == 0) {

   403 		start_property(ctx, RAZOR_PROPERTY_CONFLICTS, atts);

   404 	} else if (strcmp(element, "obsoletes") == 0) {

   405 		start_property(ctx, RAZOR_PROPERTY_OBSOLETES, atts);

   406 	} else {

   407 		fprintf(stderr, "Unrecognized element '%s'\n", element);

   408 		exit(1);

   409 	}

   410 }

   411 

   412 static void

   413 end_test_element (void *data, const char *element)

   414 {

   415 	struct test_context *ctx = data;

   416 

   417 	if (strcmp(element, "test") == 0) {

   418 		end_test(ctx);

   419 	} else if (strcmp(element, "set") == 0) {

   420 		end_set(ctx);

   421 	} else if (strcmp(element, "package") == 0) {

   422 		end_package(ctx);

   423 	} else if (strcmp(element, "transaction") == 0) {

   424 		end_transaction(ctx);

   425 	} else if (strcmp(element, "result") == 0) {

   426 		end_result(ctx);

   427 	} else if (strcmp(element, "unsatisfiable") == 0) {

   428 		end_unsatisfiable(ctx);

   429 	}

   430 }

   431 

   432 int main(int argc, char *argv[])

   433 {

   434 	struct test_context ctx;

   435 	const char *test_file;

   436 

   437 	memset(&ctx, 0, sizeof ctx);

   438 

   439 	if (argc > 3) {

   440 		fprintf(stderr, "usage: %s [-d] [TESTS-FILE]\n", argv[0]);

   441 		exit(-1);			

   442 	}

   443 

   444 	if (argc >= 2 && !strcmp (argv[1], "-d")) {

   445 		ctx.debug = 1;

   446 		argc--;

   447 		argv++;

   448 	}

   449 	if (argc == 2)

   450 		test_file = argv[1];

   451 	else

   452 		test_file = "test.xml";

   453 

   454 	parse_xml_file(test_file, start_test_element, end_test_element, &ctx);

   455 

   456 	if (ctx.errors) {

   457 		fprintf(stderr, "\n%d errors\n", ctx.errors);

   458 		return 1;

   459 	} else

   460 		return 0;

   461 }
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