Merge branch 'krh/master'

Conflicts:

	librazor/razor.h
	librazor/rpm.c
	razor.c
	src/main.c

1 files changed, 463 insertions, 0 deletions

diff --git a/src/test-driver.c b/src/test-driver.c
new file mode 100644
index 0000000..91bc62c
--- /dev/null
+++ b/src/test-driver.c
@@ -0,0 +1,463 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdarg.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <expat.h>
+
+#include "razor.h"
+
+#define XML_BUFFER_SIZE 4096
+
+static void
+parse_xml_file(const char *filename,
+	       XML_StartElementHandler start,
+	       XML_EndElementHandler end,
+	       void *data)
+{
+	XML_Parser parser;
+	char *buffer;
+	int fd, len, err;
+
+	parser = XML_ParserCreate(NULL);
+	XML_SetElementHandler(parser, start, end);
+	XML_SetUserData(parser, data);
+
+	fd = open(filename, O_RDONLY);
+	if (fd < 0) {
+		fprintf(stderr, "failed to open %s: %m\n", filename);
+		exit(-1);
+	}
+
+	while (1) {
+		buffer = XML_GetBuffer(parser, XML_BUFFER_SIZE);
+		len = read(fd, buffer, XML_BUFFER_SIZE);
+		if (len == 0)
+			break;
+		err = XML_ParseBuffer(parser, len, len == 0);
+		if (err == XML_STATUS_ERROR) {
+			fprintf(stderr, "parse error at line %lu:\n%s\n",
+				XML_GetCurrentLineNumber(parser),
+				XML_ErrorString(XML_GetErrorCode(parser)));
+			exit(-1);
+		}
+	}
+
+	if (fd < 0) {
+		fprintf(stderr, "read: %m\n");
+		exit(-1);
+	}
+
+	close(fd);
+}
+
+struct test_context {
+	struct razor_set *system_set, *repo_set, *result_set;
+
+	struct razor_importer *importer;
+	struct razor_set **importer_set;
+
+	struct razor_transaction *trans;
+
+	char *install_pkgs[3], *remove_pkgs[3];
+	int n_install_pkgs, n_remove_pkgs;
+
+	int unsat;
+	int in_result;
+
+	int debug, errors;
+};
+
+static void
+get_atts(const char **atts, ...)
+{
+	va_list ap;
+	const char *name, **ptr;
+	int i;
+
+	va_start(ap, atts);
+	while (name = va_arg(ap, const char *), name != NULL) {
+		ptr = va_arg(ap, const char **);
+		*ptr = NULL;
+		for (i = 0; atts[i]; i += 2) {
+			if (strcmp(atts[i], name) == 0)
+				*ptr = atts[i + 1];
+		}
+	}
+	va_end(ap);
+}
+
+static enum razor_version_relation
+parse_relation (const char *rel_str)
+{
+	if (!rel_str)
+		return -1;
+	if (rel_str[0] == 'L')
+		return rel_str[1] == 'E' ? RAZOR_VERSION_LESS_OR_EQUAL : RAZOR_VERSION_LESS;
+	else if (rel_str[0] == 'G')
+		return rel_str[1] == 'E' ? RAZOR_VERSION_GREATER_OR_EQUAL : RAZOR_VERSION_GREATER;
+	else if (rel_str[0] == 'E' || rel_str[1] == 'Q')
+		return RAZOR_VERSION_EQUAL;
+	else
+		return -1;
+}
+
+static void
+start_test(struct test_context *ctx, const char **atts)
+{
+	const char *name = NULL;
+
+	get_atts(atts, "name", &name, NULL);
+	if (!name) {
+		fprintf(stderr, "Test with no name\n");
+		exit(1);
+	}
+	printf("%s\n", name);
+}
+
+static void
+end_test(struct test_context *ctx)
+{
+	if (ctx->system_set) {
+		razor_set_destroy(ctx->system_set);
+		ctx->system_set = NULL;
+	}
+	if (ctx->repo_set) {
+		razor_set_destroy(ctx->repo_set);
+		ctx->repo_set = NULL;
+	}
+	if (ctx->result_set) {
+		razor_set_destroy(ctx->result_set);
+		ctx->result_set = NULL;
+	}
+	if (ctx->trans) {
+		razor_transaction_destroy(ctx->trans);
+		ctx->trans = NULL;
+	}
+}
+
+static void
+start_set(struct test_context *ctx, const char **atts)
+{
+	const char *name = NULL;
+
+	ctx->importer = razor_importer_new();
+	get_atts(atts, "name", &name, NULL);
+	if (!name)
+		ctx->importer_set = &ctx->result_set;
+	else if (!strcmp(name, "system"))
+		ctx->importer_set = &ctx->system_set;
+	else if (!strcmp(name, "repo"))
+		ctx->importer_set = &ctx->repo_set;
+	else {
+		fprintf(stderr, "  bad set name '%s'\n", name);
+		exit(1);
+	}
+}
+
+static void
+end_set(struct test_context *ctx)
+{
+	*ctx->importer_set = razor_importer_finish(ctx->importer);
+	ctx->importer = NULL;
+}
+
+static void
+start_package(struct test_context *ctx, const char **atts)
+{
+	const char *name = NULL, *version = NULL, *arch = NULL;
+
+	get_atts(atts, "name", &name,
+		 "version", &version,
+		 "arch", &arch,
+		 NULL);
+
+	if (!name) {
+		fprintf(stderr, "  package with no name\n");
+		exit(1);
+	}
+
+	razor_importer_begin_package(ctx->importer, name, version, arch);
+	razor_importer_add_property(ctx->importer, name,
+				    RAZOR_VERSION_EQUAL, version,
+				    RAZOR_PROPERTY_PROVIDES);
+}
+
+static void
+end_package(struct test_context *ctx)
+{
+	razor_importer_finish_package(ctx->importer);
+}
+
+static void
+add_property(struct test_context *ctx, enum razor_property_type type, const char *name, enum razor_version_relation rel, const char *version)
+{
+	razor_importer_add_property(ctx->importer, name,
+				    rel, version, type);
+}
+
+static void
+check_unsatisfiable_property(struct test_context *ctx,
+			     enum razor_property_type type,
+			     const char *name,
+			     enum razor_version_relation rel,
+			     const char *version)
+{
+	static const char *relation_string[] = { "<", "<=", "=", ">=", ">" };
+
+	if (!version)
+		version = "";
+
+	if (razor_transaction_unsatisfied_property(ctx->trans,
+						   name, rel, version, type))
+		return;
+
+	fprintf(stderr, "  didn't get unsatisfiable '%s %s %s'\n",
+		name, relation_string[rel], version);
+	ctx->errors++;
+}
+
+static void
+start_property(struct test_context *ctx, enum razor_property_type type, const char **atts)
+{
+	const char *name = NULL, *rel_str = NULL, *version = NULL;
+	enum razor_version_relation rel;
+
+	get_atts(atts, "name", &name, "relation", &rel_str, "version", &version, NULL);
+	if (name == NULL) {
+		fprintf(stderr, "  no name specified for property\n");
+		exit(1);
+	}
+	if (version) {
+		rel = parse_relation(rel_str);
+		if (rel == -1) {
+			fprintf(stderr, "  bad or missing version relation for property %s\n", name);
+			exit(1);
+		}
+	} else
+		rel = RAZOR_VERSION_EQUAL;
+
+	if (ctx->unsat)
+		check_unsatisfiable_property(ctx, type, name, rel, version);
+	else
+		add_property(ctx, type, name, rel, version);
+}
+
+static void
+start_transaction(struct test_context *ctx, const char **atts)
+{
+	ctx->n_install_pkgs = 0;
+	ctx->n_remove_pkgs = 0;
+}
+
+static void
+end_transaction(struct test_context *ctx)
+{
+	struct razor_package *pkg;
+	int errors, i;
+
+	ctx->trans = razor_transaction_create(ctx->system_set, ctx->repo_set);
+	for (i = 0; i < ctx->n_install_pkgs; i++) {
+		pkg = razor_set_get_package(ctx->repo_set,
+					    ctx->install_pkgs[i]);
+		razor_transaction_install_package(ctx->trans, pkg);
+	}
+	for (i = 0; i < ctx->n_remove_pkgs; i++) {
+		pkg = razor_set_get_package(ctx->system_set,
+					    ctx->remove_pkgs[i]);
+		if (!pkg)
+			pkg = razor_set_get_package(ctx->repo_set,
+						    ctx->remove_pkgs[i]);
+
+		razor_transaction_remove_package(ctx->trans, pkg);
+	}
+
+	errors = razor_transaction_resolve(ctx->trans);
+	printf("\n");
+
+	while (ctx->n_install_pkgs--)
+		free(ctx->install_pkgs[ctx->n_install_pkgs]);
+	while (ctx->n_remove_pkgs--)
+		free(ctx->remove_pkgs[ctx->n_remove_pkgs]);
+
+	if (!errors) {
+		struct razor_set *new;
+		new = razor_transaction_finish(ctx->trans);
+		ctx->trans = NULL;
+		ctx->system_set = new;
+	}
+}
+
+static void
+start_install_or_update(struct test_context *ctx, const char **atts)
+{
+	const char *name = NULL;
+
+	get_atts(atts, "name", &name, NULL);
+	if (!name) {
+		fprintf(stderr, "  install/update with no name\n");
+		exit(1);
+	}
+
+	ctx->install_pkgs[ctx->n_install_pkgs++] = strdup(name);
+}
+
+static void
+start_remove(struct test_context *ctx, const char **atts)
+{
+	const char *name = NULL;
+
+	get_atts(atts, "name", &name, NULL);
+	if (!name) {
+		fprintf(stderr, "  remove with no name\n");
+		exit(1);
+	}
+
+	ctx->remove_pkgs[ctx->n_remove_pkgs++] = strdup(name);
+}
+
+static void
+start_result(struct test_context *ctx, const char **atts)
+{
+	ctx->in_result = 1;
+}
+
+static void
+diff_callback(const char *name,
+	      const char *old_version,
+	      const char *new_version,
+	      const char *arch,
+	      void *data)
+{
+	struct test_context *ctx = data;
+
+	ctx->errors++;
+	if (old_version) {
+		fprintf(stderr, "  result set should not contain %s %s\n",
+			name, old_version);
+	} else {
+		fprintf(stderr, "  result set should contain %s %s\n",
+			name, new_version);
+	}
+}
+
+static void
+end_result(struct test_context *ctx)
+{
+	ctx->in_result = 0;
+
+	if (ctx->result_set) {
+		if (!ctx->system_set)
+			ctx->system_set = razor_set_create();
+		razor_set_diff(ctx->system_set, ctx->result_set,
+			       diff_callback, ctx);
+	}
+}
+
+static void
+start_unsatisfiable(struct test_context *ctx, const char **atts)
+{
+	if (ctx->result_set) {
+		fprintf(stderr, "Expected to fail, but didn't\n");
+		exit(1);
+	}
+
+	ctx->unsat = 1;
+}
+
+static void
+end_unsatisfiable(struct test_context *ctx)
+{
+	ctx->unsat = 0;
+}
+
+static void
+start_test_element(void *data, const char *element, const char **atts)
+{
+	struct test_context *ctx = data;
+
+	if (strcmp(element, "tests") == 0) {
+		;
+	} else if (strcmp(element, "test") == 0) {
+		start_test(ctx, atts);
+	} else if (strcmp(element, "set") == 0) {
+		start_set(ctx, atts);
+	} else if (strcmp(element, "transaction") == 0) {
+		start_transaction(ctx, atts);
+	} else if (strcmp(element, "install") == 0) {
+		start_install_or_update(ctx, atts);
+	} else if (strcmp(element, "install") == 0) {
+		start_install_or_update(ctx, atts);
+	} else if (strcmp(element, "remove") == 0) {
+		start_remove(ctx, atts);
+	} else if (strcmp(element, "result") == 0) {
+		start_result(ctx, atts);
+	} else if (strcmp(element, "unsatisfiable") == 0) {
+		start_unsatisfiable(ctx, atts);
+	} else if (strcmp(element, "package") == 0) {
+		start_package(ctx, atts);
+	} else if (strcmp(element, "requires") == 0) {
+		start_property(ctx, RAZOR_PROPERTY_REQUIRES, atts);
+	} else if (strcmp(element, "provides") == 0) {
+		start_property(ctx, RAZOR_PROPERTY_PROVIDES, atts);
+	} else if (strcmp(element, "conflicts") == 0) {
+		start_property(ctx, RAZOR_PROPERTY_CONFLICTS, atts);
+	} else if (strcmp(element, "obsoletes") == 0) {
+		start_property(ctx, RAZOR_PROPERTY_OBSOLETES, atts);
+	} else {
+		fprintf(stderr, "Unrecognized element '%s'\n", element);
+		exit(1);
+	}
+}
+
+static void
+end_test_element (void *data, const char *element)
+{
+	struct test_context *ctx = data;
+
+	if (strcmp(element, "test") == 0) {
+		end_test(ctx);
+	} else if (strcmp(element, "set") == 0) {
+		end_set(ctx);
+	} else if (strcmp(element, "package") == 0) {
+		end_package(ctx);
+	} else if (strcmp(element, "transaction") == 0) {
+		end_transaction(ctx);
+	} else if (strcmp(element, "result") == 0) {
+		end_result(ctx);
+	} else if (strcmp(element, "unsatisfiable") == 0) {
+		end_unsatisfiable(ctx);
+	}
+}
+
+int main(int argc, char *argv[])
+{
+	struct test_context ctx;
+	const char *test_file;
+
+	memset(&ctx, 0, sizeof ctx);
+
+	if (argc > 3) {
+		fprintf(stderr, "usage: %s [-d] [TESTS-FILE]\n", argv[0]);
+		exit(-1);
+	}
+
+	if (argc >= 2 && !strcmp (argv[1], "-d")) {
+		ctx.debug = 1;
+		argc--;
+		argv++;
+	}
+	if (argc == 2)
+		test_file = argv[1];
+	else
+		test_file = "test.xml";
+
+	parse_xml_file(test_file, start_test_element, end_test_element, &ctx);
+
+	if (ctx.errors) {
+		fprintf(stderr, "\n%d errors\n", ctx.errors);
+		return 1;
+	} else
+		return 0;
+}