 b8864245b1
			
		
	
	
		b8864245b1
		
	
	
	
	
		
			
			The buffer was being allocated of size string length plus two.
Around the string two quotes were being added, but no terminating NUL.
It was then compared using g_assert_cmpstr(), resulting in fairly random
assertion failures:
 ERROR:tests/test-string-output-visitor.c:213:test_visitor_out_enum: assertion failed (str == str_human): ("\"value1\"" == "\"value1\"\001EEEEEEEEEEEEEE\0171")
There is no g_assert_cmpnstr() counterpart, so use g_strdup_printf()
for safely assembling the string in the first place.
Cc: Hu Tao <hutao@cn.fujitsu.com>
Cc: Michael S. Tsirkin <mst@redhat.com>
Suggested-by: Eric Blake <eblake@redhat.com>
Fixes: b4900c0 tests: add human format test for string output visitor
Signed-off-by: Andreas Färber <afaerber@suse.de>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
		
	
			
		
			
				
	
	
		
			290 lines
		
	
	
		
			8.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			290 lines
		
	
	
		
			8.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * String Output Visitor unit-tests.
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|  *
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|  * Copyright (C) 2012 Red Hat Inc.
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|  *
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|  * Authors:
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|  *  Paolo Bonzini <pbonzini@redhat.com> (based on test-qmp-output-visitor)
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|  *
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|  * This work is licensed under the terms of the GNU GPL, version 2 or later.
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|  * See the COPYING file in the top-level directory.
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|  */
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| 
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| #include <glib.h>
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| 
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| #include "qemu-common.h"
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| #include "qapi/string-output-visitor.h"
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| #include "test-qapi-types.h"
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| #include "test-qapi-visit.h"
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| #include "qapi/qmp/types.h"
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| 
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| typedef struct TestOutputVisitorData {
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|     StringOutputVisitor *sov;
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|     Visitor *ov;
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|     bool human;
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| } TestOutputVisitorData;
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| 
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| static void visitor_output_setup(TestOutputVisitorData *data,
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|                                  const void *unused)
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| {
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|     data->human = false;
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|     data->sov = string_output_visitor_new(data->human);
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|     g_assert(data->sov != NULL);
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| 
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|     data->ov = string_output_get_visitor(data->sov);
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|     g_assert(data->ov != NULL);
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| }
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| 
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| static void visitor_output_setup_human(TestOutputVisitorData *data,
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|                                        const void *unused)
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| {
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|     data->human = true;
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|     data->sov = string_output_visitor_new(data->human);
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|     g_assert(data->sov != NULL);
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| 
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|     data->ov = string_output_get_visitor(data->sov);
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|     g_assert(data->ov != NULL);
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| }
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| 
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| static void visitor_output_teardown(TestOutputVisitorData *data,
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|                                     const void *unused)
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| {
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|     string_output_visitor_cleanup(data->sov);
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|     data->sov = NULL;
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|     data->ov = NULL;
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| }
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| 
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| static void test_visitor_out_int(TestOutputVisitorData *data,
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|                                  const void *unused)
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| {
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|     int64_t value = 42;
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|     Error *err = NULL;
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|     char *str;
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| 
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|     visit_type_int(data->ov, &value, NULL, &err);
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|     g_assert(!err);
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| 
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|     str = string_output_get_string(data->sov);
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|     g_assert(str != NULL);
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|     if (data->human) {
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|         g_assert_cmpstr(str, ==, "42 (0x2a)");
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|     } else {
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|         g_assert_cmpstr(str, ==, "42");
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|     }
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|     g_free(str);
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| }
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| 
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| static void test_visitor_out_intList(TestOutputVisitorData *data,
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|                                      const void *unused)
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| {
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|     int64_t value[] = {0, 1, 9, 10, 16, 15, 14,
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|         3, 4, 5, 6, 11, 12, 13, 21, 22, INT64_MAX - 1, INT64_MAX};
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|     intList *list = NULL, **tmp = &list;
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|     int i;
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|     Error *errp = NULL;
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|     char *str;
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| 
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|     for (i = 0; i < sizeof(value) / sizeof(value[0]); i++) {
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|         *tmp = g_malloc0(sizeof(**tmp));
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|         (*tmp)->value = value[i];
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|         tmp = &(*tmp)->next;
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|     }
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| 
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|     visit_type_intList(data->ov, &list, NULL, &errp);
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|     g_assert(errp == NULL);
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| 
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|     str = string_output_get_string(data->sov);
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|     g_assert(str != NULL);
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|     if (data->human) {
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|         g_assert_cmpstr(str, ==,
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|             "0-1,3-6,9-16,21-22,9223372036854775806-9223372036854775807 "
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|             "(0x0-0x1,0x3-0x6,0x9-0x10,0x15-0x16,"
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|             "0x7ffffffffffffffe-0x7fffffffffffffff)");
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|     } else {
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|         g_assert_cmpstr(str, ==,
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|             "0-1,3-6,9-16,21-22,9223372036854775806-9223372036854775807");
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|     }
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|     g_free(str);
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|     while (list) {
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|         intList *tmp2;
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|         tmp2 = list->next;
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|         g_free(list);
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|         list = tmp2;
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|     }
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| }
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| 
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| static void test_visitor_out_bool(TestOutputVisitorData *data,
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|                                   const void *unused)
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| {
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|     Error *err = NULL;
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|     bool value = true;
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|     char *str;
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| 
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|     visit_type_bool(data->ov, &value, NULL, &err);
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|     g_assert(!err);
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| 
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|     str = string_output_get_string(data->sov);
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|     g_assert(str != NULL);
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|     g_assert_cmpstr(str, ==, "true");
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|     g_free(str);
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| }
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| 
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| static void test_visitor_out_number(TestOutputVisitorData *data,
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|                                     const void *unused)
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| {
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|     double value = 3.14;
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|     Error *err = NULL;
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|     char *str;
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| 
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|     visit_type_number(data->ov, &value, NULL, &err);
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|     g_assert(!err);
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| 
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|     str = string_output_get_string(data->sov);
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|     g_assert(str != NULL);
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|     g_assert_cmpstr(str, ==, "3.140000");
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|     g_free(str);
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| }
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| 
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| static void test_visitor_out_string(TestOutputVisitorData *data,
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|                                     const void *unused)
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| {
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|     char *string = (char *) "Q E M U";
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|     const char *string_human = "\"Q E M U\"";
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|     Error *err = NULL;
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|     char *str;
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| 
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|     visit_type_str(data->ov, &string, NULL, &err);
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|     g_assert(!err);
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| 
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|     str = string_output_get_string(data->sov);
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|     g_assert(str != NULL);
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|     if (data->human) {
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|         g_assert_cmpstr(str, ==, string_human);
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|     } else {
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|         g_assert_cmpstr(str, ==, string);
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|     }
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|     g_free(str);
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| }
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| 
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| static void test_visitor_out_no_string(TestOutputVisitorData *data,
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|                                        const void *unused)
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| {
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|     char *string = NULL;
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|     Error *err = NULL;
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|     char *str;
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| 
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|     /* A null string should return "" */
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|     visit_type_str(data->ov, &string, NULL, &err);
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|     g_assert(!err);
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| 
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|     str = string_output_get_string(data->sov);
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|     g_assert(str != NULL);
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|     if (data->human) {
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|         g_assert_cmpstr(str, ==, "<null>");
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|     } else {
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|         g_assert_cmpstr(str, ==, "");
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|     }
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|     g_free(str);
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| }
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| 
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| static void test_visitor_out_enum(TestOutputVisitorData *data,
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|                                   const void *unused)
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| {
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|     Error *err = NULL;
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|     char *str;
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|     EnumOne i;
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| 
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|     for (i = 0; i < ENUM_ONE_MAX; i++) {
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|         char *str_human;
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| 
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|         visit_type_EnumOne(data->ov, &i, "unused", &err);
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|         g_assert(!err);
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| 
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|         str_human = g_strdup_printf("\"%s\"", EnumOne_lookup[i]);
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| 
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|         str = string_output_get_string(data->sov);
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|         g_assert(str != NULL);
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|         if (data->human) {
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|             g_assert_cmpstr(str, ==, str_human);
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|         } else {
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|             g_assert_cmpstr(str, ==, EnumOne_lookup[i]);
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|         }
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|         g_free(str_human);
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| 	g_free(str);
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|     }
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| }
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| 
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| static void test_visitor_out_enum_errors(TestOutputVisitorData *data,
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|                                          const void *unused)
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| {
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|     EnumOne i, bad_values[] = { ENUM_ONE_MAX, -1 };
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|     Error *err;
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| 
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|     for (i = 0; i < ARRAY_SIZE(bad_values) ; i++) {
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|         err = NULL;
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|         visit_type_EnumOne(data->ov, &bad_values[i], "unused", &err);
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|         g_assert(err);
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|         error_free(err);
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|     }
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| }
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| 
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| static void
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| output_visitor_test_add(const char *testpath,
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|                         TestOutputVisitorData *data,
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|                         void (*test_func)(TestOutputVisitorData *data,
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|                                           const void *user_data),
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|                         bool human)
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| {
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|     g_test_add(testpath, TestOutputVisitorData, data,
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|                human ? visitor_output_setup_human : visitor_output_setup,
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|                test_func, visitor_output_teardown);
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| }
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| 
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| int main(int argc, char **argv)
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| {
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|     TestOutputVisitorData out_visitor_data;
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| 
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|     g_test_init(&argc, &argv, NULL);
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| 
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|     output_visitor_test_add("/string-visitor/output/int",
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|                             &out_visitor_data, test_visitor_out_int, false);
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|     output_visitor_test_add("/string-visitor/output/int",
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|                             &out_visitor_data, test_visitor_out_int, true);
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|     output_visitor_test_add("/string-visitor/output/bool",
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|                             &out_visitor_data, test_visitor_out_bool, false);
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|     output_visitor_test_add("/string-visitor/output/bool",
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|                             &out_visitor_data, test_visitor_out_bool, true);
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|     output_visitor_test_add("/string-visitor/output/number",
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|                             &out_visitor_data, test_visitor_out_number, false);
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|     output_visitor_test_add("/string-visitor/output/number",
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|                             &out_visitor_data, test_visitor_out_number, true);
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|     output_visitor_test_add("/string-visitor/output/string",
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|                             &out_visitor_data, test_visitor_out_string, false);
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|     output_visitor_test_add("/string-visitor/output/string",
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|                             &out_visitor_data, test_visitor_out_string, true);
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|     output_visitor_test_add("/string-visitor/output/no-string",
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|                             &out_visitor_data, test_visitor_out_no_string,
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|                             false);
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|     output_visitor_test_add("/string-visitor/output/no-string",
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|                             &out_visitor_data, test_visitor_out_no_string,
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|                             true);
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|     output_visitor_test_add("/string-visitor/output/enum",
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|                             &out_visitor_data, test_visitor_out_enum, false);
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|     output_visitor_test_add("/string-visitor/output/enum",
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|                             &out_visitor_data, test_visitor_out_enum, true);
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|     output_visitor_test_add("/string-visitor/output/enum-errors",
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|                             &out_visitor_data, test_visitor_out_enum_errors,
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|                             false);
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|     output_visitor_test_add("/string-visitor/output/enum-errors",
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|                             &out_visitor_data, test_visitor_out_enum_errors,
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|                             true);
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|     output_visitor_test_add("/string-visitor/output/intList",
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|                             &out_visitor_data, test_visitor_out_intList, false);
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|     output_visitor_test_add("/string-visitor/output/intList",
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|                             &out_visitor_data, test_visitor_out_intList, true);
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| 
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|     g_test_run();
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| 
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|     return 0;
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| }
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