diff options
Diffstat (limited to 'tests/test-qemu-opts.c')
| -rw-r--r-- | tests/test-qemu-opts.c | 330 |
1 files changed, 328 insertions, 2 deletions
diff --git a/tests/test-qemu-opts.c b/tests/test-qemu-opts.c index a505a3e059..310485bb2e 100644 --- a/tests/test-qemu-opts.c +++ b/tests/test-qemu-opts.c @@ -8,6 +8,7 @@ */ #include "qemu/osdep.h" +#include "qemu/cutils.h" #include "qapi/error.h" #include "qapi/qmp/qstring.h" #include "qemu/config-file.h" @@ -29,6 +30,9 @@ static QemuOptsList opts_list_01 = { },{ .name = "number1", .type = QEMU_OPT_NUMBER, + },{ + .name = "number2", + .type = QEMU_OPT_NUMBER, }, { /* end of list */ } }, @@ -42,14 +46,23 @@ static QemuOptsList opts_list_02 = { .name = "str1", .type = QEMU_OPT_STRING, },{ + .name = "str2", + .type = QEMU_OPT_STRING, + },{ .name = "bool1", .type = QEMU_OPT_BOOL, },{ - .name = "str2", - .type = QEMU_OPT_STRING, + .name = "bool2", + .type = QEMU_OPT_BOOL, },{ .name = "size1", .type = QEMU_OPT_SIZE, + },{ + .name = "size2", + .type = QEMU_OPT_SIZE, + },{ + .name = "size3", + .type = QEMU_OPT_SIZE, }, { /* end of list */ } }, @@ -57,6 +70,7 @@ static QemuOptsList opts_list_02 = { static QemuOptsList opts_list_03 = { .name = "opts_list_03", + .implied_opt_name = "implied", .head = QTAILQ_HEAD_INITIALIZER(opts_list_03.head), .desc = { /* no elements => accept any params */ @@ -421,6 +435,314 @@ static void test_qemu_opts_set(void) g_assert(opts == NULL); } +static int opts_count_iter(void *opaque, const char *name, const char *value, + Error **errp) +{ + (*(size_t *)opaque)++; + return 0; +} + +static size_t opts_count(QemuOpts *opts) +{ + size_t n = 0; + + qemu_opt_foreach(opts, opts_count_iter, &n, NULL); + return n; +} + +static void test_opts_parse(void) +{ + Error *err = NULL; + QemuOpts *opts; + char long_key[129]; + char *params; + + /* Nothing */ + opts = qemu_opts_parse(&opts_list_03, "", false, &error_abort); + g_assert_cmpuint(opts_count(opts), ==, 0); + + /* Empty key */ + opts = qemu_opts_parse(&opts_list_03, "=val", false, &error_abort); + g_assert_cmpuint(opts_count(opts), ==, 1); + g_assert_cmpstr(qemu_opt_get(opts, ""), ==, "val"); + + /* Long key */ + memset(long_key, 'a', 127); + long_key[127] = 'z'; + long_key[128] = 0; + params = g_strdup_printf("%s=v", long_key); + opts = qemu_opts_parse(&opts_list_03, params + 1, NULL, &error_abort); + g_assert_cmpuint(opts_count(opts), ==, 1); + g_assert_cmpstr(qemu_opt_get(opts, long_key + 1), ==, "v"); + + /* Overlong key gets truncated */ + opts = qemu_opts_parse(&opts_list_03, params, NULL, &error_abort); + g_assert(opts_count(opts) == 1); + long_key[127] = 0; + g_assert_cmpstr(qemu_opt_get(opts, long_key), ==, "v"); + g_free(params); + + /* Multiple keys, last one wins */ + opts = qemu_opts_parse(&opts_list_03, "a=1,b=2,,x,a=3", + false, &error_abort); + g_assert_cmpuint(opts_count(opts), ==, 3); + g_assert_cmpstr(qemu_opt_get(opts, "a"), ==, "3"); + g_assert_cmpstr(qemu_opt_get(opts, "b"), ==, "2,x"); + + /* Except when it doesn't */ + opts = qemu_opts_parse(&opts_list_03, "id=foo,id=bar", + false, &error_abort); + g_assert_cmpuint(opts_count(opts), ==, 0); + g_assert_cmpstr(qemu_opts_id(opts), ==, "foo"); + + /* TODO Cover low-level access to repeated keys */ + + /* Trailing comma is ignored */ + opts = qemu_opts_parse(&opts_list_03, "x=y,", false, &error_abort); + g_assert_cmpuint(opts_count(opts), ==, 1); + g_assert_cmpstr(qemu_opt_get(opts, "x"), ==, "y"); + + /* Except when it isn't */ + opts = qemu_opts_parse(&opts_list_03, ",", false, &error_abort); + g_assert_cmpuint(opts_count(opts), ==, 1); + g_assert_cmpstr(qemu_opt_get(opts, ""), ==, "on"); + + /* Duplicate ID */ + opts = qemu_opts_parse(&opts_list_03, "x=y,id=foo", false, &err); + error_free_or_abort(&err); + g_assert(!opts); + /* TODO Cover .merge_lists = true */ + + /* Buggy ID recognition */ + opts = qemu_opts_parse(&opts_list_03, "x=,,id=bar", false, &error_abort); + g_assert_cmpuint(opts_count(opts), ==, 1); + g_assert_cmpstr(qemu_opts_id(opts), ==, "bar"); /* BUG */ + g_assert_cmpstr(qemu_opt_get(opts, "x"), ==, ",id=bar"); + + /* Anti-social ID */ + opts = qemu_opts_parse(&opts_list_01, "id=666", false, &err); + error_free_or_abort(&err); + g_assert(!opts); + + /* Implied value */ + opts = qemu_opts_parse(&opts_list_03, "an,noaus,noaus=", + false, &error_abort); + g_assert_cmpuint(opts_count(opts), ==, 3); + g_assert_cmpstr(qemu_opt_get(opts, "an"), ==, "on"); + g_assert_cmpstr(qemu_opt_get(opts, "aus"), ==, "off"); + g_assert_cmpstr(qemu_opt_get(opts, "noaus"), ==, ""); + + /* Implied key */ + opts = qemu_opts_parse(&opts_list_03, "an,noaus,noaus=", true, + &error_abort); + g_assert_cmpuint(opts_count(opts), ==, 3); + g_assert_cmpstr(qemu_opt_get(opts, "implied"), ==, "an"); + g_assert_cmpstr(qemu_opt_get(opts, "aus"), ==, "off"); + g_assert_cmpstr(qemu_opt_get(opts, "noaus"), ==, ""); + + /* Implied key with empty value */ + opts = qemu_opts_parse(&opts_list_03, ",", true, &error_abort); + g_assert_cmpuint(opts_count(opts), ==, 1); + g_assert_cmpstr(qemu_opt_get(opts, "implied"), ==, ""); + + /* Implied key with comma value */ + opts = qemu_opts_parse(&opts_list_03, ",,,a=1", true, &error_abort); + g_assert_cmpuint(opts_count(opts), ==, 2); + g_assert_cmpstr(qemu_opt_get(opts, "implied"), ==, ","); + g_assert_cmpstr(qemu_opt_get(opts, "a"), ==, "1"); + + /* Empty key is not an implied key */ + opts = qemu_opts_parse(&opts_list_03, "=val", true, &error_abort); + g_assert_cmpuint(opts_count(opts), ==, 1); + g_assert_cmpstr(qemu_opt_get(opts, ""), ==, "val"); + + /* Unknown key */ + opts = qemu_opts_parse(&opts_list_01, "nonexistent=", false, &err); + error_free_or_abort(&err); + g_assert(!opts); + + qemu_opts_reset(&opts_list_01); + qemu_opts_reset(&opts_list_03); +} + +static void test_opts_parse_bool(void) +{ + Error *err = NULL; + QemuOpts *opts; + + opts = qemu_opts_parse(&opts_list_02, "bool1=on,bool2=off", + false, &error_abort); + g_assert_cmpuint(opts_count(opts), ==, 2); + g_assert(qemu_opt_get_bool(opts, "bool1", false)); + g_assert(!qemu_opt_get_bool(opts, "bool2", true)); + + opts = qemu_opts_parse(&opts_list_02, "bool1=offer", false, &err); + error_free_or_abort(&err); + g_assert(!opts); + + qemu_opts_reset(&opts_list_02); +} + +static void test_opts_parse_number(void) +{ + Error *err = NULL; + QemuOpts *opts; + + /* Lower limit zero */ + opts = qemu_opts_parse(&opts_list_01, "number1=0", false, &error_abort); + g_assert_cmpuint(opts_count(opts), ==, 1); + g_assert_cmpuint(qemu_opt_get_number(opts, "number1", 1), ==, 0); + + /* Upper limit 2^64-1 */ + opts = qemu_opts_parse(&opts_list_01, + "number1=18446744073709551615,number2=-1", + false, &error_abort); + g_assert_cmpuint(opts_count(opts), ==, 2); + g_assert_cmphex(qemu_opt_get_number(opts, "number1", 1), ==, UINT64_MAX); + g_assert_cmphex(qemu_opt_get_number(opts, "number2", 0), ==, UINT64_MAX); + + /* Above upper limit */ + opts = qemu_opts_parse(&opts_list_01, "number1=18446744073709551616", + false, &error_abort); + /* BUG: should reject */ + g_assert_cmpuint(opts_count(opts), ==, 1); + g_assert_cmpuint(qemu_opt_get_number(opts, "number1", 1), ==, UINT64_MAX); + + /* Below lower limit */ + opts = qemu_opts_parse(&opts_list_01, "number1=-18446744073709551616", + false, &error_abort); + /* BUG: should reject */ + g_assert_cmpuint(opts_count(opts), ==, 1); + g_assert_cmpuint(qemu_opt_get_number(opts, "number1", 1), ==, UINT64_MAX); + + /* Hex and octal */ + opts = qemu_opts_parse(&opts_list_01, "number1=0x2a,number2=052", + false, &error_abort); + g_assert_cmpuint(opts_count(opts), ==, 2); + g_assert_cmpuint(qemu_opt_get_number(opts, "number1", 1), ==, 42); + g_assert_cmpuint(qemu_opt_get_number(opts, "number2", 0), ==, 42); + + /* Invalid */ + opts = qemu_opts_parse(&opts_list_01, "number1=", false, &err); + /* BUG: should reject */ + g_assert_cmpuint(opts_count(opts), ==, 1); + g_assert_cmpuint(qemu_opt_get_number(opts, "number1", 1), ==, 0); + opts = qemu_opts_parse(&opts_list_01, "number1=eins", false, &err); + error_free_or_abort(&err); + g_assert(!opts); + + /* Leading whitespace */ + opts = qemu_opts_parse(&opts_list_01, "number1= \t42", + false, &error_abort); + g_assert_cmpuint(opts_count(opts), ==, 1); + g_assert_cmpuint(qemu_opt_get_number(opts, "number1", 1), ==, 42); + + /* Trailing crap */ + opts = qemu_opts_parse(&opts_list_01, "number1=3.14", false, &err); + error_free_or_abort(&err); + g_assert(!opts); + opts = qemu_opts_parse(&opts_list_01, "number1=08", false, &err); + error_free_or_abort(&err); + g_assert(!opts); + opts = qemu_opts_parse(&opts_list_01, "number1=0 ", false, &err); + error_free_or_abort(&err); + g_assert(!opts); + + qemu_opts_reset(&opts_list_01); +} + +static void test_opts_parse_size(void) +{ + Error *err = NULL; + QemuOpts *opts; + + /* Lower limit zero */ + opts = qemu_opts_parse(&opts_list_02, "size1=0", false, &error_abort); + g_assert_cmpuint(opts_count(opts), ==, 1); + g_assert_cmpuint(qemu_opt_get_size(opts, "size1", 1), ==, 0); + + /* Note: precision is 53 bits since we're parsing with strtod() */ + + /* Around limit of precision: 2^53-1, 2^53, 2^54 */ + opts = qemu_opts_parse(&opts_list_02, + "size1=9007199254740991," + "size2=9007199254740992," + "size3=9007199254740993", + false, &error_abort); + g_assert_cmpuint(opts_count(opts), ==, 3); + g_assert_cmphex(qemu_opt_get_size(opts, "size1", 1), + ==, 0x1fffffffffffff); + g_assert_cmphex(qemu_opt_get_size(opts, "size2", 1), + ==, 0x20000000000000); + g_assert_cmphex(qemu_opt_get_size(opts, "size3", 1), + ==, 0x20000000000000); + + /* Close to signed upper limit 0x7ffffffffffffc00 (53 msbs set) */ + opts = qemu_opts_parse(&opts_list_02, + "size1=9223372036854774784," /* 7ffffffffffffc00 */ + "size2=9223372036854775295", /* 7ffffffffffffdff */ + false, &error_abort); + g_assert_cmpuint(opts_count(opts), ==, 2); + g_assert_cmphex(qemu_opt_get_size(opts, "size1", 1), + ==, 0x7ffffffffffffc00); + g_assert_cmphex(qemu_opt_get_size(opts, "size2", 1), + ==, 0x7ffffffffffffc00); + + /* Close to actual upper limit 0xfffffffffffff800 (53 msbs set) */ + opts = qemu_opts_parse(&opts_list_02, + "size1=18446744073709549568," /* fffffffffffff800 */ + "size2=18446744073709550591", /* fffffffffffffbff */ + false, &error_abort); + g_assert_cmpuint(opts_count(opts), ==, 2); + g_assert_cmphex(qemu_opt_get_size(opts, "size1", 1), + ==, 0xfffffffffffff800); + g_assert_cmphex(qemu_opt_get_size(opts, "size2", 1), + ==, 0xfffffffffffff800); + + /* Beyond limits */ + opts = qemu_opts_parse(&opts_list_02, "size1=-1", false, &err); + error_free_or_abort(&err); + g_assert(!opts); + opts = qemu_opts_parse(&opts_list_02, + "size1=18446744073709550592", /* fffffffffffffc00 */ + false, &error_abort); + /* BUG: should reject */ + g_assert_cmpuint(opts_count(opts), ==, 1); + g_assert_cmpuint(qemu_opt_get_size(opts, "size1", 1), ==, 0); + + /* Suffixes */ + opts = qemu_opts_parse(&opts_list_02, "size1=8b,size2=1.5k,size3=2M", + false, &error_abort); + g_assert_cmpuint(opts_count(opts), ==, 3); + g_assert_cmphex(qemu_opt_get_size(opts, "size1", 0), ==, 8); + g_assert_cmphex(qemu_opt_get_size(opts, "size2", 0), ==, 1536); + g_assert_cmphex(qemu_opt_get_size(opts, "size3", 0), ==, 2 * M_BYTE); + opts = qemu_opts_parse(&opts_list_02, "size1=0.1G,size2=16777215T", + false, &error_abort); + g_assert_cmpuint(opts_count(opts), ==, 2); + g_assert_cmphex(qemu_opt_get_size(opts, "size1", 0), ==, G_BYTE / 10); + g_assert_cmphex(qemu_opt_get_size(opts, "size2", 0), + ==, 16777215 * T_BYTE); + + /* Beyond limit with suffix */ + opts = qemu_opts_parse(&opts_list_02, "size1=16777216T", + false, &error_abort); + /* BUG: should reject */ + g_assert_cmpuint(opts_count(opts), ==, 1); + g_assert_cmpuint(qemu_opt_get_size(opts, "size1", 1), ==, 0); + + /* Trailing crap */ + opts = qemu_opts_parse(&opts_list_02, "size1=16E", false, &err); + error_free_or_abort(&err); + g_assert(!opts); + opts = qemu_opts_parse(&opts_list_02, "size1=16Gi", false, &error_abort); + /* BUG: should reject */ + g_assert_cmpuint(opts_count(opts), ==, 1); + g_assert_cmpuint(qemu_opt_get_size(opts, "size1", 1), ==, 16 * G_BYTE); + + qemu_opts_reset(&opts_list_02); +} + int main(int argc, char *argv[]) { register_opts(); @@ -435,6 +757,10 @@ int main(int argc, char *argv[]) g_test_add_func("/qemu-opts/opt_unset", test_qemu_opt_unset); g_test_add_func("/qemu-opts/opts_reset", test_qemu_opts_reset); g_test_add_func("/qemu-opts/opts_set", test_qemu_opts_set); + g_test_add_func("/qemu-opts/opts_parse/general", test_opts_parse); + g_test_add_func("/qemu-opts/opts_parse/bool", test_opts_parse_bool); + g_test_add_func("/qemu-opts/opts_parse/number", test_opts_parse_number); + g_test_add_func("/qemu-opts/opts_parse/size", test_opts_parse_size); g_test_run(); return 0; } |