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Re: [Qemu-devel] [PATCH v2 10/16] hbitmap: Add @advance param to hbitmap


From: Max Reitz
Subject: Re: [Qemu-devel] [PATCH v2 10/16] hbitmap: Add @advance param to hbitmap_iter_next()
Date: Wed, 28 Feb 2018 15:28:53 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.6.0

On 2018-02-27 09:59, Fam Zheng wrote:
> On Mon, 01/22 23:08, Max Reitz wrote:
>> diff --git a/tests/test-hbitmap.c b/tests/test-hbitmap.c
>> index 9091c639b3..2a2aa5bd43 100644
>> --- a/tests/test-hbitmap.c
>> +++ b/tests/test-hbitmap.c
>> @@ -46,7 +46,7 @@ static void hbitmap_test_check(TestHBitmapData *data,
>>  
>>      i = first;
>>      for (;;) {
>> -        next = hbitmap_iter_next(&hbi);
>> +        next = hbitmap_iter_next(&hbi, true);
>>          if (next < 0) {
>>              next = data->size;
>>          }
>> @@ -435,25 +435,25 @@ static void 
>> test_hbitmap_iter_granularity(TestHBitmapData *data,
>>      /* Note that hbitmap_test_check has to be invoked manually in this 
>> test.  */
>>      hbitmap_test_init(data, 131072 << 7, 7);
>>      hbitmap_iter_init(&hbi, data->hb, 0);
>> -    g_assert_cmpint(hbitmap_iter_next(&hbi), <, 0);
>> +    g_assert_cmpint(hbitmap_iter_next(&hbi, true), <, 0);
>>  
>>      hbitmap_test_set(data, ((L2 + L1 + 1) << 7) + 8, 8);
>>      hbitmap_iter_init(&hbi, data->hb, 0);
>> -    g_assert_cmpint(hbitmap_iter_next(&hbi), ==, (L2 + L1 + 1) << 7);
>> -    g_assert_cmpint(hbitmap_iter_next(&hbi), <, 0);
>> +    g_assert_cmpint(hbitmap_iter_next(&hbi, true), ==, (L2 + L1 + 1) << 7);
>> +    g_assert_cmpint(hbitmap_iter_next(&hbi, true), <, 0);
>>  
>>      hbitmap_iter_init(&hbi, data->hb, (L2 + L1 + 2) << 7);
>> -    g_assert_cmpint(hbitmap_iter_next(&hbi), <, 0);
>> +    g_assert_cmpint(hbitmap_iter_next(&hbi, true), <, 0);
>>  
>>      hbitmap_test_set(data, (131072 << 7) - 8, 8);
>>      hbitmap_iter_init(&hbi, data->hb, 0);
>> -    g_assert_cmpint(hbitmap_iter_next(&hbi), ==, (L2 + L1 + 1) << 7);
>> -    g_assert_cmpint(hbitmap_iter_next(&hbi), ==, 131071 << 7);
>> -    g_assert_cmpint(hbitmap_iter_next(&hbi), <, 0);
>> +    g_assert_cmpint(hbitmap_iter_next(&hbi, true), ==, (L2 + L1 + 1) << 7);
>> +    g_assert_cmpint(hbitmap_iter_next(&hbi, true), ==, 131071 << 7);
>> +    g_assert_cmpint(hbitmap_iter_next(&hbi, true), <, 0);
>>  
>>      hbitmap_iter_init(&hbi, data->hb, (L2 + L1 + 2) << 7);
>> -    g_assert_cmpint(hbitmap_iter_next(&hbi), ==, 131071 << 7);
>> -    g_assert_cmpint(hbitmap_iter_next(&hbi), <, 0);
>> +    g_assert_cmpint(hbitmap_iter_next(&hbi, true), ==, 131071 << 7);
>> +    g_assert_cmpint(hbitmap_iter_next(&hbi, true), <, 0);
>>  }
> 
> Please add tests for advance=false too.

:C

But writing tests is so hard!  And then most of the time you even find
bugs in your own code.  Which makes it even harder... O:-)

Will do.

Max

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