This is a testharness.js-based test.
Found 72 tests; 64 PASS, 8 FAIL, 0 TIMEOUT, 0 NOTRUN.
PASS .flexbox div 1
PASS .flexbox div 2
PASS .flexbox div 3
PASS .flexbox div 4
PASS .flexbox div 5
PASS .flexbox div 6
PASS .flexbox div 7
PASS .flexbox div 8
PASS .flexbox div 9
PASS .flexbox div 10
PASS .flexbox div 11
PASS .flexbox div 12
PASS .flexbox div 13
PASS .flexbox div 14
PASS .flexbox div 15
PASS .flexbox div 16
PASS .flexbox div 17
PASS .flexbox div 18
PASS .flexbox div 19
PASS .flexbox div 20
PASS .flexbox div 21
PASS .flexbox div 22
PASS .flexbox div 23
PASS .flexbox div 24
PASS .flexbox div 25
PASS .flexbox div 26
PASS .flexbox div 27
PASS .flexbox div 28
PASS .flexbox div 29
PASS .flexbox div 30
PASS .flexbox div 31
PASS .flexbox div 32
PASS .flexbox div 33
PASS .flexbox div 34
PASS .flexbox div 35
PASS .flexbox div 36
PASS .flexbox div 37
PASS .flexbox div 38
PASS .flexbox div 39
PASS .flexbox div 40
PASS .flexbox div 41
PASS .flexbox div 42
PASS .flexbox div 43
PASS .flexbox div 44
PASS .flexbox div 45
PASS .flexbox div 46
PASS .flexbox div 47
PASS .flexbox div 48
PASS .flexbox div 49
PASS .flexbox div 50
PASS .flexbox div 51
PASS .flexbox div 52
PASS .flexbox div 53
PASS .flexbox div 54
PASS .flexbox div 55
PASS .flexbox div 56
PASS .flexbox div 57
PASS .flexbox div 58
PASS .flexbox div 59
PASS .flexbox div 60
PASS .flexbox div 61
PASS .flexbox div 62
PASS .flexbox div 63
PASS .flexbox div 64
FAIL .flexbox div 65 assert_equals: 
<div class="a" data-expected-width="20" data-expected-height="10" data-offset-x="536" data-offset-y="198"></div>
offsetTop expected 198 but got 8
FAIL .flexbox div 66 assert_equals: 
<div class="a" data-expected-width="20" data-expected-height="10" data-offset-x="558" data-offset-y="168"></div>
offsetTop expected 168 but got 8
FAIL .flexbox div 67 assert_equals: 
<div class="b" data-expected-width="20" data-expected-height="30" data-offset-x="558" data-offset-y="178"><div class="fixedSizeChild" data-expected-width="10" data-expected-height="30" data-offset-x="558" data-offset-y="178"></div></div>
offsetTop expected 178 but got 18
FAIL .flexbox div 68 assert_equals: 
<div class="fixedSizeChild" data-expected-width="10" data-expected-height="30" data-offset-x="558" data-offset-y="178"></div>
offsetTop expected 178 but got 18
FAIL .flexbox div 69 assert_equals: 
<div class="a" data-expected-width="20" data-expected-height="10" data-offset-x="580" data-offset-y="128"></div>
offsetTop expected 128 but got 8
FAIL .flexbox div 70 assert_equals: 
<div class="b" data-expected-width="20" data-expected-height="30" data-offset-x="580" data-offset-y="138"><div class="fixedSizeChild" data-expected-width="10" data-expected-height="30" data-offset-x="580" data-offset-y="138"></div></div>
offsetTop expected 138 but got 18
FAIL .flexbox div 71 assert_equals: 
<div class="fixedSizeChild" data-expected-width="10" data-expected-height="30" data-offset-x="580" data-offset-y="138"></div>
offsetTop expected 138 but got 18
FAIL .flexbox div 72 assert_equals: 
<div class="c" data-expected-width="20" data-expected-height="40" data-offset-x="580" data-offset-y="168"></div>
offsetTop expected 168 but got 48
Harness: the test ran to completion.