[coreboot-gerrit] Change in coreboot[master]: tests: Add lib/bootmem-test test case

[Jakub Czapiga (Code Review)]

Attention is currently required from: Paul Fagerburg, Julius Werner, Jan Dabros.
Jakub Czapiga has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/43510 )

Change subject: tests: Add lib/bootmem-test test case
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Patch Set 5:

(2 comments)

File tests/lib/bootmem-test.c:

https://review.coreboot.org/c/coreboot/+/43510/comment/7c3806e3_07f87f0e 
PS2, Line 247: 	/* Below range covers two differently tagged regions */
> Oops, you are right.

Done.

https://review.coreboot.org/c/coreboot/+/43510/comment/b212795a_a6037a30 
PS2, Line 249: 	assert_int_equal(ret, 0);
> As with memrange patchset - I want this to be pretty complete. […]

I extended this test by adding a few more cases that Julius was talking about. I also added a region starting at 0x0 to check correct handling of zero address.