For now only one test is introduced. It's purpose in life is to check we don't break NUMA host distances XML format.
Signed-off-by: Michal Privoznik <mpriv...@redhat.com> --- tests/vircapsdata/vircaps-basic.xml | 66 +++++++++++++++++++++++++++++++ tests/vircapstest.c | 77 ++++++++++++++++++++++++++++++++++++- 2 files changed, 141 insertions(+), 2 deletions(-) create mode 100644 tests/vircapsdata/vircaps-basic.xml diff --git a/tests/vircapsdata/vircaps-basic.xml b/tests/vircapsdata/vircaps-basic.xml new file mode 100644 index 0000000..c438c0d --- /dev/null +++ b/tests/vircapsdata/vircaps-basic.xml @@ -0,0 +1,66 @@ +<capabilities> + + <host> + <cpu> + <arch>x86_64</arch> + </cpu> + <power_management/> + <topology> + <cells num='4'> + <cell id='0'> + <memory unit='KiB'>2097152</memory> + <distances> + <sibling id='0' value='10'/> + <sibling id='1' value='20'/> + <sibling id='2' value='20'/> + <sibling id='3' value='20'/> + </distances> + <cpus num='2'> + <cpu id='0' socket_id='0' core_id='0' siblings='0'/> + <cpu id='1' socket_id='0' core_id='1' siblings='0'/> + </cpus> + </cell> + <cell id='1'> + <memory unit='KiB'>2097152</memory> + <distances> + <sibling id='0' value='20'/> + <sibling id='1' value='10'/> + <sibling id='2' value='20'/> + <sibling id='3' value='20'/> + </distances> + <cpus num='2'> + <cpu id='1' socket_id='1' core_id='1' siblings='1'/> + <cpu id='2' socket_id='1' core_id='2' siblings='1'/> + </cpus> + </cell> + <cell id='2'> + <memory unit='KiB'>2097152</memory> + <distances> + <sibling id='0' value='20'/> + <sibling id='1' value='20'/> + <sibling id='2' value='10'/> + <sibling id='3' value='20'/> + </distances> + <cpus num='2'> + <cpu id='2' socket_id='2' core_id='2' siblings=''/> + <cpu id='3' socket_id='2' core_id='3' siblings=''/> + </cpus> + </cell> + <cell id='3'> + <memory unit='KiB'>2097152</memory> + <distances> + <sibling id='0' value='20'/> + <sibling id='1' value='20'/> + <sibling id='2' value='20'/> + <sibling id='3' value='10'/> + </distances> + <cpus num='2'> + <cpu id='3' socket_id='3' core_id='3' siblings=''/> + <cpu id='4' socket_id='3' core_id='4' siblings=''/> + </cpus> + </cell> + </cells> + </topology> + </host> + +</capabilities> diff --git a/tests/vircapstest.c b/tests/vircapstest.c index 3edebba..64a9980 100644 --- a/tests/vircapstest.c +++ b/tests/vircapstest.c @@ -41,8 +41,10 @@ buildNUMATopology(int seq) { virCapsPtr caps; virCapsHostNUMACellCPUPtr cell_cpus = NULL; - int core_id, cell_id; + virCapsHostNUMACellSiblingInfoPtr siblings = NULL; + int core_id, cell_id, nsiblings; int id; + size_t i; if ((caps = virCapabilitiesNew(VIR_ARCH_X86_64, 0, 0)) == NULL) goto error; @@ -63,13 +65,25 @@ buildNUMATopology(int seq) } id++; + if (VIR_ALLOC_N(siblings, MAX_CELLS) < 0) + goto error; + nsiblings = MAX_CELLS; + + for (i = 0; i < nsiblings; i++) { + siblings[i].node = i; + /* Some magical constants, see virNumaGetDistances() + * for their description. */ + siblings[i].distance = cell_id == i ? 10 : 20; + } + if (virCapabilitiesAddHostNUMACell(caps, cell_id + seq, MAX_MEM_IN_CELL, MAX_CPUS_IN_CELL, cell_cpus, - 0, NULL) < 0) + nsiblings, siblings) < 0) goto error; cell_cpus = NULL; + siblings = NULL; } return caps; @@ -77,6 +91,7 @@ buildNUMATopology(int seq) error: virCapabilitiesClearHostNUMACellCPUTopology(cell_cpus, MAX_CPUS_IN_CELL); VIR_FREE(cell_cpus); + VIR_FREE(siblings); virObjectUnref(caps); return NULL; @@ -117,6 +132,55 @@ test_virCapabilitiesGetCpusForNodemask(const void *data ATTRIBUTE_UNUSED) } +struct virCapabilitiesFormatData { + const char *filename; + int seq; +}; + +static int +test_virCapabilitiesFormat(const void *opaque) +{ + struct virCapabilitiesFormatData *data = (struct virCapabilitiesFormatData *) opaque; + virCapsPtr caps = NULL; + char *capsXML = NULL; + char *capsFromFile = NULL; + char *path = NULL; + int ret = -1; + + /* + * Build a NUMA topology with cell_id (NUMA node id + * being 3(0 + 3),4(1 + 3), 5 and 6 + */ + if (!(caps = buildNUMATopology(0))) + goto cleanup; + + if (!(capsXML = virCapabilitiesFormatXML(caps))) { + fprintf(stderr, "Unable to format capabilities XML"); + goto cleanup; + } + + if (virAsprintf(&path, "%s/vircapsdata/vircaps-%s.xml", + abs_srcdir, data->filename) < 0) + goto cleanup; + + if (virFileReadAll(path, 8192, &capsFromFile) < 0) + goto cleanup; + + if (STRNEQ(capsXML, capsFromFile)) { + virtTestDifference(stderr, capsXML, capsFromFile); + goto cleanup; + } + + ret = 0; + + cleanup: + VIR_FREE(path); + VIR_FREE(capsFromFile); + VIR_FREE(capsXML); + virObjectUnref(caps); + return ret; +} + static int mymain(void) { @@ -126,6 +190,15 @@ mymain(void) test_virCapabilitiesGetCpusForNodemask, NULL) < 0) ret = -1; +#define DO_TEST(filename, seq) \ + do { \ + struct virCapabilitiesFormatData data = {filename, seq}; \ + if (virtTestRun(filename, test_virCapabilitiesFormat, &data) < 0) \ + ret = -1; \ + } while (0) + + DO_TEST("basic", 0); + return ret; } -- 2.0.0 -- libvir-list mailing list libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list