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chrisa/node-dtrace-provider#126 Some tests are flaky under newer node versions due to probe getting GC'd

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This commit is contained in:
Cody Peter Mello
2019-07-23 22:49:22 +00:00
parent 6ef2a247fc
commit ee86dd42d6
2 changed files with 22 additions and 10 deletions
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test/32probe-char.test.js
+11 -5
View File
@@ -9,15 +9,19 @@ else {
var dscript = 'testlibusdt*:::32probe{ printf("%s %s %s %s %s %s %s %s %s %s %s %s %s %s %s %s %s %s %s %s %s %s %s %s %s %s %s %s %s %s %s %s\\n", copyinstr((uintptr_t)args[0]), copyinstr((uintptr_t)args[1]), copyinstr((uintptr_t)args[2]), copyinstr((uintptr_t)args[3]), copyinstr((uintptr_t)args[4]), copyinstr((uintptr_t)args[5]), copyinstr((uintptr_t)args[6]), copyinstr((uintptr_t)args[7]), copyinstr((uintptr_t)args[8]), copyinstr((uintptr_t)args[9]), copyinstr((uintptr_t)args[10]), copyinstr((uintptr_t)args[11]), copyinstr((uintptr_t)args[12]), copyinstr((uintptr_t)args[13]), copyinstr((uintptr_t)args[14]), copyinstr((uintptr_t)args[15]), copyinstr((uintptr_t)args[16]), copyinstr((uintptr_t)args[17]), copyinstr((uintptr_t)args[18]), copyinstr((uintptr_t)args[19]), copyinstr((uintptr_t)args[20]), copyinstr((uintptr_t)args[21]), copyinstr((uintptr_t)args[22]), copyinstr((uintptr_t)args[23]), copyinstr((uintptr_t)args[24]), copyinstr((uintptr_t)args[25]), copyinstr((uintptr_t)args[26]), copyinstr((uintptr_t)args[27]), copyinstr((uintptr_t)args[28]), copyinstr((uintptr_t)args[29]), copyinstr((uintptr_t)args[30]), copyinstr((uintptr_t)args[31])); }';
}
var d = require('../dtrace-provider');
var provider = d.createDTraceProvider("testlibusdt");
test(
'32-arg probe',
dtest(
function() {
var d = require('../dtrace-provider');
// define this provider here, even though we won't fire it, so that we
// can start dtrace with an otherwise unstable set of probes - -Z
// won't work here.
var provider = d.createDTraceProvider("testlibusdt");
/*
* We define the probe here, even though we won't fire it. We do
* this because we index into the args[] array in our D script, and
* DTrace wants to verify the types of the probe arguments, which
* means -Z won't work here.
*/
var p = provider.addProbe(
"32probe",
"char *", "char *", "char *", "char *", "char *", "char *", "char *", "char *",
@@ -44,6 +48,8 @@ test(
t.equal(traced[i], letters[i],
format('arg%d of a 32-arg probe firing should be %s', i, letters[i]));
}
provider.disable();
}
)
);
test/32probe.test.js
+11 -5
View File
@@ -2,15 +2,19 @@ var test = require('tap').test;
var format = require('util').format;
var dtest = require('./dtrace-test').dtraceTest;
var d = require('../dtrace-provider');
var provider = d.createDTraceProvider("testlibusdt");
test(
'32-arg probe',
dtest(
function() {
var d = require('../dtrace-provider');
// define this provider here, even though we won't fire it, so that we
// can start dtrace with an otherwise unstable set of probes - -Z
// won't work here.
var provider = d.createDTraceProvider("testlibusdt");
/*
* We define the probe here, even though we won't fire it. We do
* this because we index into the args[] array in our D script, and
* DTrace wants to verify the types of the probe arguments, which
* means -Z won't work here.
*/
var probe = provider.addProbe("32probe",
"int", "int", "int", "int", "int", "int", "int", "int",
"int", "int", "int", "int", "int", "int", "int", "int",
@@ -35,6 +39,8 @@ test(
format('arg%d of a %d-arg probe firing should be %d', n - 1, i, n));
});
}
provider.disable();
}
)
);