|
| 1 | +'use strict'; |
| 2 | + |
| 3 | +// This test is to ensure that --diagnostic-dir does not change the directory |
| 4 | +// for --cpu-prof when --cpu-prof-dir is specified |
| 5 | + |
| 6 | +const common = require('../common'); |
| 7 | +const fixtures = require('../common/fixtures'); |
| 8 | +common.skipIfInspectorDisabled(); |
| 9 | + |
| 10 | +const assert = require('assert'); |
| 11 | +const fs = require('fs'); |
| 12 | +const path = require('path'); |
| 13 | +const { spawnSync } = require('child_process'); |
| 14 | + |
| 15 | +const tmpdir = require('../common/tmpdir'); |
| 16 | + |
| 17 | +function findFirstFrameInNode(root, func) { |
| 18 | + const first = root.children.find( |
| 19 | + (child) => child.callFrame.functionName === func |
| 20 | + ); |
| 21 | + if (first) { |
| 22 | + return first; |
| 23 | + } |
| 24 | + for (const child of root.children) { |
| 25 | + const first = findFirstFrameInNode(child, func); |
| 26 | + if (first) { |
| 27 | + return first; |
| 28 | + } |
| 29 | + } |
| 30 | + return undefined; |
| 31 | +} |
| 32 | + |
| 33 | +function findFirstFrame(file, func) { |
| 34 | + const data = fs.readFileSync(file, 'utf8'); |
| 35 | + const profile = JSON.parse(data); |
| 36 | + const first = findFirstFrameInNode(profile.head, func); |
| 37 | + return { frame: first, roots: profile.head.children }; |
| 38 | +} |
| 39 | + |
| 40 | +function verifyFrames(output, file, func) { |
| 41 | + const { frame, roots } = findFirstFrame(file, func); |
| 42 | + if (!frame) { |
| 43 | + // Show native debug output and the profile for debugging. |
| 44 | + console.log(output.stderr.toString()); |
| 45 | + console.log(roots); |
| 46 | + } |
| 47 | + assert.notDeepStrictEqual(frame, undefined); |
| 48 | +} |
| 49 | + |
| 50 | +const kHeapProfInterval = 128; |
| 51 | +const TEST_ALLOCATION = kHeapProfInterval * 2; |
| 52 | + |
| 53 | +const env = { |
| 54 | + ...process.env, |
| 55 | + TEST_ALLOCATION, |
| 56 | + NODE_DEBUG_NATIVE: 'INSPECTOR_PROFILER' |
| 57 | +}; |
| 58 | + |
| 59 | +function getHeapProfiles(dir) { |
| 60 | + const list = fs.readdirSync(dir); |
| 61 | + return list |
| 62 | + .filter((file) => file.endsWith('.heapprofile')) |
| 63 | + .map((file) => path.join(dir, file)); |
| 64 | +} |
| 65 | + |
| 66 | +// Test --diagnostic-dir changes the default for --cpu-prof |
| 67 | +{ |
| 68 | + tmpdir.refresh(); |
| 69 | + const dir = path.join(tmpdir.path, 'prof'); |
| 70 | + const output = spawnSync(process.execPath, [ |
| 71 | + '--heap-prof', |
| 72 | + '--diagnostic-dir', |
| 73 | + dir, |
| 74 | + '--heap-prof-interval', |
| 75 | + kHeapProfInterval, |
| 76 | + fixtures.path('workload', 'allocation.js'), |
| 77 | + ], { |
| 78 | + cwd: tmpdir.path, |
| 79 | + env |
| 80 | + }); |
| 81 | + if (output.status !== 0) { |
| 82 | + console.log(output.stderr.toString()); |
| 83 | + } |
| 84 | + assert.strictEqual(output.status, 0); |
| 85 | + assert(fs.existsSync(dir)); |
| 86 | + const profiles = getHeapProfiles(dir); |
| 87 | + assert.strictEqual(profiles.length, 1); |
| 88 | + verifyFrames(output, profiles[0], 'runAllocation'); |
| 89 | +} |
| 90 | + |
| 91 | +// Test --heap-prof-dir overwrites --diagnostic-dir |
| 92 | +{ |
| 93 | + tmpdir.refresh(); |
| 94 | + const dir = path.join(tmpdir.path, 'diag'); |
| 95 | + const dir2 = path.join(tmpdir.path, 'prof'); |
| 96 | + const output = spawnSync(process.execPath, [ |
| 97 | + '--heap-prof', |
| 98 | + '--heap-prof-interval', |
| 99 | + kHeapProfInterval, |
| 100 | + '--diagnostic-dir', |
| 101 | + dir, |
| 102 | + '--heap-prof-dir', |
| 103 | + dir2, |
| 104 | + fixtures.path('workload', 'allocation.js'), |
| 105 | + ], { |
| 106 | + cwd: tmpdir.path, |
| 107 | + env |
| 108 | + }); |
| 109 | + if (output.status !== 0) { |
| 110 | + console.log(output.stderr.toString()); |
| 111 | + } |
| 112 | + assert.strictEqual(output.status, 0); |
| 113 | + assert(fs.existsSync(dir2)); |
| 114 | + const profiles = getHeapProfiles(dir2); |
| 115 | + assert.strictEqual(profiles.length, 1); |
| 116 | + verifyFrames(output, profiles[0], 'runAllocation'); |
| 117 | +} |
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