nim-raft/misc/test_macro.nim

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# nim-raft
# Copyright (c) 2023 Status Research & Development GmbH
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# Licensed under either of
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# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
# * MIT license ([LICENSE-MIT](LICENSE-MIT))
# at your option.
# This file may not be copied, modified, or distributed except according to
# those terms.
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import std/times
import vm_compile_info
import macros, strutils, os, unittest2, osproc
import threadpool
export strutils, os, unittest2, osproc, threadpool
# AppVeyor may go out of memory with the default of 4
setMinPoolSize(2)
proc executeMyself(numModules: int, names: openArray[string]): int =
let appName = getAppFilename()
var elpdList = newSeq[Duration](numModules)
for i in 0..<numModules:
let start = getTime()
let execResult = execCmd(appName & " " & $i)
let elpd = getTime() - start
elpdList[i] = elpd
if execResult != 0:
stderr.writeLine("subtest no: " & $i & " failed: " & names[i])
result = result or execResult
var f = open("all_test.md", fmWrite)
for i in 0..<numModules:
f.write("* " & names[i])
f.write(" - " & $elpdList[i])
f.write("\n")
f.close()
proc getImportStmt(stmtList: NimNode): NimNode =
result = stmtList[0]
result.expectKind nnkImportStmt
proc ofStmt(idx: int, singleModule: NimNode): NimNode =
# remove the "test_" prefix
let moduleName = normalize(singleModule.toStrLit.strVal).substr(4)
let moduleMain = newIdentNode(moduleName & "Main")
# construct `of` branch
# of idx: moduleMain()
result = nnkOfBranch.newTree(
newLit(idx),
newCall(moduleMain)
)
proc toModuleNames(importStmt: NimNode): NimNode =
result = nnkBracket.newTree
for singleModule in importStmt:
let x = normalize(singleModule.toStrLit.strVal)
result.add newLit(x)
macro cliBuilder*(stmtList: typed): untyped =
let importStmt = stmtList.getImportStmt
let moduleCount = importStmt.len
let moduleNames = importStmt.toModuleNames
# case paramStr(1).parseInt
var caseStmt = nnkCaseStmt.newTree(
quote do: paramStr(1).parseInt
)
# of 0: codeStreamMain()
# of 1: gasMeterMain()
# of 2: memoryMain()
# ...
for idx, singleModule in importStmt:
caseStmt.add ofStmt(idx, singleModule)
# else:
# echo "invalid argument"
caseStmt.add nnkElse.newTree(
quote do: echo "invalid argument"
)
result = quote do:
if paramCount() == 0:
const names = `moduleNames`
quit(executeMyself(`moduleCount`, names))
else:
`caseStmt`
# if you want to add new test module(s)
# make sure you define an entry poin
# e.g.
# proc mytestMain*() =
# # put anything you want here
# and then give it a name `test_mytest.nim`
# the `mytest` part should match between
# the proc name and the module name
# if this executable called without any params
# it will execute each of the test by executing itself
# repeatedly until all sub-tests are executed.
# you can execute the sub-test by a number start from zero.