use parent most "tester" style

.github/workflows/tests.yml

@@ -23,4 +23,4 @@ jobs:
       - name: Run Tests
         run: |
           nim develop
-          nim test
+          nim r tests/tester

config.nims

@@ -1,11 +1,6 @@
 import std/os except getCurrentDir
 import std/[strformat, strutils]
 
-task test, "run tests":
-  const testDir = thisDir() / "tests"
-  selfExec fmt"r {testDir}/tbbansi.nim"
-  selfExec fmt"r {testDir}/cli/tester.nim"
-
 task develop, "install cligen for development":
   exec "nimble install -l 'cligen@1.7.5'"
 

tests/cli/lib.nim

@@ -1,6 +1,6 @@
 import std/[compilesettings, os, osproc, strutils, times, unittest, terminal]
 
-const pathToSrc = querySetting(SingleValueSetting.projectPath)
+const pathToSrc = currentSourcePath().parentDir()
 const binDir = pathToSrc / "bin"
 const hwylCliSrc = pathToSrc / "../../src/hwylterm/hwylcli.nim"
 let hwylCliWriteTime =  getFileInfo(hwylCliSrc).lastWriteTime

tests/tester.nim

@@ -0,0 +1,2 @@
+import ./tbbansi
+import ./cli/tester