1 files changed, 43 insertions, 0 deletions
diff --git a/atlas/tester.nim b/atlas/tester.nim
new file mode 100644
index 000000000..98a640fd3
--- /dev/null
+++ b/atlas/tester.nim
@@ -0,0 +1,43 @@
+# Small program that runs the test cases
+
+import std / [strutils, os, sequtils]
+from std/private/gitutils import diffFiles
+
+var failures = 0
+
+when defined(develop):
+  const atlasExe = "bin" / "atlas".addFileExt(ExeExt)
+  if execShellCmd("nim c -o:$# atlas/atlas.nim" % [atlasExe]) != 0:
+    quit("FAILURE: compilation of atlas failed")
+else:
+  const atlasExe = "atlas".addFileExt(ExeExt)
+
+proc exec(cmd: string) =
+  if execShellCmd(cmd) != 0:
+    quit "FAILURE: " & cmd
+
+proc sameDirContents(expected, given: string) =
+  for _, e in walkDir(expected):
+    let g = given / splitPath(e).tail
+    if fileExists(g):
+      if readFile(e) != readFile(g):
+        echo "FAILURE: files differ: ", e
+        echo diffFiles(e, g).output
+        inc failures
+    else:
+      echo "FAILURE: file does not exist: ", g
+      inc failures
+
+proc testWsConflict() =
+  const myproject = "atlas/tests/ws_conflict/myproject"
+  createDir(myproject)
+  exec atlasExe & " --project=" & myproject & " --showGraph --genLock use https://github.com/apkg"
+  sameDirContents("atlas/tests/ws_conflict/expected", myproject)
+  removeDir("atlas/tests/ws_conflict/apkg")
+  removeDir("atlas/tests/ws_conflict/bpkg")
+  removeDir("atlas/tests/ws_conflict/cpkg")
+  removeDir("atlas/tests/ws_conflict/dpkg")
+  removeDir(myproject)
+
+testWsConflict()
+if failures > 0: quit($failures & " failures occurred.")