nixpkgs/tests: create nixos-independent PoC tests for libreoffice, ma…

…xima

tests/libreoffice.nix

@@ -0,0 +1,88 @@
+{ runCommand, lib
+, xdummy, xorg, ratpoison, fmbt
+, libreoffice
+, dbus, makeFontsConf, dejavu_fonts, carlito
+}:
+let
+  dbusScript = ''
+    mytmp="''${TMPDIR:-/tmp}/temporary-bus-$(id -u)/"
+    mkdir -p "$mytmp"
+    dbusdir="$(mktemp -d -p "$mytmp")"
+    echo "$dbusdir" >&2
+    cat "${dbus}/share/dbus-1/system.conf" | grep -v '[<]user[>]messagebus' > "$dbusdir/system.conf"
+    "${dbus}"/bin/dbus-daemon --nopidfile --nofork --config-file "${dbus}"/share/dbus-1/session.conf --address "unix:path=$dbusdir/session"  >&2 &
+    "${dbus}"/bin/dbus-daemon --nopidfile --nofork --config-file "$dbusdir/system.conf" --address "unix:path=$dbusdir/system" >&2 &
+    export DBUS_SESSION_BUS_ADDRESS="unix:path=$dbusdir/session"
+    export DBUS_SYSTEM_BUS_ADDRESS="unix:path=$dbusdir/system"
+  '';
+  xdummyScript = ''
+    export DISPLAY=":23"
+    xdummy "$DISPLAY" &
+    while ! xprop -root; do
+      sleep 1;
+    done
+
+    xrandr --output default --mode 800x600
+    xrandr --dpi 200
+    echo Xft.dpi:200 | xrdb -
+    xrdb -query
+
+    ratpoison &
+  '';
+  fontconfigScript = ''
+    export FONTCONFIG_FILE="${makeFontsConf {
+      fontDirectories = [ dejavu_fonts carlito ];
+    }}"
+  '';
+  fmbtHeader = ''
+    import os
+    import sys
+    import fmbtx11
+    import time
+
+    screen = fmbtx11.Screen()
+    screen.refreshScreenshot()
+
+  '';
+  fmbtScripts = {
+    startSpreadsheet = ''
+      if(not screen.verifyOcrText("File",match=1,area=[0.0, 0.0, 0.2, 0.2])):
+        exit(1)
+      screen.tapOcrText("File", area=[0.0, 0.0, 0.2, 0.2])
+      if(not screen.waitOcrText("New",area=[0.0, 0.0, 0.2, 0.2])):
+        exit(2)
+      screen.tapOcrText("New", area=[0.0, 0.0, 0.2, 0.2])
+      if(not screen.waitOcrText("Spreadsheet",area=[0.0, 0.0, 0.7, 0.2])):
+        exit(3)
+      screen.tapOcrText("Spreadsheet", area=[0.0, 0.0, 0.7, 0.2])
+      time.sleep(1)
+      screen.refreshScreenshot()
+    '';
+  };
+in
+runCommand "test-libreoffice" {
+  buildInputs = [
+    xorg.xprop xorg.xrandr xorg.xrdb xdummy ratpoison
+    libreoffice dbus
+    fmbt
+    ];
+  } ''
+  set -x
+  ${xdummyScript}
+  ${dbusScript}
+  ${fontconfigScript}
+
+  export HOME="$PWD"
+  soffice &
+
+  while ! ratpoison -c "windows %c" | grep -i libreoffice; do
+    sleep 1
+  done
+
+  fmbt-python -c '${fmbtHeader}${fmbtScripts.startSpreadsheet}'
+  ratpoison -c windows | grep "Calc"
+
+  mkdir -p "$out"/share/
+  cp -r screenshots "$out/share"
+  exit 0
+''

tests/maxima.nix

@@ -0,0 +1,8 @@
+{ runCommand, lib
+, maxima
+}:
+runCommand "test-maxima" { 
+  buildInputs = [maxima];
+} ''
+  echo 'string(diff(x^2,x));' | maxima --very-quiet | tee log | grep ' 2[*]x$' > $out
+''