pass exe_wrapper to test scripts through the environment

This adds a new MESON_EXE_WRAPPER environment variable containing the
string form of the exe_wrapper, if there is an exe_wrapper defined.

Fixes #4427

3 files changed, 36 insertions, 0 deletions

diff --git a/test cases/unit/72 cross test passed/exewrapper.py b/test cases/unit/72 cross test passed/exewrapper.py
new file mode 100755
index 0000000..2c15ed6
--- /dev/null
+++ b/test cases/unit/72 cross test passed/exewrapper.py
@@ -0,0 +1,24 @@
+#!/usr/bin/env python3
+# Test that the MESON_EXE_WRAPPER environment variable is set
+
+import argparse
+import os
+import sys
+
+
+def main():
+    parser = argparse.ArgumentParser()
+    parser.add_argument('binary')  # unused, but needed for test behavior
+    parser.add_argument('--expected', action='store_true')
+    args = parser.parse_args()
+
+    defined = 'MESON_EXE_WRAPPER' in os.environ
+
+    if args.expected != defined:
+        print(os.environ, file=sys.stderr)
+        return 1
+    return 0
+
+
+if __name__ == "__main__":
+    sys.exit(main())
diff --git a/test cases/unit/72 cross test passed/meson.build b/test cases/unit/72 cross test passed/meson.build
index cb3bb6d..4deb74b 100644
--- a/test cases/unit/72 cross test passed/meson.build
+++ b/test cases/unit/72 cross test passed/meson.build
@@ -10,3 +10,10 @@ py = import('python').find_installation()
 
 test('root', e)
 test('main', py, args : [meson.current_source_dir() / 'script.py', e])
+
+wrapper_args = []
+if get_option('expect')
+  wrapper_args += '--expected'
+endif
+
+test('exe_wrapper in env', py, args : [meson.current_source_dir() / 'exewrapper.py', e, wrapper_args])
diff --git a/test cases/unit/72 cross test passed/meson_options.txt b/test cases/unit/72 cross test passed/meson_options.txt
new file mode 100644
index 0000000..084c776
--- /dev/null
+++ b/test cases/unit/72 cross test passed/meson_options.txt
@@ -0,0 +1,5 @@
+option(
+    'expect',
+    type : 'boolean',
+    value : false,
+)