oeqa/sdk/meson: add check that meson has detected the target correctly

Use 'meson introspect' to dump JSON describing the build configuration
and validate that the target architectures and cross-compiler is
correctly set.

Signed-off-by: Ross Burton <ross.burton@arm.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

diff --git a/meta/lib/oeqa/sdk/cases/meson.py b/meta/lib/oeqa/sdk/cases/meson.py
index 4fb101f9f7342b08a073264c5819d95e4f1c6daf..a809ca3a537cbd517badb754abdea387567b8350 100644 (file)
--- a/meta/lib/oeqa/sdk/cases/meson.py
+++ b/meta/lib/oeqa/sdk/cases/meson.py
@@ -4,6 +4,7 @@
 # SPDX-License-Identifier: MIT
 #
 
+import json
 import os
 import subprocess
 import tempfile
@@ -36,6 +37,14 @@ class MesonTestBase(OESDKTestCase):
         # Check that Meson thinks we're doing a cross build and not a native
         self.assertIn("Build type: cross build", log)
 
+        # Check that the cross-compiler used is the one we set.
+        data = json.loads(self._run(f"meson introspect --compilers {builddir}"))
+        self.assertIn(self.td.get("CC").split()[0], data["host"]["c"]["exelist"])
+
+        # Check that the target architectures was set correctly.
+        data = json.loads(self._run(f"meson introspect --machines {builddir}"))
+        self.assertEqual(data["host"]["cpu"], self.td["HOST_ARCH"])
+
         self._run(f"meson compile -C {builddir} -v")
 
         if installdir: