tests: add test for github #123

Makefile.am

@@ -77,6 +77,7 @@ EXTRA_DIST =	pkg.m4 \
 		tests/lib1/fragment-quoting-6.pc \
 		tests/lib1/fragment-quoting-7.pc \
 		tests/lib1/malformed-1.pc \
+		tests/lib1/explicit-sysroot.pc \
 		tests/test_env.sh \
 		$(test_scripts) \
 		doc/conf.py \

tests/lib1/explicit-sysroot.pc

@@ -0,0 +1,7 @@
+prefix=/usr
+datarootdir=${prefix}/share
+pkgdatadir=${pc_sysrootdir}/${datarootdir}/test
+
+Name: Test
+Description: Testing pc_sysrootdir auto-expansion
+Version: 1.0

tests/regress.sh

@@ -26,7 +26,8 @@ tests_init \
 	sysroot_munge \
 	virtual_variable \
 	fragment_collision \
-	malformed_1
+	malformed_1 \
+	explicit_sysroot
 
 case_sensitivity_body()
 {
@@ -231,3 +232,10 @@ malformed_1_body()
 	atf_check -s exit:1 -o ignore \
 		pkgconf --validate --with-path="${selfdir}/lib1" malformed-1
 }
+
+explicit_sysroot_body()
+{
+	export PKG_CONFIG_SYSROOT_DIR=/sysroot
+	atf_check -o inline:"/sysroot/usr/share/test\n" \
+		pkgconf --with-path="${selfdir}/lib1" --variable=pkgdatadir explicit-sysroot
+}