check: Exercise all printing options

Add tests for checking the output of various options that print
information. For --list-all, a subdirectory with only two packages has
been added so that its output doesn't change when more test packages are
added to the check directory.

check/Makefile.am

@@ -13,7 +13,8 @@ TESTS = \
 	check-idirafter \
 	check-whitespace \
 	check-cmd-options \
-	check-version
+	check-version \
+	check-print-options
 
 EXTRA_DIST = \
 	$(TESTS) \
@@ -28,4 +29,6 @@ EXTRA_DIST = \
 	idirafter.pc \
 	conflicts-test.pc \
 	whitespace.pc \
-	fields-blank.pc
+	fields-blank.pc \
+	sub/sub1.pc \
+	sub/sub2.pc

check/check-print-options

@@ -0,0 +1,32 @@
+#! /bin/sh
+
+set -e
+. ${srcdir}/common
+
+# --modversion
+RESULT=1.0.0
+run_test --modversion simple
+
+# --print-variables
+RESULT="exec_prefix
+prefix
+libdir
+includedir"
+run_test --print-variables simple
+
+# --print-provides
+RESULT="simple = 1.0.0"
+run_test --print-provides simple
+
+# --print-requires
+RESULT=""
+run_test --print-requires simple
+
+# --print-requires-private
+RESULT=""
+run_test --print-requires-private simple
+
+# --list-all, limit to a subdirectory
+RESULT="sub1 Subdirectory package 1 - Test package 1 for subdirectory
+sub2 Subdirectory package 2 - Test package 2 for subdirectory"
+PKG_CONFIG_LIBDIR="$srcdir/sub" run_test --list-all

check/sub/sub1.pc

@@ -0,0 +1,5 @@
+Name: Subdirectory package 1
+Description: Test package 1 for subdirectory
+Version: 1.0.0
+Libs: -L/sub/lib -lsub1
+Cflags: -I/sub/include

check/sub/sub2.pc

@@ -0,0 +1,5 @@
+Name: Subdirectory package 2
+Description: Test package 2 for subdirectory
+Version: 2.0.0
+Libs: -L/sub/lib -lsub2
+Cflags: -I/sub/include