From 2707c06a0fc587a68096a3ec6f054ba4f0d7e7c7 Mon Sep 17 00:00:00 2001
From: David Bremner <david@tethera.net>
Date: Mon, 23 May 2022 20:38:54 -0300
Subject: [PATCH] test: define test_private_C

When testing error handling, it is sometimes difficult to cover a
particular error path deterministically. Introduce a test function to
allow calling lower level functions directly.
---
 configure        | 16 ++++++++++++++++
 test/test-lib.sh | 13 +++++++++++++
 2 files changed, 29 insertions(+)

diff --git a/configure b/configure
index 30fee6ab..5247e05a 100755
--- a/configure
+++ b/configure
@@ -1566,9 +1566,17 @@ cat > sh.config <<EOF
 
 NOTMUCH_SRCDIR='${NOTMUCH_SRCDIR}'
 
+# Flags needed to compile and link against Xapian
+NOTMUCH_XAPIAN_CXXFLAGS="${xapian_cxxflags}"
+NOTMUCH_XAPIAN_LDFLAGS="${xapian_ldflags}"
+
 # Whether to have Xapian retry lock
 NOTMUCH_HAVE_XAPIAN_DB_RETRY_LOCK=${WITH_RETRY_LOCK}
 
+# Flags needed to compile and link against GMime
+NOTMUCH_GMIME_CFLAGS="${gmime_cflags}"
+NOTMUCH_GMIME_LDFLAGS="${gmime_ldflags}"
+
 # Whether GMime can verify X.509 certificate validity
 NOTMUCH_GMIME_X509_CERT_VALIDITY=${gmime_x509_cert_validity}
 
@@ -1578,6 +1586,10 @@ NOTMUCH_GMIME_EMITS_ANGLE_BRACKETS=${gmime_emits_angle_brackets}
 # Whether GMime can verify signatures when decrypting with a session key:
 NOTMUCH_GMIME_VERIFY_WITH_SESSION_KEY=${gmime_verify_with_session_key}
 
+# Flags needed to compile and link against zlib
+NOTMUCH_ZLIB_CFLAGS="${zlib_cflags}"
+NOTMUCH_ZLIB_LDFLAGS="${zlib_ldflags}"
+
 # Does the C compiler support the address sanitizer
 NOTMUCH_HAVE_ASAN=${have_asan}
 
@@ -1614,6 +1626,10 @@ NOTMUCH_HAVE_PYTHON3_PYTEST=${have_python3_pytest}
 # Is the sfsexp library available?
 NOTMUCH_HAVE_SFSEXP=${have_sfsexp}
 
+# And if so, flags needed at compile/link time for sfsexp
+NOTMUCH_SFSEXP_CFLAGS="${sfsexp_cflags}"
+NOTMUCH_SFSEXP_LDFLAGS="${sfsexp_ldflags}"
+
 # Platform we are run on
 PLATFORM=${platform}
 EOF
diff --git a/test/test-lib.sh b/test/test-lib.sh
index 59b6079d..75a62214 100644
--- a/test/test-lib.sh
+++ b/test/test-lib.sh
@@ -872,6 +872,19 @@ test_C () {
     notmuch_dir_sanitize OUTPUT.stdout OUTPUT.stderr | notmuch_exception_sanitize | notmuch_debug_sanitize > OUTPUT
 }
 
+test_private_C () {
+    local exec_file test_file
+    exec_file="test${test_count}"
+    test_file="${exec_file}.c"
+    echo '#include <notmuch-private.h>' > ${test_file}
+    cat >> ${test_file}
+    ${TEST_CC} ${TEST_CFLAGS} -I${NOTMUCH_SRCDIR}/test -I${NOTMUCH_SRCDIR}/lib -I${NOTMUCH_SRCDIR}/util -I${NOTMUCH_SRCDIR}/compat ${NOTMUCH_GMIME_CFLAGS} -o ${exec_file} ${test_file} ${NOTMUCH_BUILDDIR}/lib/libnotmuch.a ${NOTMUCH_GMIME_LDFLAGS} ${NOTMUCH_XAPIAN_LDFLAGS} ${NOTMUCH_BUILDDIR}/util/libnotmuch_util.a ${NOTMUCH_SFSEXP_LDFLAGS} ${NOTMUCH_BUILDDIR}/parse-time-string/libparse-time-string.a -ltalloc -lstdc++
+    echo "== stdout ==" > OUTPUT.stdout
+    echo "== stderr ==" > OUTPUT.stderr
+    ./${exec_file} "$@" 1>>OUTPUT.stdout 2>>OUTPUT.stderr
+    notmuch_dir_sanitize OUTPUT.stdout OUTPUT.stderr | notmuch_exception_sanitize | notmuch_debug_sanitize > OUTPUT
+}
+
 make_shim () {
     local base_name test_file shim_file
     base_name="$1"