test/scripts: Use the same code to find the tor binary

This change makes sure we are always using the coverage binary, when
coverage is enabled.

Fixes bug 32368; bugfix on 0.2.7.3-rc.

1 files changed, 33 insertions, 4 deletions

diff --git a/src/test/test_zero_length_keys.sh b/src/test/test_zero_length_keys.sh
index eeabab352d..b944d9bf3f 100755
--- a/src/test/test_zero_length_keys.sh
+++ b/src/test/test_zero_length_keys.sh
@@ -1,15 +1,44 @@
 #!/bin/sh
 # Check that tor regenerates keys when key files are zero-length
 
-if "${builddir:-.}/src/app/tor" --list-modules | grep -q "relay: no"; then
+umask 077
+set -e
+
+# emulate realpath(), in case coreutils or equivalent is not installed.
+abspath() {
+    f="$*"
+    if [ -d "$f" ]; then
+        dir="$f"
+        base=""
+    else
+        dir="$(dirname "$f")"
+        base="/$(basename "$f")"
+    fi
+    dir="$(cd "$dir" && pwd)"
+    echo "$dir$base"
+}
+
+# find the tor binary
+if [ $# -ge 1 ]; then
+  TOR_BINARY="${1}"
+  shift
+else
+  TOR_BINARY="${TESTING_TOR_BINARY:-./src/app/tor}"
+fi
+
+TOR_BINARY="$(abspath "$TOR_BINARY")"
+
+echo "TOR BINARY IS ${TOR_BINARY}"
+
+if "$TOR_BINARY" --list-modules | grep -q "relay: no"; then
   echo "This test requires the relay module. Skipping." >&2
   exit 77
 fi
 
 exitcode=0
 
-"${SHELL:-sh}" "${abs_top_srcdir:-.}/src/test/zero_length_keys.sh" "${builddir:-.}/src/app/tor" -z || exitcode=1
-"${SHELL:-sh}" "${abs_top_srcdir:-.}/src/test/zero_length_keys.sh" "${builddir:-.}/src/app/tor" -d || exitcode=1
-"${SHELL:-sh}" "${abs_top_srcdir:-.}/src/test/zero_length_keys.sh" "${builddir:-.}/src/app/tor" -e || exitcode=1
+"${SHELL:-sh}" "${abs_top_srcdir:-.}/src/test/zero_length_keys.sh" "$TOR_BINARY" -z || exitcode=1
+"${SHELL:-sh}" "${abs_top_srcdir:-.}/src/test/zero_length_keys.sh" "$TOR_BINARY" -d || exitcode=1
+"${SHELL:-sh}" "${abs_top_srcdir:-.}/src/test/zero_length_keys.sh" "$TOR_BINARY" -e || exitcode=1
 
 exit ${exitcode}