From 98cef5e9a772602d42acfcf233838c760424db9a Mon Sep 17 00:00:00 2001
From: Nicolas James <Eele1Ephe7uZahRie@tutanota.com>
Date: Thu, 13 Feb 2025 18:00:17 +1100
Subject: initial commit

---
 comp2041/tigger/test04.sh | 45 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100755 comp2041/tigger/test04.sh

(limited to 'comp2041/tigger/test04.sh')

diff --git a/comp2041/tigger/test04.sh b/comp2041/tigger/test04.sh
new file mode 100755
index 0000000..80f7b2e
--- /dev/null
+++ b/comp2041/tigger/test04.sh
@@ -0,0 +1,45 @@
+#!/bin/dash
+
+# Test startup, create a temporary directory and cd into it with files.
+tmp_dir=$(mktemp --directory --quiet --tmpdir=./)
+if [ "$(find tigger-* | wc -l)" -le 0 ]; then
+  printf "error: no tigger commands found, cannot run tests\n" >&2
+  exit 1
+fi
+cp tigger-* "$tmp_dir"/
+cd "$tmp_dir" || exit
+
+# Functions to test if the return value was 0 or non-zero.
+assert_good_exec () {
+  printf "%s: " "$1"
+  if $1; then
+    return
+  fi
+  printf "test failed, previous command expected zero output code\n" >&2
+  rm -rf ../"$tmp_dir"
+  exit 1
+}
+# Functions to test if the return value was 0 or non-zero.
+assert_bad_exec () {
+  printf "%s: " "$1"
+  if ! $1; then
+    return
+  fi
+  printf "test failed, previous command expected non-zero output code\n" >&2
+  rm -rf ../"$tmp_dir"
+  exit 1
+}
+printf "starting tests: output and order will be printed\n\n"
+# End of test startup
+
+# The purpose of this test is to ensure that it isn't possible to commit a 
+# binary file. (as specified, all files should be string-representable).
+
+assert_good_exec "./tigger-init"
+dd if=/dev/zero of=zero bs=1c count=1 status=none # stack overflow make binary file
+assert_bad_exec "./tigger-add a" >&2
+
+# Test teardown/cleanup
+printf "\ntest completed successfully\n"
+rm -rf ../"$tmp_dir"
+exit 0
-- 
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