[PATCH 2/5] t0061: Add tests

[Frans Klaver <fransklaver@gmail.com>]

Capture failure behavior when running into
- EACCES caused by search path permissions
- ENOENT caused by interpreter not found

Signed-off-by: Frans Klaver <fransklaver@gmail.com>
---
 t/t0061-run-command.sh |   50 +++++++++++++++++++++++++++++++++++++++++++++++-
 1 files changed, 49 insertions(+), 1 deletions(-)

diff --git a/t/t0061-run-command.sh b/t/t0061-run-command.sh
index 95e89bc..31eb3c3 100755
--- a/t/t0061-run-command.sh
+++ b/t/t0061-run-command.sh
@@ -13,6 +13,24 @@ cat hello-script
 EOF
 >empty
 
+cat >someinterpreter <<-EOF
+#!$SHELL_PATH
+cat hello-script
+EOF
+>empty
+
+cat >incorrect-interpreter-script <<-EOF
+#!someinterpreter
+cat hello-script
+EOF
+>empty
+
+cat >non-existing-interpreter <<-EOF
+#!nonexisting_interpreter
+cat hello-script
+EOF
+>empty
+
 test_expect_success 'start_command reports ENOENT' '
 	test-run-command start-command-ENOENT ./does-not-exist
 '
@@ -26,7 +44,7 @@ test_expect_success 'run_command can run a command' '
 	test_cmp empty err
 '
 
-test_expect_success POSIXPERM 'run_command reports EACCES' '
+test_expect_success POSIXPERM 'run_command reports EACCES, file permissions' '
 	cat hello-script >hello.sh &&
 	chmod -x hello.sh &&
 	test_must_fail test-run-command run-command ./hello.sh 2>err &&
@@ -34,4 +52,34 @@ test_expect_success POSIXPERM 'run_command reports EACCES' '
 	grep "fatal: cannot exec.*hello.sh" err
 '
 
+test_expect_success POSIXPERM 'run_command reports EACCES, search path perms' '
+	mkdir -p inaccessible &&
+	PATH=$(pwd)/inaccessible:$PATH &&
+	export PATH &&
+
+	cat hello-script >inaccessible/hello.sh &&
+	chmod 400 inaccessible &&
+	test_must_fail test-run-command run-command hello.sh 2>err &&
+	chmod 755 inaccessible &&
+
+	grep "fatal: cannot exec.*hello.sh" err
+'
+
+test_expect_success POSIXPERM 'run_command reports EACCES, interpreter fails' '
+	cat incorrect-interpreter-script >hello.sh &&
+	chmod +x hello.sh &&
+	chmod -x someinterpreter &&
+	test_must_fail test-run-command run-command ./hello.sh 2>err &&
+
+	grep "fatal: cannot exec.*hello.sh" err
+'
+
+test_expect_failure POSIXPERM 'run_command reports ENOENT, interpreter' '
+	cat non-existing-interpreter >hello.sh &&
+	chmod +x hello.sh &&
+	test_must_fail test-run-command start-command-ENOENT ./hello.sh 2>err &&
+
+	grep "error: cannot exec.*hello.sh" err
+'
+
 test_done
-- 
1.7.8.1