grep "fatal: cannot exec.*hello.sh" err
'
+test_expect_success POSIXPERM,SANITY 'unreadable directory in PATH' '
+ mkdir local-command &&
+ test_when_finished "chmod u+rwx local-command && rm -fr local-command" &&
+ git config alias.nitfol "!echo frotz" &&
+ chmod a-rx local-command &&
+ (
+ PATH=./local-command:$PATH &&
+ git nitfol >actual
+ ) &&
+ echo frotz >expect &&
+ test_cmp expect actual
+'
+
+cat >expect <<-EOF
+preloaded output of a child
+Hello
+World
+preloaded output of a child
+Hello
+World
+preloaded output of a child
+Hello
+World
+preloaded output of a child
+Hello
+World
+EOF
+
+test_expect_success 'run_command runs in parallel with more jobs available than tasks' '
+ test-run-command run-command-parallel 5 sh -c "printf \"%s\n%s\n\" Hello World" 2>actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'run_command runs in parallel with as many jobs as tasks' '
+ test-run-command run-command-parallel 4 sh -c "printf \"%s\n%s\n\" Hello World" 2>actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'run_command runs in parallel with more tasks than jobs available' '
+ test-run-command run-command-parallel 3 sh -c "printf \"%s\n%s\n\" Hello World" 2>actual &&
+ test_cmp expect actual
+'
+
+cat >expect <<-EOF
+preloaded output of a child
+asking for a quick stop
+preloaded output of a child
+asking for a quick stop
+preloaded output of a child
+asking for a quick stop
+EOF
+
+test_expect_success 'run_command is asked to abort gracefully' '
+ test-run-command run-command-abort 3 false 2>actual &&
+ test_cmp expect actual
+'
+
+cat >expect <<-EOF
+no further jobs available
+EOF
+
+test_expect_success 'run_command outputs ' '
+ test-run-command run-command-no-jobs 3 sh -c "printf \"%s\n%s\n\" Hello World" 2>actual &&
+ test_cmp expect actual
+'
+
test_done