citrun

commit dd940128dabcdb567ca930be787cf47a8b7c84f8
parent 820138fb0185d96190c5aa7060833f1f8c9afa92
Author: Kyle Milz <kyle@0x30.net>
Date:   Sat, 31 Dec 2016 11:59:41 -0700

t: convert inst_funcdef.sh to perl

Diffstat:
D
t/inst_funcdef.sh
 | 
49
-------------------------------------------------
A
t/inst_funcdef.t
 | 
67
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

2 files changed, 67 insertions(+), 49 deletions(-)
diff --git a/t/inst_funcdef.sh b/t/inst_funcdef.sh
@@ -1,49 +0,0 @@
-#!/bin/sh -u
-#
-# Check that really long function declarations are instrumented properly.
-#
-. t/utils.subr
-plan 5
-
-
-cat <<EOF > funcdef.c
-void
-
-other(int a,
-	int b)
-
-
-{
-}
-EOF
-
-cat <<EOF > funcdef.c.inst_good
-void
-
-other(int a,
-	int b)
-
-
-{++_citrun.data[0];++_citrun.data[1];++_citrun.data[2];++_citrun.data[3];++_citrun.data[4];++_citrun.data[5];++_citrun.data[6];
-}
-EOF
-
-cat <<EOF > check.good
-Summary:
-         1 Source files used as input
-         1 Rewrite successes
-
-Totals:
-         9 Lines of source code
-         1 Function definitions
-         1 Total statements
-EOF
-
-ok "running citrun_inst" citrun_inst -c funcdef.c
-ok "running citrun_check" citrun_check -o check.out
-
-strip_preamble funcdef.c
-strip_millis check.out
-
-ok "known good instrumented diff" diff -u funcdef.c.inst_good funcdef.c.citrun_nohdr
-ok "citrun_check diff" diff -u check.good check.out
diff --git a/t/inst_funcdef.t b/t/inst_funcdef.t
@@ -0,0 +1,67 @@
+#
+# Check that really long function declarations are instrumented properly.
+#
+use strict;
+use warnings;
+use Test::Cmd;
+use Test::Differences;
+use Test::More tests => 4;
+unified_diff;	# for Test::Differences
+
+
+my $inst = Test::Cmd->new( prog => 'src/citrun_inst', workdir => '' );
+$inst->write( 'funcdef.c', <<EOF );
+void
+
+other(int a,
+	int b)
+
+
+{
+}
+EOF
+
+# Known good output.
+my $inst_good = <<EOF ;
+void
+
+other(int a,
+	int b)
+
+
+{++_citrun.data[0];++_citrun.data[1];++_citrun.data[2];++_citrun.data[3];++_citrun.data[4];++_citrun.data[5];++_citrun.data[6];
+}
+EOF
+
+my $check_good = <<EOF;
+>> citrun_inst v0.0 ()
+CITRUN_SHARE = ''
+Switching argv[0] ''
+Found source file ''
+Modified command line is ''
+Added clangtool argument ''
+Instrumentation of '' finished:
+    9 Lines of source code
+    1 Function definitions
+    1 Total statements
+Modified source written successfully.
+Rewriting successful.
+EOF
+
+# Run the command.
+$inst->run( args => '-c funcdef.c', chdir => $inst->curdir );
+
+# This file should have been rewritten in place.
+my $inst_out;
+$inst->read(\$inst_out, 'funcdef.c');
+
+# Sanitize paths from stdout.
+my $check_out = $inst->stdout;
+$check_out =~ s/^.*Milliseconds spent.*\n//gm;
+$check_out =~ s/'.*'/''/gm;
+$check_out =~ s/\(.*\)/\(\)/gm;
+
+eq_or_diff( $inst_out,	$inst_good, 'is instrumented file identical', { context => 3 } );
+eq_or_diff $check_good,	$check_out, 'is citrun_inst output identical';
+is( $inst->stderr,	'',	'is citrun_inst stderr silent' );
+is( $? >> 8,		0,	'is citrun_inst exit code 0' );