From 3ecbf5d51b13e11a93ae5757408a27c21d804c9f Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Sat, 17 Dec 2016 23:28:30 +0300
Subject: Add support for regex in runner

---
 unit-tests/test/script/parser/buildfile          |   2 +-
 unit-tests/test/script/parser/here-document.test |   6 +
 unit-tests/test/script/parser/regex.test         | 188 +++++++++++++++++++++++
 unit-tests/test/script/parser/scope.test         |  22 +--
 unit-tests/test/script/regex/driver.cxx          |  21 +++
 5 files changed, 222 insertions(+), 17 deletions(-)
 create mode 100644 unit-tests/test/script/parser/regex.test

(limited to 'unit-tests/test')

diff --git a/unit-tests/test/script/parser/buildfile b/unit-tests/test/script/parser/buildfile
index 41fe34d..34b6d9e 100644
--- a/unit-tests/test/script/parser/buildfile
+++ b/unit-tests/test/script/parser/buildfile
@@ -17,6 +17,6 @@ scheduler
 exe{driver}: cxx{driver} ../../../../build2/cxx{$src} $libs \
 test{cleanup command-if command-re-parse description directive exit \
      expansion here-document here-string include pipe-expr pre-parse \
-     redirect scope scope-if setup-teardown}
+     redirect regex scope scope-if setup-teardown}
 
 include ../../../../build2/
diff --git a/unit-tests/test/script/parser/here-document.test b/unit-tests/test/script/parser/here-document.test
index 7cb9474..4afcf68 100644
--- a/unit-tests/test/script/parser/here-document.test
+++ b/unit-tests/test/script/parser/here-document.test
@@ -13,6 +13,12 @@
   testscript:1:8: error: expected here-document end marker
   EOE
 
+  : missing-empty
+  :
+  $* <'cmd <<""' 2>>EOE != 0
+  testscript:1:7: error: expected here-document end marker
+  EOE
+
   : unseparated-expansion
   :
   $* <'cmd <<FOO$foo' 2>>EOE != 0
diff --git a/unit-tests/test/script/parser/regex.test b/unit-tests/test/script/parser/regex.test
new file mode 100644
index 0000000..d28a1a4
--- /dev/null
+++ b/unit-tests/test/script/parser/regex.test
@@ -0,0 +1,188 @@
+# file      : unit-tests/test/script/parser/regex.test
+# copyright : Copyright (c) 2014-2016 Code Synthesis Ltd
+# license   : MIT; see accompanying LICENSE file
+
+: here-string
+:
+{
+  : stdout
+  :
+  {
+    : missing
+    :
+    $* <'cmd >~' 2>>EOE != 0
+    testscript:1:7: error: missing stdout here-string regex
+    EOE
+
+    : no-introducer
+    :
+    $* <'cmd >~""' 2>>EOE != 0
+    testscript:1:7: error: no introducer character in stdout regex redirect
+    EOE
+
+    : no-term-introducer
+    :
+    $* <'cmd >~/' 2>>EOE != 0
+    testscript:1:7: error: no closing introducer character in stdout regex redirect
+    EOE
+
+    : empty
+    :
+    $* <'cmd >~//' 2>>EOE != 0
+    testscript:1:7: error: stdout regex redirect is empty
+    EOE
+
+    : invalid-flags1
+    :
+    $* <'cmd >~/foo/z' 2>>EOE != 0
+    testscript:1:7: error: junk at the end of stdout regex redirect
+    EOE
+
+    : invalid-flags2
+    :
+    $* <'cmd >~/foo/iz' 2>>EOE != 0
+    testscript:1:7: error: junk at the end of stdout regex redirect
+    EOE
+
+    : malformed
+    :
+    $* <'cmd >~/*foo/' 2>>~/EOE/ != 0
+    /testscript:1:7: error: invalid stdout regex redirect.*/
+      info: regex: /*foo/
+    EOE
+
+    : without-flags
+    :
+    $* <'cmd >~/fo*/' >'cmd >~/fo*/'
+
+    : with-flags
+    :
+    $* <'cmd >~/fo*/i' >'cmd >~/fo*/i'
+
+    : no-newline
+    :
+    $* <'cmd >:~/fo*/' >'cmd >:~/fo*/'
+  }
+
+  : stderr
+  :
+  {
+    : missing
+    :
+    $* <'cmd 2>~' 2>>EOE != 0
+    testscript:1:8: error: missing stderr here-string regex
+    EOE
+
+    : no-introducer
+    :
+    : Note that there is no need to reproduce all the errors as for stdout.
+    : All we need is to make sure that the proper description is passed to
+    : the parse_regex() function.
+    :
+    $* <'cmd 2>~""' 2>>EOE != 0
+    testscript:1:8: error: no introducer character in stderr regex redirect
+    EOE
+  }
+}
+
+: here-doc
+:
+{
+  : stdout
+  :
+  {
+    : missing
+    :
+    $* <'cmd >>~' 2>>EOE != 0
+    testscript:1:8: error: expected here-document regex end marker
+    EOE
+
+    : unterminated-line-char
+    :
+    $* <<EOI 2>>EOE != 0
+    cmd >>~/EOO/
+    /
+    EOO
+    EOI
+    testscript:2:1: error: regex introducer without regex
+      info: consider changing regex introducer '/' in here-document end marker
+    EOE
+
+    : invalid-syntax-char
+    :
+    $* <<EOI 2>>EOE != 0
+    cmd >>~/EOO/
+    /x
+    EOO
+    EOI
+    testscript:2:1: error: invalid line-regex syntax character 'x'
+    EOE
+
+    : invalid-char-regex
+    :
+    $* <<EOI 2>>~/EOE/ != 0
+    cmd >>~/EOO/
+    /?foo/
+    EOO
+    EOI
+    /testscript:2:1: error: invalid regex.*/
+    EOE
+
+    : invalid-line-regex
+    :
+    $* <<EOI 2>>~/EOE/ != 0
+    cmd >>~/EOO/
+    /*
+    EOO
+    EOI
+    /testscript:3:1: error: invalid here-document regex.*/
+    EOE
+
+    : empty
+    :
+    $* <<EOI 2>>EOE != 0
+    cmd >>:~/EOO/
+    EOO
+    EOI
+    testscript:2:1: error: empty here-document regex
+    EOE
+
+    : valid
+    :
+    $* <<EOI >>EOO
+    cmd 2>>~/EOE/
+    foo
+    /?
+    /foo/
+    /foo/*
+    /foo/i
+    /foo/i*
+
+    //
+    //*
+    EOE
+    EOI
+    cmd 2>>~/EOE/
+    foo
+    /?
+    /foo/
+    /foo/*
+    /foo/i
+    /foo/i*
+
+    //
+    //*
+    EOE
+    EOO
+  }
+
+  : stderr
+  :
+  {
+    : missing
+    :
+    $* <'cmd 2>>~' 2>>EOE != 0
+    testscript:1:9: error: expected here-document regex end marker
+    EOE
+  }
+}
diff --git a/unit-tests/test/script/parser/scope.test b/unit-tests/test/script/parser/scope.test
index 24b4a42..7d78aca 100644
--- a/unit-tests/test/script/parser/scope.test
+++ b/unit-tests/test/script/parser/scope.test
@@ -1,23 +1,13 @@
-# @@ REGEX Note that the script can still fail on POSIX for space-containing
-#    paths.
-#
-if ($cxx.target.class == "windows")
-  q = "'"
-end
-
 $* testscript <'cmd $@' >"cmd 1"     # id-testscript
 $* foo.test   <'cmd $@' >"cmd foo/1" # id
 
-wd = [dir_path] $~;
-wd += test-driver;
-wd += 1;
-$* testscript <'cmd "$~"' >"cmd $q$wd$q"   # wd-testscript
+: wd-testscript
+:
+$* testscript <'cmd "$~"' >~"%cmd '?.+[/\\\\]test-driver[/\\\\]1'?%"
 
-wd = [dir_path] $~;
-wd += test-driver;
-wd += foo;
-wd += 1;
-$* foo.test   <'cmd "$~"' >"cmd $q$wd$q"   # wd
+: wd
+:
+$* foo.test <'cmd "$~"' >~"%cmd '?.+[/\\\\]test-driver[/\\\\]foo[/\\\\]1'?%"
 
 $* -s <<EOI                          # group-empty
 {
diff --git a/unit-tests/test/script/regex/driver.cxx b/unit-tests/test/script/regex/driver.cxx
index ca09048..5b3d648 100644
--- a/unit-tests/test/script/regex/driver.cxx
+++ b/unit-tests/test/script/regex/driver.cxx
@@ -129,6 +129,27 @@ main ()
     assert (v1 == vc ({'1', '2', '2'}));
   }
 
+  // Test line_string.
+  //
+  // @@ Add more tests.
+  //
+  // Note that the following code crashes if compiled with libc++ (LLVM bug
+  // #31454).
+  //
+  // @@ Probably we can overcome it by providing our own allocator for
+  //    basic_string instantiation. The function allocate() could allocate some
+  //    more elements that would be enough not to corrupt the memory (which
+  //    push_back() does).
+  // @@ But maybe doesn't worth to bother as the bug seems to get assigned.
+  // @@ Heavily affects MacOS where clang++/libc++ is the default setup.
+  //
+  {
+    line_string s;
+    s.push_back (line_char ('0'));
+    s.push_back (line_char ('1'));
+    s.push_back (line_char ('2'));
+  }
+
   // Test line_char_locale and ctype<line_char> (only non-trivial functions).
   //
   {
-- 
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