From cd40097447ff2400cb420ec973c16dadd26e6cda Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Fri, 28 Oct 2016 10:10:08 +0200
Subject: Implement description support in testscript

---
 unit-tests/test/script/lexer/buildfile             |  4 ++--
 unit-tests/test/script/lexer/description-line.test | 17 +++++++++++++++++
 unit-tests/test/script/lexer/driver.cxx            | 22 ++++++++++++----------
 unit-tests/test/script/lexer/first-token.test      |  5 +++++
 unit-tests/test/script/lexer/script-line.test      | 19 +++++++++++++++++++
 unit-tests/test/script/lexer/second-token.test     |  5 +++++
 6 files changed, 60 insertions(+), 12 deletions(-)
 create mode 100644 unit-tests/test/script/lexer/description-line.test

(limited to 'unit-tests/test/script/lexer')

diff --git a/unit-tests/test/script/lexer/buildfile b/unit-tests/test/script/lexer/buildfile
index 30f6b9f..d9b17e8 100644
--- a/unit-tests/test/script/lexer/buildfile
+++ b/unit-tests/test/script/lexer/buildfile
@@ -8,7 +8,7 @@ import libs = libbutl%lib{butl}
 src = token lexer diagnostics utility variable name test/script/{token lexer}
 
 exe{driver}: cxx{driver} ../../../../build2/cxx{$src} $libs \
-test{script-line command-line first-token second-token variable-line variable \
-     comment}
+test{script-line command-line first-token second-token variable-line \
+     description-line variable comment}
 
 include ../../../../build2/
diff --git a/unit-tests/test/script/lexer/description-line.test b/unit-tests/test/script/lexer/description-line.test
new file mode 100644
index 0000000..f0f0c9f
--- /dev/null
+++ b/unit-tests/test/script/lexer/description-line.test
@@ -0,0 +1,17 @@
+test.arguments += description-line
+
+$* <" foo  bar " >>EOO # full
+' foo  bar '
+EOO
+
+$* <"  " >>EOO # space
+'  '
+EOO
+
+$* <"" >>EOO # empty
+''
+EOO
+
+$* <:"foo" 2>>EOE != 0 # eof
+stdin:1:4: error: expected newline at the end of description line
+EOE
diff --git a/unit-tests/test/script/lexer/driver.cxx b/unit-tests/test/script/lexer/driver.cxx
index c5beebb..abd32ba 100644
--- a/unit-tests/test/script/lexer/driver.cxx
+++ b/unit-tests/test/script/lexer/driver.cxx
@@ -29,13 +29,14 @@ namespace build2
           assert (argc == 2);
           string s (argv[1]);
 
-          if      (s == "script-line")   m = lexer_mode::script_line;
-          else if (s == "first-token")   m = lexer_mode::first_token;
-          else if (s == "second-token")  m = lexer_mode::second_token;
-          else if (s == "variable-line") m = lexer_mode::variable_line;
-          else if (s == "command-line")  m = lexer_mode::command_line;
-          else if (s == "here-line")     m = lexer_mode::here_line;
-          else if (s == "variable")      m = lexer_mode::variable;
+          if      (s == "script-line")      m = lexer_mode::script_line;
+          else if (s == "first-token")      m = lexer_mode::first_token;
+          else if (s == "second-token")     m = lexer_mode::second_token;
+          else if (s == "variable-line")    m = lexer_mode::variable_line;
+          else if (s == "command-line")     m = lexer_mode::command_line;
+          else if (s == "here-line")        m = lexer_mode::here_line;
+          else if (s == "description-line") m = lexer_mode::description_line;
+          else if (s == "variable")         m = lexer_mode::variable;
           else                           assert (false);
         }
 
@@ -45,9 +46,10 @@ namespace build2
 
           // Some modes auto-expire so we need something underneath.
           //
-          bool u (m == lexer_mode::first_token   ||
-                  m == lexer_mode::second_token  ||
-                  m == lexer_mode::variable_line ||
+          bool u (m == lexer_mode::first_token      ||
+                  m == lexer_mode::second_token     ||
+                  m == lexer_mode::variable_line    ||
+                  m == lexer_mode::description_line ||
                   m == lexer_mode::variable);
 
           lexer l (cin, path ("stdin"), u ? lexer_mode::script_line : m);
diff --git a/unit-tests/test/script/lexer/first-token.test b/unit-tests/test/script/lexer/first-token.test
index a433362..456ef6d 100644
--- a/unit-tests/test/script/lexer/first-token.test
+++ b/unit-tests/test/script/lexer/first-token.test
@@ -7,6 +7,11 @@ $* <";" >>EOO # semi
 <newline>
 EOO
 
+$* <":" >>EOO # colon
+:
+<newline>
+EOO
+
 $* <"{" >>EOO # lcbrace
 {
 <newline>
diff --git a/unit-tests/test/script/lexer/script-line.test b/unit-tests/test/script/lexer/script-line.test
index 6c5038a..96eb19c 100644
--- a/unit-tests/test/script/lexer/script-line.test
+++ b/unit-tests/test/script/lexer/script-line.test
@@ -17,6 +17,25 @@ $* <";" >>EOO # semi-only
 <newline>
 EOO
 
+$* <"cmd: dsc" >>EOO # colon
+'cmd'
+:
+'dsc'
+<newline>
+EOO
+
+$* <"cmd :dsc" >>EOO # colon-separated
+'cmd'
+:
+'dsc'
+<newline>
+EOO
+
+$* <":" >>EOO # colon-only
+:
+<newline>
+EOO
+
 $* <"cmd <+ 1>+" >>EOO # pass-redirect
 'cmd'
 <+
diff --git a/unit-tests/test/script/lexer/second-token.test b/unit-tests/test/script/lexer/second-token.test
index 058dc65..5238a82 100644
--- a/unit-tests/test/script/lexer/second-token.test
+++ b/unit-tests/test/script/lexer/second-token.test
@@ -7,6 +7,11 @@ $* <";" >>EOO # semi
 <newline>
 EOO
 
+$* <":" >>EOO # colon
+:
+<newline>
+EOO
+
 $* <"=foo" >>EOO # assign
 =
 'foo'
-- 
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