304 lines
9 KiB
C++
304 lines
9 KiB
C++
/*
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TextTemplate(Test) - verify the minimalistic text substitution engine
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Copyright (C) Lumiera.org
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2024, Hermann Vosseler <Ichthyostega@web.de>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of
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the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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* *****************************************************/
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/** @file text-template-test.cpp
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** unit test \ref TextTemplate_test
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*/
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#include "lib/test/run.hpp"
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#include "lib/test/test-helper.hpp"///////////////////////TODO
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#include "lib/text-template.hpp"
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#include "lib/format-cout.hpp"///////////////////////TODO
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#include "lib/test/diagnostic-output.hpp"///////////////////////TODO
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//#include <chrono>
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//#include <array>
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#include <map>
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//using std::array;
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using std::regex_search;
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using std::smatch;
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namespace lib {
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namespace test {
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using MapS = std::map<string, string>;
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/***************************************************************************//**
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* @test verify a minimalistic text substitution engine with flexible
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* data binding, used for tool integration and script generation
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* - cover the core parsing and templating functionality,
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* using a direct binding
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* - demonstrate the default-binding for a data map
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* - cover the binding to Lumiera's »External Tree Description«
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* @see text-template.hpp
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* @see GnuplotGen_test
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*/
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class TextTemplate_test : public Test
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{
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virtual void
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run (Arg)
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{
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// simpeUsage();
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verify_parsing();
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verify_instantiation();
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verify_keySubstituton();
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verify_conditional();
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verify_iteration();
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verify_Map_binding();
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verify_ETD_binding();
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}
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/** @test TODO simple point-and-shot usage...
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* @todo WIP 4/24 ✔ define ⟶ 🔁 implement
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*/
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void
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simpeUsage()
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{
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MapS snaps{{"whatever", "cruel world"}
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,{"greeting", "farewell"}};
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CHECK (TextTemplate::apply ("${greeting} ${whatever} ↯", snaps)
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== "farewell cruel world ↯"_expect);
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}
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/** @test TODO
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* @note the regular expression \ref ACCEPT_FIELD is comprised of several
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* alternatives and optional parts, which are marked by 5 sub-expressions
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* - 1 ≙ end token
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* - 2 ≙ some logic token ("if" or "for")
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* - 3 ≙ a key or key path
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* - 4 ≙ else token (which must be solitary)
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* - 5 ≙ an escaped field (which should not be processed)
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* @todo WIP 4/24 🔁 define ⟶ implement
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*/
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void
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verify_parsing()
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{
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smatch mat;
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string input;
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CHECK (not regex_search (input, mat, ACCEPT_MARKUP));
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input = " Hallelujah ";
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CHECK (not regex_search (input, mat, ACCEPT_MARKUP));
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input = " stale${beer}forever ";
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SHOW_EXPR(input)
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CHECK (regex_search (input, mat, ACCEPT_MARKUP));
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SHOW_EXPR(mat.position())
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CHECK (mat.position() == 6);
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SHOW_EXPR(mat.length())
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CHECK (mat.length() == 7);
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SHOW_EXPR(mat.prefix())
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CHECK (mat.prefix() == " stale"_expect);
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SHOW_EXPR(mat.suffix())
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CHECK (mat.suffix() == "forever "_expect);
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SHOW_EXPR(string(mat[0]))
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CHECK (mat[0] == "${beer}"_expect);
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SHOW_EXPR(string(mat[1]))
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CHECK (not mat[1].matched);
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SHOW_EXPR(string(mat[2]))
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CHECK (not mat[2].matched);
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SHOW_EXPR(string(mat[3]))
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CHECK (mat[3] == "beer"_expect);
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SHOW_EXPR(string(mat[4]))
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CHECK (not mat[4].matched);
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SHOW_EXPR(string(mat[5]))
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CHECK (not mat[5].matched);
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input = " watch ${for stale}${beer} whatever ";
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SHOW_EXPR(input)
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CHECK (regex_search (input, mat, ACCEPT_MARKUP));
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SHOW_EXPR(mat.position())
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CHECK (mat.position() == 7);
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SHOW_EXPR(mat.length())
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CHECK (mat.length() == 12);
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SHOW_EXPR(mat.prefix())
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CHECK (mat.prefix() == " watch "_expect);
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SHOW_EXPR(mat.suffix())
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CHECK (mat.suffix() == "${beer} whatever "_expect);
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SHOW_EXPR(string(mat[0]))
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CHECK (mat[0] == "${for stale}"_expect);
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SHOW_EXPR(string(mat[1]))
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CHECK (not mat[1].matched);
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SHOW_EXPR(string(mat[2]))
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CHECK (mat[2] == "for"_expect);
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SHOW_EXPR(string(mat[3]))
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CHECK (mat[3] == "stale"_expect);
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SHOW_EXPR(string(mat[4]))
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SHOW_EXPR(string(mat[5]))
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input = " work ${end if beer} however ";
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SHOW_EXPR(input)
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CHECK (regex_search (input, mat, ACCEPT_MARKUP));
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SHOW_EXPR(mat.position())
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CHECK (mat.position() == 6);
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SHOW_EXPR(mat.length())
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CHECK (mat.length() == 15);
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SHOW_EXPR(mat.prefix())
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CHECK (mat.prefix() == " work "_expect);
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SHOW_EXPR(mat.suffix())
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CHECK (mat.suffix() == " however "_expect);
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SHOW_EXPR(string(mat[0]))
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CHECK (mat[0] == "${end if beer}"_expect);
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SHOW_EXPR(string(mat[1]))
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CHECK (mat[1] == "end "_expect);
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SHOW_EXPR(string(mat[2]))
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CHECK (mat[2] == "if"_expect);
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SHOW_EXPR(string(mat[3]))
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CHECK (mat[3] == "beer"_expect);
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SHOW_EXPR(string(mat[4]))
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SHOW_EXPR(string(mat[5]))
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input = " catch ${end while stale}${endfor brown.beer} ever ";
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SHOW_EXPR(input)
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CHECK (regex_search (input, mat, ACCEPT_MARKUP));
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SHOW_EXPR(mat.position())
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CHECK (mat.position() == 25);
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SHOW_EXPR(mat.length())
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CHECK (mat.length() == 20);
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SHOW_EXPR(mat.prefix())
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CHECK (mat.prefix() == " catch ${end while stale}"_expect);
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SHOW_EXPR(mat.suffix())
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CHECK (mat.suffix() == " ever "_expect);
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SHOW_EXPR(string(mat[0]))
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CHECK (mat[0] == "${endfor brown.beer}"_expect);
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SHOW_EXPR(string(mat[1]))
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CHECK (mat[1] == "end"_expect);
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SHOW_EXPR(string(mat[2]))
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CHECK (mat[2] == "for"_expect);
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SHOW_EXPR(string(mat[3]))
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CHECK (mat[3] == "brown.beer"_expect);
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SHOW_EXPR(string(mat[4]))
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SHOW_EXPR(string(mat[5]))
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input = " catch ${else} ever ";
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SHOW_EXPR(input)
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CHECK (regex_search (input, mat, ACCEPT_MARKUP));
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SHOW_EXPR(mat.position())
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CHECK (mat.position() == 7);
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SHOW_EXPR(mat.length())
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CHECK (mat.length() == 7);
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SHOW_EXPR(mat.prefix())
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CHECK (mat.prefix() == " catch "_expect);
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SHOW_EXPR(mat.suffix())
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CHECK (mat.suffix() == " ever "_expect);
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SHOW_EXPR(string(mat[0]))
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CHECK (mat[0] == "${else}"_expect);
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SHOW_EXPR(string(mat[1]))
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SHOW_EXPR(string(mat[2]))
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SHOW_EXPR(string(mat[3]))
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CHECK (mat[3] == "else"_expect);
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SHOW_EXPR(string(mat[4]))
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SHOW_EXPR(string(mat[5]))
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input = " catch ${else if} fever \\${can.beer} ";
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SHOW_EXPR(input)
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CHECK (regex_search (input, mat, ACCEPT_MARKUP));
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SHOW_EXPR(mat.position())
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CHECK (mat.position() == 24);
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SHOW_EXPR(mat.length())
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CHECK (mat.length() == 2);
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SHOW_EXPR(mat.prefix())
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CHECK (mat.prefix() == " catch ${else if} fever "_expect);
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SHOW_EXPR(mat.suffix())
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CHECK (mat.suffix() == "{can.beer} "_expect);
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SHOW_EXPR(string(mat[0]))
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CHECK (mat[0] == "\\$"_expect);
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SHOW_EXPR(string(mat[1]))
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SHOW_EXPR(string(mat[2]))
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CHECK (not mat[2].matched);
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SHOW_EXPR(string(mat[3]))
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CHECK (not mat[3].matched);
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SHOW_EXPR(string(mat[4]))
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CHECK (not mat[4].matched);
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SHOW_EXPR(string(mat[5]))
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CHECK (mat[5] == "\\$"_expect);
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}
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/** @test TODO
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* @todo WIP 4/24 🔁 define ⟶ implement
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*/
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void
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verify_instantiation()
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{
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}
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/** @test TODO
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* @todo WIP 4/24 🔁 define ⟶ implement
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*/
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void
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verify_keySubstituton()
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{
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UNIMPLEMENTED ("nebbich");
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}
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/** @test TODO
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* @todo WIP 4/24 🔁 define ⟶ implement
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*/
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void
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verify_conditional()
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{
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}
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/** @test TODO
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* @todo WIP 4/24 🔁 define ⟶ implement
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*/
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void
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verify_iteration()
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{
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}
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/** @test TODO
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* @todo WIP 4/24 🔁 define ⟶ implement
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*/
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void
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verify_Map_binding()
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{
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}
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/** @test TODO
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* @todo WIP 4/24 🔁 define ⟶ implement
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*/
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void
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verify_ETD_binding()
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{
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}
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};
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LAUNCHER (TextTemplate_test, "unit common");
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}} // namespace lib::test
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