mirror of https://github.com/catchorg/Catch2.git
201 lines
6.5 KiB
C++
201 lines
6.5 KiB
C++
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// Copyright Catch2 Authors
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// https://www.boost.org/LICENSE_1_0.txt)
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// SPDX-License-Identifier: BSL-1.0
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#include <catch2/catch_test_macros.hpp>
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#include <catch2/internal/catch_textflow.hpp>
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#include <sstream>
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using Catch::TextFlow::Column;
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namespace {
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static std::string as_written(Column const& c) {
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std::stringstream sstr;
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sstr << c;
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return sstr.str();
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}
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}
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TEST_CASE( "TextFlow::Column one simple line",
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"[TextFlow][column][approvals]" ) {
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Column col( "simple short line" );
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REQUIRE(as_written(col) == "simple short line");
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}
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TEST_CASE( "TextFlow::Column respects already present newlines",
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"[TextFlow][column][approvals]" ) {
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Column col( "abc\ndef" );
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REQUIRE( as_written( col ) == "abc\ndef" );
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}
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TEST_CASE( "TextFlow::Column respects width setting",
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"[TextFlow][column][approvals]" ) {
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Column col( "The quick brown fox jumped over the lazy dog" );
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SECTION( "width=20" ) {
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col.width( 20 );
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REQUIRE( as_written( col ) == "The quick brown fox\n"
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"jumped over the lazy\n"
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"dog" );
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}
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SECTION("width=10") {
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col.width( 10 );
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REQUIRE( as_written( col ) == "The quick\n"
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"brown fox\n"
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"jumped\n"
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"over the\n"
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"lazy dog" );
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}
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SECTION("width=5") {
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// This is so small some words will have to be split with hyphen
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col.width(5);
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REQUIRE( as_written( col ) == "The\n"
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"quick\n"
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"brown\n"
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"fox\n"
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"jump-\n"
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"ed\n"
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"over\n"
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"the\n"
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"lazy\n"
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"dog" );
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}
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}
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TEST_CASE( "TextFlow::Column respects indentation setting",
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"[TextFlow][column][approvals]" ) {
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Column col( "First line\nSecond line\nThird line" );
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SECTION("Default: no indentation at all") {
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REQUIRE(as_written(col) == "First line\nSecond line\nThird line");
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}
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SECTION("Indentation on first line only") {
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col.initialIndent(3);
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REQUIRE(as_written(col) == " First line\nSecond line\nThird line");
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}
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SECTION("Indentation on all lines") {
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col.indent(3);
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REQUIRE(as_written(col) == " First line\n Second line\n Third line");
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}
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SECTION("Indentation on later lines only") {
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col.indent(5).initialIndent(0);
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REQUIRE(as_written(col) == "First line\n Second line\n Third line");
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}
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SECTION("Different indentation on first and later lines") {
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col.initialIndent(1).indent(2);
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REQUIRE(as_written(col) == " First line\n Second line\n Third line");
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}
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}
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TEST_CASE("TextFlow::Column indentation respects whitespace", "[TextFlow][column][approvals]") {
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Column col(" text with whitespace\n after newlines");
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SECTION("No extra indentation") {
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col.initialIndent(0).indent(0);
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REQUIRE(as_written(col) == " text with whitespace\n after newlines");
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}
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SECTION("Different indentation on first and later lines") {
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col.initialIndent(1).indent(2);
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REQUIRE(as_written(col) == " text with whitespace\n after newlines");
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}
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}
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TEST_CASE( "TextFlow::Column linebreaking prefers boundary characters",
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"[TextFlow][column][approvals]" ) {
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SECTION("parentheses") {
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Column col("(Hello)aaa(World)");
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SECTION("width=20") {
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col.width(20);
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REQUIRE(as_written(col) == "(Hello)aaa(World)");
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}
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SECTION("width=15") {
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col.width(15);
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REQUIRE(as_written(col) == "(Hello)aaa\n(World)");
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}
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SECTION("width=8") {
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col.width(8);
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REQUIRE(as_written(col) == "(Hello)\naaa\n(World)");
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}
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}
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SECTION("commas") {
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Column col("Hello, world");
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col.width(8);
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REQUIRE(as_written(col) == "Hello,\nworld");
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}
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}
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TEST_CASE( "TextFlow::Column respects indentation for empty lines",
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"[TextFlow][column][approvals][!shouldfail]" ) {
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// This is currently bugged and does not do what it should
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Column col("\n\nthird line");
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col.indent(2);
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//auto b = col.begin();
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//auto e = col.end();
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//auto b1 = *b;
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//++b;
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//auto b2 = *b;
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//++b;
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//auto b3 = *b;
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//++b;
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//REQUIRE(b == e);
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std::string written = as_written(col);
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REQUIRE(as_written(col) == " \n \n third line");
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}
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TEST_CASE( "TextFlow::Column leading/trailing whitespace",
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"[TextFlow][column][approvals]" ) {
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SECTION("Trailing whitespace") {
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Column col("some trailing whitespace: \t");
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REQUIRE(as_written(col) == "some trailing whitespace: \t");
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}
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SECTION("Some leading whitespace") {
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Column col("\t \t whitespace wooo");
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REQUIRE(as_written(col) == "\t \t whitespace wooo");
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}
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SECTION("both") {
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Column col(" abc ");
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REQUIRE(as_written(col) == " abc ");
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}
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SECTION("whitespace only") {
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Column col("\t \t");
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REQUIRE(as_written(col) == "\t \t");
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}
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}
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TEST_CASE( "TextFlow::Column can handle empty string",
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"[TextFlow][column][approvals]" ) {
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Column col("");
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REQUIRE(as_written(col) == "");
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}
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TEST_CASE( "#1400 - TextFlow::Column wrapping would sometimes duplicate words",
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"[TextFlow][column][regression][approvals]" ) {
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const auto long_string = std::string(
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"Lorem ipsum dolor sit amet, consectetur adipiscing elit. Pellentesque nisl \n"
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"massa, luctus ut ligula vitae, suscipit tempus velit. Vivamus sodales, quam in \n"
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"convallis posuere, libero nisi ultricies orci, nec lobortis.\n");
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auto col = Column(long_string)
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.width(79)
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.indent(2);
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REQUIRE(as_written(col) ==
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" Lorem ipsum dolor sit amet, consectetur adipiscing elit. Pellentesque nisl \n"
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" massa, luctus ut ligula vitae, suscipit tempus velit. Vivamus sodales, quam\n"
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" in \n"
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" convallis posuere, libero nisi ultricies orci, nec lobortis.");
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}
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