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void test_tangle() {
istringstream in("a\nb\nc\n:(before b)\nd\n");
list<Line> dummy;
tangle(in, dummy);
CHECK_TRACE_CONTENTS("tangle", "adbc");
}
void test_tangle_with_linenumber() {
istringstream in("a\nb\nc\n:(before b)\nd\n");
list<Line> dummy;
tangle(in, dummy);
CHECK_TRACE_CONTENTS("tangle", "#line 1a#line 5d#line 2bc");
// no other #line directives
CHECK_TRACE_DOESNT_CONTAIN("tangle", "#line 3");
CHECK_TRACE_DOESNT_CONTAIN("tangle", "#line 4");
}
void test_tangle_linenumbers_with_filename() {
istringstream in("a\nb\nc\n:(before b)\nd\n");
list<Line> dummy;
tangle(in, "foo", dummy);
CHECK_TRACE_CONTENTS("tangle", "a#line 5 \"foo\"dbc");
}
void test_tangle_linenumbers_with_multiple_filenames() {
istringstream in1("a\nb\nc");
list<Line> dummy;
tangle(in1, "foo", dummy);
CLEAR_TRACE;
istringstream in2(":(before b)\nd\n");
tangle(in2, "bar", dummy);
CHECK_TRACE_CONTENTS("tangle", "a#line 2 \"bar\"d#line 2 \"foo\"bc");
}
void test_tangle_linenumbers_with_multiple_directives() {
istringstream in1("a\nb\nc");
list<Line> dummy;
tangle(in1, "foo", dummy);
CLEAR_TRACE;
istringstream in2(":(before b)\nd\n:(before c)\ne");
tangle(in2, "bar", dummy);
CHECK_TRACE_CONTENTS("tangle", "a#line 2 \"bar\"d#line 2 \"foo\"b#line 4 \"bar\"e#line 3 \"foo\"c");
}
void test_tangle_with_multiple_filenames_after() {
istringstream in1("a\nb\nc");
list<Line> dummy;
tangle(in1, "foo", dummy);
CLEAR_TRACE;
istringstream in2(":(after b)\nd\n");
tangle(in2, "bar", dummy);
CHECK_TRACE_CONTENTS("tangle", "ab#line 2 \"bar\"d#line 3 \"foo\"c");
//? exit(0); //? 1
}
void test_tangle_skip_tanglecomments() {
istringstream in("a\nb\nc\n//: 1\n//: 2\nd\n");
list<Line> dummy;
tangle(in, dummy);
CHECK_TRACE_CONTENTS("tangle", "abcd");
CHECK_TRACE_DOESNT_CONTAIN("tangle", "//: 1");
}
void test_tangle_with_tanglecomments_and_directive() {
istringstream in("a\n//: 1\nb\nc\n:(before b)\nd\n:(code)\ne\n");
list<Line> dummy;
tangle(in, dummy);
CHECK_TRACE_CONTENTS("tangle", "a#line 6d#line 3bc#line 8e");
CHECK_TRACE_DOESNT_CONTAIN("tangle", "//: 1");
}
void test_tangle_with_tanglecomments_inside_directive() {
istringstream in("a\n//: 1\nb\nc\n:(before b)\n//: abc\nd\n:(code)\ne\n");
list<Line> dummy;
tangle(in, dummy);
CHECK_TRACE_CONTENTS("tangle", "a#line 7d#line 3bc#line 9e");
CHECK_TRACE_DOESNT_CONTAIN("tangle", "//: 1");
}
void test_tangle2() {
istringstream in("a\nb\nc\n:(after b)\nd\n");
list<Line> dummy;
tangle(in, dummy);
CHECK_TRACE_CONTENTS("tangle", "abdc");
}
void test_tangle_at_end() {
istringstream in("a\nb\nc\n:(after c)\nd\n");
list<Line> dummy;
tangle(in, dummy);
CHECK_TRACE_CONTENTS("tangle", "abcd");
}
void test_tangle_indents_hunks_correctly() {
istringstream in("a\n b\nc\n:(after b)\nd\n");
list<Line> dummy;
tangle(in, dummy);
CHECK_TRACE_CONTENTS("tangle", "a b dc");
}
void test_tangle_warns_on_missing_target() {
Hide_warnings = true;
istringstream in(":(before)\nabc def\n");
list<Line> lines;
tangle(in, lines);
CHECK_TRACE_WARNS();
}
void test_tangle_warns_on_unknown_target() {
Hide_warnings = true;
istringstream in(":(before \"foo\")\nabc def\n");
list<Line> lines;
tangle(in, lines);
CHECK_TRACE_WARNS();
}
void test_tangle_delete_range_of_lines() {
istringstream in("a\nb {\nc\n}\n:(delete{} \"b\")\n");
list<Line> dummy;
tangle(in, dummy);
CHECK_TRACE_CONTENTS("tangle", "a");
CHECK_TRACE_DOESNT_CONTAIN("tangle", "b");
CHECK_TRACE_DOESNT_CONTAIN("tangle", "c");
}
void test_tangle_replace() {
istringstream in("a\nb\nc\n:(replace b)\nd\n");
list<Line> dummy;
tangle(in, dummy);
CHECK_TRACE_CONTENTS("tangle", "adc");
CHECK_TRACE_DOESNT_CONTAIN("tangle", "b");
}
void test_tangle_replace_range_of_lines() {
istringstream in("a\nb {\nc\n}\n:(replace{} \"b\")\nd\ne\n");
list<Line> dummy;
tangle(in, dummy);
CHECK_TRACE_CONTENTS("tangle", "ade");
CHECK_TRACE_DOESNT_CONTAIN("tangle", "b {");
CHECK_TRACE_DOESNT_CONTAIN("tangle", "c");
}
void test_tangle_replace_tracks_old_lines() {
istringstream in("a\nb {\nc\n}\n:(replace{} \"b\")\nd\n:OLD_CONTENTS\ne\n");
list<Line> dummy;
tangle(in, dummy);
CHECK_TRACE_CONTENTS("tangle", "adce");
CHECK_TRACE_DOESNT_CONTAIN("tangle", "b {");
}
void test_tangle_nested_patterns() {
istringstream in("a\nc\nb\nc\nd\n:(after \"b\" then \"c\")\ne");
list<Line> dummy;
tangle(in, dummy);
CHECK_TRACE_CONTENTS("tangle", "acbced");
}
void test_tangle_nested_patterns2() {
istringstream in("a\nc\nb\nc\nd\n:(after \"c\" following \"b\")\ne");
list<Line> dummy;
tangle(in, dummy);
CHECK_TRACE_CONTENTS("tangle", "acbced");
}
// todo: include line numbers in tangle errors
void test_tangle_supports_scenarios() {
istringstream in(":(scenario does_bar)\nabc def\n+layer1: pqr\n+layer2: xyz");
list<Line> lines;
tangle(in, lines);
CHECK_EQ(lines.front().contents, "TEST(does_bar)"); lines.pop_front();
CHECK_EQ(lines.front().contents, " run(\"abc def\\n\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, " CHECK_TRACE_CONTENTS(\"layer1: pqrlayer2: xyz\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, "}"); lines.pop_front();
CHECK(lines.empty());
}
void test_tangle_ignores_empty_lines_in_scenarios() {
istringstream in(":(scenario does_bar)\nabc def\n+layer1: pqr\n \n+layer2: xyz");
list<Line> lines;
tangle(in, lines);
CHECK_EQ(lines.front().contents, "TEST(does_bar)"); lines.pop_front();
CHECK_EQ(lines.front().contents, " run(\"abc def\\n\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, " CHECK_TRACE_CONTENTS(\"layer1: pqrlayer2: xyz\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, "}"); lines.pop_front();
CHECK(lines.empty());
}
void test_tangle_handles_empty_lines_in_scenarios() {
istringstream in(":(scenario does_bar)\nabc def\n\n+layer1: pqr\n+layer2: xyz");
list<Line> lines;
tangle(in, lines);
// no infinite loop
}
void test_tangle_supports_configurable_toplevel() {
istringstream in(":(scenarios foo)\n:(scenario does_bar)\nabc def\n+layer1: pqr");
list<Line> lines;
tangle(in, lines);
CHECK_EQ(lines.front().contents, "TEST(does_bar)"); lines.pop_front();
CHECK_EQ(lines.front().contents, " foo(\"abc def\\n\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, " CHECK_TRACE_CONTENTS(\"layer1: pqr\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, "}"); lines.pop_front();
CHECK(lines.empty());
istringstream cleanup(":(scenarios run)\n");
tangle(cleanup, lines);
}
void test_tangle_can_hide_warnings_in_scenarios() {
istringstream in(":(scenario does_bar)\n% Hide_warnings = true;\nabc def\n+layer1: pqr\n+layer2: xyz");
list<Line> lines;
tangle(in, lines);
CHECK_EQ(lines.front().contents, "TEST(does_bar)"); lines.pop_front();
CHECK_EQ(lines.front().contents, " Hide_warnings = true;"); lines.pop_front();
CHECK_EQ(lines.front().contents, " run(\"abc def\\n\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, " CHECK_TRACE_CONTENTS(\"layer1: pqrlayer2: xyz\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, "}"); lines.pop_front();
CHECK(lines.empty());
}
void test_tangle_supports_strings_in_scenarios() {
istringstream in(":(scenario does_bar)\nabc \"def\"\n+layer1: pqr\n+layer2: \"xyz\"");
list<Line> lines;
tangle(in, lines);
CHECK_EQ(lines.front().contents, "TEST(does_bar)"); lines.pop_front();
CHECK_EQ(lines.front().contents, " run(\"abc \\\"def\\\"\\n\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, " CHECK_TRACE_CONTENTS(\"layer1: pqrlayer2: \\\"xyz\\\"\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, "}"); lines.pop_front();
CHECK(lines.empty());
}
void test_tangle_supports_strings_in_scenarios2() {
istringstream in(":(scenario does_bar)\nabc \"\"\n+layer1: pqr\n+layer2: \"\"");
list<Line> lines;
tangle(in, lines);
CHECK_EQ(lines.front().contents, "TEST(does_bar)"); lines.pop_front();
CHECK_EQ(lines.front().contents, " run(\"abc \\\"\\\"\\n\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, " CHECK_TRACE_CONTENTS(\"layer1: pqrlayer2: \\\"\\\"\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, "}"); lines.pop_front();
CHECK(lines.empty());
}
void test_tangle_supports_multiline_input_in_scenarios() {
istringstream in(":(scenario does_bar)\nabc def\n efg\n+layer1: pqr\n+layer2: \"\"");
list<Line> lines;
tangle(in, lines);
CHECK_EQ(lines.front().contents, "TEST(does_bar)"); lines.pop_front();
CHECK_EQ(lines.front().contents, " run(\"abc def\\n efg\\n\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, " CHECK_TRACE_CONTENTS(\"layer1: pqrlayer2: \\\"\\\"\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, "}"); lines.pop_front();
CHECK(lines.empty());
}
void test_tangle_supports_reset_in_scenarios() {
istringstream in(":(scenario does_bar)\nabc def\n===\nefg\n+layer1: pqr\n+layer2: \"\"");
list<Line> lines;
tangle(in, lines);
CHECK_EQ(lines.front().contents, "TEST(does_bar)"); lines.pop_front();
CHECK_EQ(lines.front().contents, " run(\"abc def\\n\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, " CLEAR_TRACE;"); lines.pop_front();
CHECK_EQ(lines.front().contents, " run(\"efg\\n\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, " CHECK_TRACE_CONTENTS(\"layer1: pqrlayer2: \\\"\\\"\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, "}"); lines.pop_front();
CHECK(lines.empty());
}
void test_tangle_can_check_for_absence_at_end_of_scenarios() {
istringstream in(":(scenario does_bar)\nabc def\n efg\n+layer1: pqr\n-layer1: xyz");
list<Line> lines;
tangle(in, lines);
CHECK_EQ(lines.front().contents, "TEST(does_bar)"); lines.pop_front();
CHECK_EQ(lines.front().contents, " run(\"abc def\\n efg\\n\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, " CHECK_TRACE_CONTENTS(\"layer1: pqr\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, " CHECK_TRACE_DOESNT_CONTAIN(\"layer1: xyz\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, "}"); lines.pop_front();
CHECK(lines.empty());
}
void test_tangle_can_check_for_absence_at_end_of_scenarios2() {
istringstream in(":(scenario does_bar)\nabc def\n efg\n-layer1: pqr\n-layer1: xyz");
list<Line> lines;
tangle(in, lines);
CHECK_EQ(lines.front().contents, "TEST(does_bar)"); lines.pop_front();
CHECK_EQ(lines.front().contents, " run(\"abc def\\n efg\\n\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, " CHECK_TRACE_DOESNT_CONTAIN(\"layer1: pqr\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, " CHECK_TRACE_DOESNT_CONTAIN(\"layer1: xyz\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, "}"); lines.pop_front();
CHECK(lines.empty());
}
void test_tangle_can_check_for_count_in_scenario() {
istringstream in(":(scenario does_bar)\nabc def\n efg\n$layer1: 2");
list<Line> lines;
tangle(in, lines);
CHECK_EQ(lines.front().contents, "TEST(does_bar)"); lines.pop_front();
CHECK_EQ(lines.front().contents, " run(\"abc def\\n efg\\n\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, " CHECK_EQ(trace_count(\"layer1\"), 2);"); lines.pop_front();
CHECK_EQ(lines.front().contents, "}"); lines.pop_front();
CHECK(lines.empty());
}
void test_tangle_can_handle_mu_comments_in_scenario() {
istringstream in(":(scenario does_bar)\nabc def\n# comment1\n efg\n # indented comment 2\n+layer1: pqr\n# comment inside expected_trace\n+layer1: xyz\n# comment after expected trace\n-layer1: z\n# comment before trace count\n$layer1: 2\n# comment at end\n\n");
list<Line> lines;
tangle(in, lines);
CHECK_EQ(lines.front().contents, "TEST(does_bar)"); lines.pop_front();
CHECK_EQ(lines.front().contents, " run(\"abc def\\n# comment1\\n efg\\n # indented comment 2\\n\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, " CHECK_TRACE_CONTENTS(\"layer1: pqrlayer1: xyz\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, " CHECK_TRACE_DOESNT_CONTAIN(\"layer1: z\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, " CHECK_EQ(trace_count(\"layer1\"), 2);"); lines.pop_front();
CHECK_EQ(lines.front().contents, "}"); lines.pop_front();
CHECK(lines.empty());
}
void test_tangle_can_handle_escaped_setup_after_mu_comments() {
istringstream in(":(scenario does_bar)\n# comment\n% int x = 1;\nabc\n+layer1: pqr\n");
list<Line> lines;
tangle(in, lines);
CHECK_EQ(lines.front().contents, "TEST(does_bar)"); lines.pop_front();
CHECK_EQ(lines.front().contents, " int x = 1;"); lines.pop_front();
CHECK_EQ(lines.front().contents, " run(\"abc\\n\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, " CHECK_TRACE_CONTENTS(\"layer1: pqr\");"); lines.pop_front();
CHECK_EQ(lines.front().contents, "}"); lines.pop_front();
CHECK(lines.empty());
}
void test_trim() {
CHECK_EQ(trim(""), "");
CHECK_EQ(trim(" "), "");
CHECK_EQ(trim(" "), "");
CHECK_EQ(trim("a"), "a");
CHECK_EQ(trim(" a"), "a");
CHECK_EQ(trim(" a"), "a");
CHECK_EQ(trim(" ab"), "ab");
CHECK_EQ(trim("a "), "a");
CHECK_EQ(trim("a "), "a");
CHECK_EQ(trim("ab "), "ab");
CHECK_EQ(trim(" a "), "a");
CHECK_EQ(trim(" a "), "a");
CHECK_EQ(trim(" ab "), "ab");
}
void test_strip_indent() {
CHECK_EQ(strip_indent("", 0), "");
CHECK_EQ(strip_indent("", 1), "");
CHECK_EQ(strip_indent("", 3), "");
CHECK_EQ(strip_indent(" ", 0), " ");
CHECK_EQ(strip_indent(" a", 0), " a");
CHECK_EQ(strip_indent(" ", 1), "");
CHECK_EQ(strip_indent(" a", 1), "a");
CHECK_EQ(strip_indent(" ", 2), "");
CHECK_EQ(strip_indent(" a", 2), "a");
CHECK_EQ(strip_indent(" ", 0), " ");
CHECK_EQ(strip_indent(" a", 0), " a");
CHECK_EQ(strip_indent(" ", 1), " ");
CHECK_EQ(strip_indent(" a", 1), " a");
CHECK_EQ(strip_indent(" ", 2), "");
CHECK_EQ(strip_indent(" a", 2), "a");
CHECK_EQ(strip_indent(" ", 3), "");
CHECK_EQ(strip_indent(" a", 3), "a");
}
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