Tests/OrgCoreTests/LinesTests.swift

 1import Testing
 2@testable import OrgCore
 3
 4struct LinesTests {
 5    @Test func splitKeepsEveryEnding() {
 6        let lines = splitRawLines("a\r\nb\n\nc")
 7        #expect(lines.map { String($0.content) } == ["a", "b", "", "c"])
 8        #expect(lines.map { String($0.ending) } == ["\r\n", "\n", "\n", ""])
 9        #expect(splitRawLines("").isEmpty)
10        #expect(splitRawLines("x\n").count == 1)
11    }
12
13    @Test func splitIsLossless() {
14        let text = "\r\n\n a\r b\r\n😀\n"
15        #expect(splitRawLines(text).map { String($0.content) + String($0.ending) }.joined() == text)
16    }
17
18    @Test(arguments: [
19        ("", LineClass.blank),
20        ("   \t", .blank),
21        ("* a", .heading(level: 1)),
22        ("*** ", .heading(level: 3)),
23        ("*", .plain),
24        ("*\ttab", .plain),
25        ("* ", .heading(level: 1)),
26        ("*bold* text", .plain),
27        (" * a", .listItem),
28        ("#+BEGIN_SRC sh :results output", .blockBegin(name: "src")),
29        ("#+end_src", .blockEnd(name: "src")),
30        ("#+BEGIN: clocktable :scope file", .dynamicBegin),
31        ("#+END:", .dynamicEnd),
32        ("#+TITLE: x", .keyword(key: "TITLE")),
33        ("#+tblfm: $2=$1", .keyword(key: "TBLFM")),
34        ("# comment", .comment),
35        ("#", .comment),
36        ("#hashtag", .plain),
37        (": fixed", .fixedWidth),
38        (":", .fixedWidth),
39        (":PROPERTIES:", .drawerBegin(name: "PROPERTIES")),
40        ("  :LOGBOOK:", .drawerBegin(name: "LOGBOOK")),
41        (":END:", .drawerEnd),
42        ("| a | b |", .tableRow),
43        ("-----", .horizontalRule),
44        ("----", .plain),
45        ("[fn:1] note", .footnoteDefinition),
46        ("CLOCK: [2026-10-04 Sun 10:00]", .clock),
47        ("SCHEDULED: <2026-10-04 Sun>", .planning),
48        ("- item", .listItem),
49        ("+ item", .listItem),
50        ("1. item", .listItem),
51        ("2) item", .listItem),
52        ("-", .listItem),
53        ("-x", .plain),
54        ("1.5 apples", .plain),
55        ("plain text", .plain),
56    ])
57    func classify(line: String, expected: LineClass) {
58        #expect(classifyLine(line[...]).cls == expected)
59    }
60
61    @Test func indentCountsTabsToEight() {
62        #expect(classifyLine("\t- a").indent == 8)
63        #expect(classifyLine("  \t- a").indent == 8)
64        #expect(classifyLine("   - a").indent == 3)
65    }
66}