aboutsummaryrefslogtreecommitdiffhomepage
path: root/test/unit/testContractionState.cxx
blob: 04346262b45af99257e7229e3139468c67fe6933 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
// Unit Tests for Scintilla internal data structures

#include <cstddef>
#include <cstring>

#include <stdexcept>
#include <string_view>
#include <vector>
#include <optional>
#include <algorithm>
#include <memory>

#include "Debugging.h"

#include "Position.h"
#include "UniqueString.h"
#include "SplitVector.h"
#include "Partitioning.h"
#include "RunStyles.h"
#include "ContractionState.h"

#include "catch.hpp"

using namespace Scintilla;

// Test ContractionState.

TEST_CASE("ContractionState") {

	std::unique_ptr<IContractionState> pcs = ContractionStateCreate(false);

	SECTION("IsEmptyInitially") {
		REQUIRE(1 == pcs->LinesInDoc());
		REQUIRE(1 == pcs->LinesDisplayed());
		REQUIRE(0 == pcs->DisplayFromDoc(0));
		REQUIRE(0 == pcs->DocFromDisplay(0));
	}

	SECTION("OneLine") {
		pcs->InsertLines(0, 1);
		REQUIRE(2 == pcs->LinesInDoc());
		REQUIRE(2 == pcs->LinesDisplayed());
		REQUIRE(0 == pcs->DisplayFromDoc(0));
		REQUIRE(0 == pcs->DocFromDisplay(0));
		REQUIRE(1 == pcs->DisplayFromDoc(1));
		REQUIRE(1 == pcs->DocFromDisplay(1));
	}

	SECTION("InsertionThenDeletions") {
		pcs->InsertLines(0,4);
		pcs->DeleteLines(1, 1);

		REQUIRE(4 == pcs->LinesInDoc());
		REQUIRE(4 == pcs->LinesDisplayed());
		for (int l=0;l<4;l++) {
			REQUIRE(l == pcs->DisplayFromDoc(l));
			REQUIRE(l == pcs->DocFromDisplay(l));
		}

		pcs->DeleteLines(0,2);
		REQUIRE(2 == pcs->LinesInDoc());
		REQUIRE(2 == pcs->LinesDisplayed());
		for (int l=0;l<2;l++) {
			REQUIRE(l == pcs->DisplayFromDoc(l));
			REQUIRE(l == pcs->DocFromDisplay(l));
		}
	}

	SECTION("ShowHide") {
		pcs->InsertLines(0,4);
		REQUIRE(true == pcs->GetVisible(0));
		REQUIRE(true == pcs->GetVisible(1));
		REQUIRE(true == pcs->GetVisible(2));
		REQUIRE(5 == pcs->LinesDisplayed());

		pcs->SetVisible(1, 1, false);
		REQUIRE(true == pcs->GetVisible(0));
		REQUIRE(false == pcs->GetVisible(1));
		REQUIRE(true == pcs->GetVisible(2));
		REQUIRE(4 == pcs->LinesDisplayed());
		REQUIRE(true == pcs->HiddenLines());

		pcs->SetVisible(1, 2, true);
		for (int l=0;l<4;l++) {
			REQUIRE(true == pcs->GetVisible(0));
		}

		pcs->SetVisible(1, 1, false);
		REQUIRE(false == pcs->GetVisible(1));
		pcs->ShowAll();
		for (int l=0;l<4;l++) {
			REQUIRE(true == pcs->GetVisible(0));
		}
		REQUIRE(false == pcs->HiddenLines());
	}

	SECTION("Hidden") {
		pcs->InsertLines(0,1);
		for (int l=0;l<2;l++) {
			REQUIRE(true == pcs->GetVisible(0));
		}
		REQUIRE(false == pcs->HiddenLines());

		pcs->SetVisible(1, 1, false);
		REQUIRE(true == pcs->GetVisible(0));
		REQUIRE(false == pcs->GetVisible(1));
		REQUIRE(true == pcs->HiddenLines());

		pcs->SetVisible(1, 1, true);
		for (int l=0;l<2;l++) {
			REQUIRE(true == pcs->GetVisible(0));
		}
		REQUIRE(false == pcs->HiddenLines());
	}

	SECTION("Contracting") {
		pcs->InsertLines(0,4);
		for (int l=0;l<4;l++) {
			REQUIRE(true == pcs->GetExpanded(l));
		}

		pcs->SetExpanded(2, false);
		REQUIRE(true == pcs->GetExpanded(1));
		REQUIRE(false == pcs->GetExpanded(2));
		REQUIRE(true == pcs->GetExpanded(3));

		REQUIRE(2 == pcs->ContractedNext(0));
		REQUIRE(2 == pcs->ContractedNext(1));
		REQUIRE(2 == pcs->ContractedNext(2));
		REQUIRE(-1 == pcs->ContractedNext(3));

		pcs->SetExpanded(2, true);
		REQUIRE(true == pcs->GetExpanded(1));
		REQUIRE(true == pcs->GetExpanded(2));
		REQUIRE(true == pcs->GetExpanded(3));
	}

	SECTION("ChangeHeight") {
		pcs->InsertLines(0,4);
		for (int l=0;l<4;l++) {
			REQUIRE(1 == pcs->GetHeight(l));
		}

		pcs->SetHeight(1, 2);
		REQUIRE(1 == pcs->GetHeight(0));
		REQUIRE(2 == pcs->GetHeight(1));
		REQUIRE(1 == pcs->GetHeight(2));
	}

	SECTION("SetFoldDisplayText") {
		pcs->InsertLines(0, 4);
		REQUIRE(5 == pcs->LinesInDoc());
		pcs->SetFoldDisplayText(1, "abc");
		REQUIRE(strcmp(pcs->GetFoldDisplayText(1), "abc") == 0);
		pcs->SetFoldDisplayText(1, "def");
		REQUIRE(strcmp(pcs->GetFoldDisplayText(1), "def") == 0);
		pcs->SetFoldDisplayText(1, nullptr);
		REQUIRE(static_cast<const char *>(nullptr) == pcs->GetFoldDisplayText(1));
		// At end
		pcs->SetFoldDisplayText(5, "xyz");
		REQUIRE(strcmp(pcs->GetFoldDisplayText(5), "xyz") == 0);
		pcs->DeleteLines(4, 1);
		REQUIRE(strcmp(pcs->GetFoldDisplayText(4), "xyz") == 0);
	}

}