/
trace-provider.test.ts
167 lines (156 loc) · 5.64 KB
/
trace-provider.test.ts
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
167
/******************************************************************************
* Copyright 2023 TypeFox GmbH
* This program and the accompanying materials are made available under the
* terms of the MIT License, which is available in the project root.
******************************************************************************/
import type { AstNode } from 'langium';
import type { LangiumSprottyServices, LangiumSprottySharedServices, TracedModelElement } from 'langium-sprotty';
import type { SModelRoot } from 'sprotty-protocol';
import { beforeEach, describe, expect, test } from 'vitest';
import { createServicesForGrammar } from 'langium/grammar';
import { clearDocuments, parseHelper } from 'langium/test';
import { SprottyDefaultModule, SprottySharedModule } from 'langium-sprotty';
describe('DefaultTraceProvider', async () => {
const grammar = `
grammar Test
entry Root:
nodes+=Node*;
Node:
'node' name=ID '{' nodes+=Node* '}';
hidden terminal WS: /\\s+/;
terminal ID: /[_a-zA-Z][\\w_]*/;
`;
const services = await createServicesForGrammar<LangiumSprottyServices, LangiumSprottySharedServices>({
grammar,
module: SprottyDefaultModule,
sharedModule: SprottySharedModule
});
const parser = parseHelper<Root>(services);
beforeEach(() => {
clearDocuments(services);
});
test('computes correct trace', async () => {
const document = await parser(`
node a {
node b {}
}
`, { documentUri: 'test://test.model' });
const model = document.parseResult.value;
const source = model.nodes[0].nodes[0];
expect(source).toBeDefined();
const target: TracedModelElement = {
type: 'node',
id: 'node0'
};
services.diagram.TraceProvider.trace(target, source);
expect(target.trace).toBe('test://test.model?2%3A16-2%3A25#%2Fnodes%400%2Fnodes%400');
});
test('finds source node', async () => {
const document = await parser(`
node a {
node b {}
}
`, { documentUri: 'test://test.model' });
const model = document.parseResult.value;
const target: TracedModelElement = {
type: 'node',
id: 'node0',
trace: 'test://test.model?2%3A16-2%3A25#%2Fnodes%400%2Fnodes%400'
};
const source = services.diagram.TraceProvider.getSource(target);
expect(source).toBeDefined();
expect(source).toStrictEqual(model.nodes[0].nodes[0]);
});
test('finds target element', async () => {
const document = await parser(`
node a {
node b {}
}
`, { documentUri: 'test://test.model' });
const model = document.parseResult.value;
const source = model.nodes[0].nodes[0];
expect(source).toBeDefined();
const root: SModelRoot = {
type: 'root',
id: 'root',
children: [
{
type: 'node',
id: 'node0'
},
<TracedModelElement>{
type: 'node',
id: 'node1',
trace: 'test://test.model?2%3A16-2%3A25#%2Fnodes%400%2Fnodes%400'
}
]
};
const target = services.diagram.TraceProvider.getTarget(source, root);
expect(target).toBeDefined();
expect(target).toStrictEqual(root.children![1]);
});
test('finds container of target element', async () => {
const document = await parser(`
node a {
node b {}
}
`, { documentUri: 'test://test.model' });
const model = document.parseResult.value;
const source = model.nodes[0].nodes[0];
expect(source).toBeDefined();
const root: SModelRoot = {
type: 'root',
id: 'root',
children: [
{
type: 'node',
id: 'node0'
},
<TracedModelElement>{
type: 'node',
id: 'node0',
trace: 'test://test.model?1%3A12-3%3A13#%2Fnodes%400'
}
]
};
const target = services.diagram.TraceProvider.getTarget(source, root);
expect(target).toBeDefined();
expect(target).toStrictEqual(root.children![1]);
});
test('finds closest target element among candidates', async () => {
const document = await parser(`
node a {
node b {}
}
`, { documentUri: 'test://test.model' });
const model = document.parseResult.value;
const source = model.nodes[0].nodes[0];
expect(source).toBeDefined();
const root: SModelRoot = {
type: 'root',
id: 'root',
children: [
<TracedModelElement>{
type: 'node',
id: 'node0',
trace: 'test://test.model?1%3A12-3%3A13#%2Fnodes%400'
},
<TracedModelElement>{
type: 'node',
id: 'node1',
trace: 'test://test.model?2%3A16-2%3A25#%2Fnodes%400%2Fnodes%400'
}
]
};
const target = services.diagram.TraceProvider.getTarget(source, root);
expect(target).toBeDefined();
expect(target).toStrictEqual(root.children![1]);
});
});
interface Root extends AstNode {
nodes: Node[]
}
interface Node extends AstNode {
name: string
nodes: Node[]
}