fslite-conformance 0.1.0

A transport-independent, async virtual filesystem with a SQLite-backed persistent backend, HTTP adapter, and CLI.
Documentation 
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

use fslite_core::{
    CopyOptions, MoveOptions, MutationOptions, RemoveOptions, RequestContext, VirtualPath,
    WriteSource,
};

use crate::ConformanceFactory;

pub(crate) async fn run(factory: &dyn ConformanceFactory) {
    copy_creates_an_independent_node(factory).await;
    copy_preserves_attributes(factory).await;
    move_relocates_a_node(factory).await;
    remove_deletes_a_node(factory).await;
}

async fn copy_creates_an_independent_node(factory: &dyn ConformanceFactory) {
    let fs = factory.fresh().await;
    let workspace_id = factory.workspace(&*fs).await;
    let ctx = RequestContext::trusted(workspace_id);

    fs.write(
        &ctx,
        &VirtualPath::parse("/src").unwrap(),
        WriteSource::from_bytes(b"x".to_vec()),
        Default::default(),
    )
    .await
    .unwrap();
    let copied = fs
        .copy(
            &ctx,
            &VirtualPath::parse("/src").unwrap(),
            &VirtualPath::parse("/dst").unwrap(),
            CopyOptions::default(),
        )
        .await
        .unwrap();
    let source = fs
        .stat(
            &ctx,
            &VirtualPath::parse("/src").unwrap(),
            Default::default(),
        )
        .await
        .unwrap();
    assert_ne!(copied.id, source.id);
}

async fn copy_preserves_attributes(factory: &dyn ConformanceFactory) {
    let fs = factory.fresh().await;
    let workspace_id = factory.workspace(&*fs).await;
    let ctx = RequestContext::trusted(workspace_id);

    fs.mkdir(
        &ctx,
        &VirtualPath::parse("/src").unwrap(),
        Default::default(),
    )
    .await
    .unwrap();
    fs.set_attribute(
        &ctx,
        &VirtualPath::parse("/src").unwrap(),
        "color",
        b"blue",
        MutationOptions::default(),
    )
    .await
    .unwrap();

    fs.copy(
        &ctx,
        &VirtualPath::parse("/src").unwrap(),
        &VirtualPath::parse("/dst").unwrap(),
        CopyOptions::default().recursive(true),
    )
    .await
    .unwrap();

    // set_attribute (and only set_attribute/remove_attribute) populates
    // Node.attributes today, so re-fetch the copy's attributes the same way.
    let refreshed = fs
        .set_attribute(
            &ctx,
            &VirtualPath::parse("/dst").unwrap(),
            "probe",
            b"x",
            MutationOptions::default(),
        )
        .await
        .unwrap();
    assert!(
        refreshed.attributes.contains_key("color"),
        "copy must preserve the source node's custom attributes"
    );
}

async fn move_relocates_a_node(factory: &dyn ConformanceFactory) {
    let fs = factory.fresh().await;
    let workspace_id = factory.workspace(&*fs).await;
    let ctx = RequestContext::trusted(workspace_id);

    fs.mkdir(&ctx, &VirtualPath::parse("/a").unwrap(), Default::default())
        .await
        .unwrap();
    fs.move_path(
        &ctx,
        &VirtualPath::parse("/a").unwrap(),
        &VirtualPath::parse("/b").unwrap(),
        MoveOptions::default(),
    )
    .await
    .unwrap();

    assert!(
        !fs.exists(&ctx, &VirtualPath::parse("/a").unwrap(), Default::default())
            .await
            .unwrap()
    );
    assert!(
        fs.exists(&ctx, &VirtualPath::parse("/b").unwrap(), Default::default())
            .await
            .unwrap()
    );
}

async fn remove_deletes_a_node(factory: &dyn ConformanceFactory) {
    let fs = factory.fresh().await;
    let workspace_id = factory.workspace(&*fs).await;
    let ctx = RequestContext::trusted(workspace_id);

    fs.mkdir(&ctx, &VirtualPath::parse("/a").unwrap(), Default::default())
        .await
        .unwrap();
    fs.remove(
        &ctx,
        &VirtualPath::parse("/a").unwrap(),
        RemoveOptions::default(),
    )
    .await
    .unwrap();

    assert!(
        !fs.exists(&ctx, &VirtualPath::parse("/a").unwrap(), Default::default())
            .await
            .unwrap()
    );
}