ormer 0.1.5

An ORM framework with a usage style similar to Linq, supporting Turso(SQLite), PostgresQL, MySQL
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

#![cfg(any(feature = "turso", feature = "postgresql", feature = "mysql"))]

use ormer::query::builder::Select;

mod _test_common;

// 使用宏定义测试专用模型（唯一表名）
define_test_user_for_range!(User, "range_flexible_users_1");

async fn test_range_full_impl(config: &_test_common::DbConfig) {
    // 测试完整范围 range(10..20) - 既有 offset 也有 limit
    let select = Select::<User>::new().range(10..20);
    let (sql, _) = select.to_sql_with_params(config.0);

    assert!(sql.contains("OFFSET 10"));
    assert!(sql.contains("LIMIT 10"));
    println!("SQL with range(10..20): {}", sql);
}

async fn test_range_to_impl(config: &_test_common::DbConfig) {
    // 测试只有上限 range(..10) - 只有 limit,没有 offset
    let select = Select::<User>::new().range(..10);
    let (sql, _) = select.to_sql_with_params(config.0);

    assert!(!sql.contains("OFFSET"));
    assert!(sql.contains("LIMIT 10"));
    println!("SQL with range(..10): {}", sql);
}

async fn test_range_from_impl(config: &_test_common::DbConfig) {
    // 测试只有下限 range(10..) - 只有 offset,没有 limit
    let select = Select::<User>::new().range(10..);
    let (sql, _) = select.to_sql_with_params(config.0);

    assert!(sql.contains("OFFSET 10"));
    assert!(!sql.contains("LIMIT"));
    println!("SQL with range(10..): {}", sql);
}

async fn test_range_zero_to_ten_impl(config: &_test_common::DbConfig) {
    // 测试 range(0..10)
    let select = Select::<User>::new().range(0..10);
    let (sql, _) = select.to_sql_with_params(config.0);

    assert!(sql.contains("OFFSET 0"));
    assert!(sql.contains("LIMIT 10"));
    println!("SQL with range(0..10): {}", sql);
}

async fn test_range_with_filter_impl(config: &_test_common::DbConfig) {
    // 测试 range 与 filter 组合
    let select = Select::<User>::new().filter(|p| p.age.ge(18)).range(..5);
    let (sql, _) = select.to_sql_with_params(config.0);

    assert!(sql.contains("WHERE"));
    assert!(!sql.contains("OFFSET"));
    assert!(sql.contains("LIMIT 5"));
    println!("SQL with filter and range(..5): {}", sql);
}

async fn test_range_from_with_filter_impl(config: &_test_common::DbConfig) {
    // 测试 range(10..) 与 filter 组合
    let select = Select::<User>::new().filter(|p| p.age.ge(18)).range(10..);
    let (sql, _) = select.to_sql_with_params(config.0);

    assert!(sql.contains("WHERE"));
    assert!(sql.contains("OFFSET 10"));
    assert!(!sql.contains("LIMIT"));
    println!("SQL with filter and range(10..): {}", sql);
}

async fn test_no_range_impl(config: &_test_common::DbConfig) {
    // 测试不使用 range 时不生成 LIMIT/OFFSET
    let select = Select::<User>::new();
    let (sql, _) = select.to_sql_with_params(config.0);

    assert!(!sql.contains("LIMIT"));
    assert!(!sql.contains("OFFSET"));
    println!("SQL without range: {}", sql);
}

async fn test_range_boundary_cases_impl(config: &_test_common::DbConfig) {
    // 测试边界情况
    // 测试 range(0..10)
    let select1 = Select::<User>::new().range(0..10);
    let (sql1, _) = select1.to_sql_with_params(config.0);
    assert!(sql1.contains("OFFSET 0"));
    assert!(sql1.contains("LIMIT 10"));

    // 测试 range(..5)
    let select2 = Select::<User>::new().range(..5);
    let (sql2, _) = select2.to_sql_with_params(config.0);
    assert!(!sql2.contains("OFFSET"));
    assert!(sql2.contains("LIMIT 5"));

    // 测试 range(20..)
    let select3 = Select::<User>::new().range(20..);
    let (sql3, _) = select3.to_sql_with_params(config.0);
    assert!(sql3.contains("OFFSET 20"));
    assert!(!sql3.contains("LIMIT"));

    // 测试 range(10..30)
    let select4 = Select::<User>::new().range(10..30);
    let (sql4, _) = select4.to_sql_with_params(config.0);
    assert!(sql4.contains("OFFSET 10"));
    assert!(sql4.contains("LIMIT 20"));

    println!("All boundary case tests passed!");
}

test_on_all_dbs!(test_range_full_impl);
test_on_all_dbs!(test_range_to_impl);
test_on_all_dbs!(test_range_from_impl);
test_on_all_dbs!(test_range_zero_to_ten_impl);
test_on_all_dbs!(test_range_with_filter_impl);
test_on_all_dbs!(test_range_from_with_filter_impl);
test_on_all_dbs!(test_no_range_impl);
test_on_all_dbs!(test_range_boundary_cases_impl);