|
1 | | -import { createContainer } from '..' |
| 1 | +/* eslint-disable @typescript-eslint/ban-types */ |
| 2 | +import { Container, createContainer } from '..' |
2 | 3 |
|
| 4 | +// Behavioural tests |
3 | 5 | describe('container', () => { |
4 | 6 | it('can register simple values', () => { |
5 | 7 | const container = createContainer() |
@@ -41,4 +43,156 @@ describe('container', () => { |
41 | 43 |
|
42 | 44 | expect(await container.resolveAsync('ab')).toBe(15) |
43 | 45 | }) |
| 46 | + |
| 47 | + it('can re-register sync dependencies (without changing the "original" container)', async () => { |
| 48 | + const c1 = createContainer() |
| 49 | + .register('a', () => 3) |
| 50 | + .register('b', () => 5) |
| 51 | + .registerAsync('c', async () => await Promise.resolve(11)) |
| 52 | + .register('ab', (c) => c.resolve('a') * c.resolve('b')) |
| 53 | + .registerAsync( |
| 54 | + 'ac', |
| 55 | + async (c) => c.resolve('a') * (await c.resolveAsync('c')), |
| 56 | + ) |
| 57 | + const c2 = c1.register('a', () => 7) |
| 58 | + const c3 = c2.registerValue('a', 13) |
| 59 | + |
| 60 | + expect(c1.resolve('ab')).toBe(15) |
| 61 | + expect(c2.resolve('ab')).toBe(35) |
| 62 | + expect(c3.resolve('ab')).toBe(65) |
| 63 | + |
| 64 | + expect(await c1.resolveAsync('ac')).toBe(33) |
| 65 | + expect(await c2.resolveAsync('ac')).toBe(77) |
| 66 | + expect(await c3.resolveAsync('ac')).toBe(143) |
| 67 | + }) |
| 68 | + |
| 69 | + it('can re-register async dependencies (without changing the "original" container)', async () => { |
| 70 | + const c1 = createContainer() |
| 71 | + .register('a', () => 3) |
| 72 | + .registerAsync('b', async () => await Promise.resolve(5)) |
| 73 | + .registerAsync( |
| 74 | + 'ab', |
| 75 | + async (c) => c.resolve('a') * (await c.resolveAsync('b')), |
| 76 | + ) |
| 77 | + const c2 = c1.registerAsync('b', async () => await Promise.resolve(7)) |
| 78 | + |
| 79 | + expect(await c1.resolveAsync('ab')).toBe(15) |
| 80 | + expect(await c2.resolveAsync('ab')).toBe(21) |
| 81 | + }) |
| 82 | +}) |
| 83 | + |
| 84 | +// Type tests |
| 85 | +describe('@types/container', () => { |
| 86 | + it('has the correct type when created for the first time', () => { |
| 87 | + const c = createContainer() |
| 88 | + type C = typeof c |
| 89 | + type C_extends_Container = C extends Container<{}, {}> ? true : false |
| 90 | + type Container_extends_C = Container<{}, {}> extends C ? true : false |
| 91 | + type C_is_Container = C_extends_Container extends true |
| 92 | + ? Container_extends_C extends true |
| 93 | + ? true |
| 94 | + : false |
| 95 | + : false |
| 96 | + const c_is_Container: C_is_Container = true |
| 97 | + expect(c_is_Container).toBe(true) |
| 98 | + }) |
| 99 | + |
| 100 | + it('has the correct type after register call', () => { |
| 101 | + const c = createContainer().register('a', () => 1) |
| 102 | + |
| 103 | + type C = typeof c |
| 104 | + type TargetType = Container<{ a: number }, {}> |
| 105 | + |
| 106 | + type C_extends_TargetType = C extends TargetType ? true : false |
| 107 | + type TargetType_extends_C = TargetType extends C ? true : false |
| 108 | + type C_is_TargetType = C_extends_TargetType extends true |
| 109 | + ? TargetType_extends_C extends true |
| 110 | + ? true |
| 111 | + : false |
| 112 | + : false |
| 113 | + const c_is_TargetType: C_is_TargetType = true |
| 114 | + expect(c_is_TargetType).toBe(true) |
| 115 | + }) |
| 116 | + |
| 117 | + it('has the correct type after registerAsync call', () => { |
| 118 | + const c = createContainer().registerAsync( |
| 119 | + 'b', |
| 120 | + async () => await Promise.resolve(1), |
| 121 | + ) |
| 122 | + |
| 123 | + type C = typeof c |
| 124 | + type TargetType = Container<{}, { b: number }> |
| 125 | + |
| 126 | + type C_extends_TargetType = C extends TargetType ? true : false |
| 127 | + type TargetType_extends_C = TargetType extends C ? true : false |
| 128 | + type C_is_TargetType = C_extends_TargetType extends true |
| 129 | + ? TargetType_extends_C extends true |
| 130 | + ? true |
| 131 | + : false |
| 132 | + : false |
| 133 | + const c_is_TargetType: C_is_TargetType = true |
| 134 | + expect(c_is_TargetType).toBe(true) |
| 135 | + }) |
| 136 | + |
| 137 | + it('resolves nothing when the container is empty', () => { |
| 138 | + type C = Container<{}, {}> |
| 139 | + |
| 140 | + // Checking what can be synchronously resolved (it should be nothing) |
| 141 | + type C_resolve_Parameters = Parameters<C['resolve']> |
| 142 | + type C_resolve_Parameters_is_never = C_resolve_Parameters extends [never] |
| 143 | + ? true |
| 144 | + : false |
| 145 | + const c_cannot_resolve_anything: C_resolve_Parameters_is_never = true |
| 146 | + expect(c_cannot_resolve_anything).toBe(true) |
| 147 | + |
| 148 | + // Checking what can be asynchronously resolved (it should be nothing) |
| 149 | + type C_resolveAsync_Parameters = Parameters<C['resolveAsync']> |
| 150 | + type C_resolveAsync_Parameters_is_never = |
| 151 | + C_resolveAsync_Parameters extends [never] ? true : false |
| 152 | + const c_cannot_resolveAsync_anything: C_resolveAsync_Parameters_is_never = |
| 153 | + true |
| 154 | + expect(c_cannot_resolveAsync_anything).toBe(true) |
| 155 | + }) |
| 156 | + |
| 157 | + it('only resolves the sync registered dependency', () => { |
| 158 | + type C = Container<{ a: number }, {}> |
| 159 | + |
| 160 | + // Checking what can be synchronously resolved (it should be just 'a') |
| 161 | + type C_resolve_Parameters = Parameters<C['resolve']> |
| 162 | + type C_resolve_Parameters_is_a = C_resolve_Parameters extends ['a'] |
| 163 | + ? true |
| 164 | + : false |
| 165 | + const c_can_only_resolve_a: C_resolve_Parameters_is_a = true |
| 166 | + expect(c_can_only_resolve_a).toBe(true) |
| 167 | + |
| 168 | + // Checking what can be asynchronously resolved (it should be nothing) |
| 169 | + type C_resolveAsync_Parameters = Parameters<C['resolveAsync']> |
| 170 | + type C_resolveAsync_Parameters_is_never = |
| 171 | + C_resolveAsync_Parameters extends [never] ? true : false |
| 172 | + const c_cannot_resolveAsync_anything: C_resolveAsync_Parameters_is_never = |
| 173 | + true |
| 174 | + expect(c_cannot_resolveAsync_anything).toBe(true) |
| 175 | + }) |
| 176 | + |
| 177 | + it('only resolves the async registered dependency', () => { |
| 178 | + type C = Container<{}, { b: number }> |
| 179 | + |
| 180 | + // Checking what can be synchronously resolved (it should be nothing) |
| 181 | + type C_resolve_Parameters = Parameters<C['resolve']> |
| 182 | + type C_resolve_Parameters_is_never = C_resolve_Parameters extends [never] |
| 183 | + ? true |
| 184 | + : false |
| 185 | + const c_cannot_resolve_anything: C_resolve_Parameters_is_never = true |
| 186 | + expect(c_cannot_resolve_anything).toBe(true) |
| 187 | + |
| 188 | + // Checking what can be asynchronously resolved (it should be just 'b) |
| 189 | + type C_resolveAsync_Parameters = Parameters<C['resolveAsync']> |
| 190 | + type C_resolveAsync_Parameters_is_b = C_resolveAsync_Parameters extends [ |
| 191 | + 'b', |
| 192 | + ] |
| 193 | + ? true |
| 194 | + : false |
| 195 | + const c_can_only_resolve_b: C_resolveAsync_Parameters_is_b = true |
| 196 | + expect(c_can_only_resolve_b).toBe(true) |
| 197 | + }) |
44 | 198 | }) |
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