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d9494a5 | 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 | import { resolveInput } from '../variable-resolver';
describe('resolveInput', () => {
const context = {
user: {
name: 'John Doe',
age: 30,
},
settings: {
theme: 'dark',
notifications: true,
},
specialValues: {
nullValue: null,
undefinedValue: undefined,
emptyString: '',
zero: 0,
booleanFalse: false,
booleanTrue: true,
},
};
it('should return null for null input', () => {
expect(resolveInput(null, context)).toBeNull();
});
it('should support special values', () => {
expect(resolveInput('{{specialValues.nullValue}}', context)).toBeNull();
expect(
resolveInput('{{specialValues.undefinedValue}}', context),
).toBeUndefined();
expect(resolveInput('{{specialValues.emptyString}}', context)).toBe('');
expect(resolveInput('{{specialValues.zero}}', context)).toBe(0);
expect(resolveInput('{{specialValues.booleanFalse}}', context)).toBe(false);
expect(resolveInput('{{specialValues.booleanTrue}}', context)).toBe(true);
});
it('should return undefined for undefined input', () => {
expect(resolveInput(undefined, context)).toBeUndefined();
});
it('should resolve a simple string variable', () => {
expect(resolveInput('{{user.name}}', context)).toBe('John Doe');
});
it('should resolve multiple variables in a string', () => {
expect(
resolveInput('Name: {{user.name}}, Age: {{user.age}}', context),
).toBe('Name: John Doe, Age: 30');
});
it('should handle non-existent variables', () => {
expect(resolveInput('{{user.email}}', context)).toBe(undefined);
});
it('should resolve variables in an array', () => {
const input = ['{{user.name}}', '{{settings.theme}}', 'static'];
const expected = ['John Doe', 'dark', 'static'];
expect(resolveInput(input, context)).toEqual(expected);
});
it('should resolve variables in an object', () => {
const input = {
name: '{{user.name}}',
theme: '{{settings.theme}}',
static: 'value',
};
const expected = {
name: 'John Doe',
theme: 'dark',
static: 'value',
};
expect(resolveInput(input, context)).toEqual(expected);
});
it('should handle nested objects and arrays', () => {
const input = {
user: {
displayName: '{{user.name}}',
preferences: ['{{settings.theme}}', '{{settings.notifications}}'],
},
staticData: [1, 2, 3],
};
const expected = {
user: {
displayName: 'John Doe',
preferences: ['dark', true],
},
staticData: [1, 2, 3],
};
expect(resolveInput(input, context)).toEqual(expected);
});
it('should serialize an object variable embedded in a string', () => {
expect(resolveInput('Log this message: {{user}}', context)).toBe(
'Log this message: {"name":"John Doe","age":30}',
);
});
it('should serialize an array variable embedded in a string', () => {
expect(
resolveInput('Themes: {{preferences}}', {
preferences: ['dark', 'light'],
}),
).toBe('Themes: ["dark","light"]');
});
it('should return the raw object when the whole string is a single variable', () => {
expect(resolveInput('{{user}}', context)).toEqual({
name: 'John Doe',
age: 30,
});
});
it('does not wrap string variables with double quotes', () => {
expect(
resolveInput('{ {{test}}: 2 }', {
test: 'prop',
}),
).toBe('{ prop: 2 }');
});
it('does not modify static JSON', () => {
expect(resolveInput('{ "a": 2 }', {})).toBe('{ "a": 2 }');
});
it('supports variable as JSON object property name', () => {
expect(
resolveInput('{ "{{test}}": 2 }', {
test: 'prop',
}),
).toBe('{ "prop": 2 }');
});
it('supports variable as JSON number value', () => {
expect(
resolveInput('{ "a": {{test}} }', {
test: 2,
}),
).toBe('{ "a": 2 }');
});
it('supports variable as JSON string value', () => {
expect(
resolveInput('{ "a": "{{test}}" }', {
test: 'str',
}),
).toBe('{ "a": "str" }');
});
describe('bracket notation for keys with special characters', () => {
it('should resolve variables with keys containing spaces', () => {
const contextWithSpaces = {
step: {
'key with space': 'value from space key',
},
};
expect(resolveInput('{{step.[key with space]}}', contextWithSpaces)).toBe(
'value from space key',
);
});
it('should resolve nested variables with keys containing spaces', () => {
const contextWithSpaces = {
step: {
'first key': {
'nested key': 'nested value',
},
},
};
expect(
resolveInput('{{step.[first key].[nested key]}}', contextWithSpaces),
).toBe('nested value');
});
it('should resolve mixed normal and bracket notation paths', () => {
const contextWithMixed = {
step: {
normal: {
'key with space': 42,
},
},
};
expect(
resolveInput('{{step.normal.[key with space]}}', contextWithMixed),
).toBe(42);
});
it('should resolve variables with keys containing dots', () => {
const contextWithDots = {
step: {
'key.with.dots': 'dotted value',
},
};
expect(resolveInput('{{step.[key.with.dots]}}', contextWithDots)).toBe(
'dotted value',
);
});
});
});
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