divkit/test_data/expression_test_data/string_templates.json

{
    "cases": [
        {
            "name": "string template with datetime",
            "expression": "Timestamp starts at: @{parseUnixTime(0)}",
            "expected": {
                "type": "string",
                "value": "Timestamp starts at: 1970-01-01 00:00:00"
            },
            "variables": [],
            "platforms": [
                "android",
                "web",
                "ios"
            ]
        },
        {
            "name": "string template without expression",
            "expression": "Hello, World!",
            "expected": {
                "type": "string",
                "value": "Hello, World!"
            },
            "variables": [],
            "platforms": [
                "android",
                "ios",
                "web"
            ]
        },
        {
            "name": "string template without expression and with single quoted part",
            "expression": "Hello, 'World'!",
            "expected": {
                "type": "string",
                "value": "Hello, 'World'!"
            },
            "variables": [],
            "platforms": [
                "android",
                "ios",
                "web"
            ]
        },
        {
            "name": "string template with escaped expression symbol",
            "expression": "Hello, \\@{World}!",
            "expected": {
                "type": "string",
                "value": "Hello, @{World}!"
            },
            "variables": [],
            "platforms": [
                "android",
                "ios",
                "web"
            ]
        },
        {
            "name": "string template with empty expression",
            "expression": "This is a@{} string",
            "expected": {
                "type": "string",
                "value": "This is a string"
            },
            "variables": [],
            "platforms": [
                "android",
                "ios",
                "web"
            ]
        },
        {
            "name": "string template with positive integer literal expression",
            "expression": "You have @{5} messages",
            "expected": {
                "type": "string",
                "value": "You have 5 messages"
            },
            "variables": [],
            "platforms": [
                "android",
                "ios",
                "web"
            ]
        },
        {
            "name": "string template with negative integer literal expression",
            "expression": "Today is @{-5} C",
            "expected": {
                "type": "string",
                "value": "Today is -5 C"
            },
            "variables": [],
            "platforms": [
                "android",
                "ios",
                "web"
            ]
        },
        {
            "name": "string template with positive number literal expression",
            "expression": "You have @{5.0} dollars",
            "expected": {
                "type": "string",
                "value": "You have 5.0 dollars"
            },
            "variables": [],
            "platforms": [
                "android",
                "ios",
                "web"
            ]
        },
        {
            "name": "string template with negative number literal expression",
            "expression": "Today is @{-5.0} C",
            "expected": {
                "type": "string",
                "value": "Today is -5.0 C"
            },
            "variables": [],
            "platforms": [
                "android",
                "ios",
                "web"
            ]
        },
        {
            "name": "string template with string literal expression",
            "expression": "This is @{'a'} string",
            "expected": {
                "type": "string",
                "value": "This is a string"
            },
            "variables": [],
            "platforms": [
                "android",
                "ios",
                "web"
            ]
        },
        {
            "name": "string template with positive integer variable expression",
            "expression": "You have @{count} messages",
            "expected": {
                "type": "string",
                "value": "You have 5 messages"
            },
            "variables": [
                {
                    "type": "integer",
                    "value": 5,
                    "name": "count"
                }
            ],
            "platforms": [
                "android",
                "ios",
                "web"
            ]
        },
        {
            "name": "string template with negative integer variable expression",
            "expression": "Today is @{degree} C",
            "expected": {
                "type": "string",
                "value": "Today is -5 C"
            },
            "variables": [
                {
                    "type": "integer",
                    "value": -5,
                    "name": "degree"
                }
            ],
            "platforms": [
                "android",
                "ios",
                "web"
            ]
        },
        {
            "name": "string template with positive number variable expression",
            "expression": "You have @{amount} dollars",
            "expected": {
                "type": "string",
                "value": "You have 5.0 dollars"
            },
            "variables": [
                {
                    "type": "number",
                    "value": 5.0,
                    "name": "amount"
                }
            ],
            "platforms": [
                "android",
                "ios",
                "web"
            ]
        },
        {
            "name": "string template with negative number variable expression",
            "expression": "Today is @{degree} C",
            "expected": {
                "type": "string",
                "value": "Today is -5.0 C"
            },
            "variables": [
                {
                    "type": "number",
                    "value": -5.0,
                    "name": "degree"
                }
            ],
            "platforms": [
                "android",
                "ios",
                "web"
            ]
        },
        {
            "name": "string template with string variable expression",
            "expression": "This is @{article} string",
            "expected": {
                "type": "string",
                "value": "This is a string"
            },
            "variables": [
                {
                    "type": "string",
                    "value": "a",
                    "name": "article"
                }
            ],
            "platforms": [
                "android",
                "ios",
                "web"
            ]
        },
        {
            "name": "string template with true boolean variable expression",
            "expression": "This is a @{var} story.",
            "expected": {
                "type": "string",
                "value": "This is a true story."
            },
            "variables": [
                {
                    "type": "boolean",
                    "value": true,
                    "name": "var"
                }
            ],
            "platforms": [
                "ios",
                "android",
                "web"
            ]
        },
        {
            "name": "string template with false boolean variable expression",
            "expression": "a @{var} boolean literal",
            "expected": {
                "type": "string",
                "value": "a false boolean literal"
            },
            "variables": [
                {
                    "type": "boolean",
                    "value": false,
                    "name": "var"
                }
            ],
            "platforms": [
                "android",
                "web",
                "ios"
            ]
        },
        {
            "name": "string template with color variable expression",
            "expression": "Sky color is @{color}",
            "expected": {
                "type": "string",
                "value": "Sky color is #FF75BBFD"
            },
            "variables": [
                {
                    "type": "color",
                    "value": "#75bbfd",
                    "name": "color"
                }
            ],
            "platforms": [
                "android",
                "ios",
                "web"
            ]
        },
        {
            "name": "string template with url variable expression",
            "expression": "Use @{engine_url} as default search engine?",
            "expected": {
                "type": "string",
                "value": "Use https://ya.ru as default search engine?"
            },
            "variables": [
                {
                    "type": "url",
                    "value": "https://ya.ru",
                    "name": "engine_url"
                }
            ],
            "platforms": [
                "android",
                "ios",
                "web"
            ]
        },
        {
            "name": "empty value",
            "expression": "",
            "expected": {
                "type": "error",
                "value": "Expression expected"
            },
            "deprecated": "Should not return error",
            "platforms": [
                "android"
            ]
        },
        {
            "expression": "",
            "expected": {
                "type": "string",
                "value": ""
            },
            "platforms": [
                "ios",
                "web"
            ]
        },
        {
            "name": "string template with starting expression",
            "expression": "@{3.2} kilometers to destination",
            "expected": {
                "type": "string",
                "value": "3.2 kilometers to destination"
            },
            "variables": [],
            "platforms": [
                "android",
                "ios",
                "web"
            ]
        },
        {
            "name": "string template with expression at the end",
            "expression": "Sky color is @{'#75bbfd'}",
            "expected": {
                "type": "string",
                "value": "Sky color is #75bbfd"
            },
            "variables": [],
            "platforms": [
                "android",
                "ios",
                "web"
            ]
        },
        {
            "name": "string template with expression at the start and end",
            "expression": "@{'Sky'} color is @{'#75bbfd'}",
            "expected": {
                "type": "string",
                "value": "Sky color is #75bbfd"
            },
            "variables": [],
            "platforms": [
                "android",
                "ios",
                "web"
            ]
        },
        {
            "name": "string template with expression at all positions",
            "expression": "@{'Sky'} color is @{'#75bbfd'} and ground color is @{'#3a2e27'}",
            "expected": {
                "type": "string",
                "value": "Sky color is #75bbfd and ground color is #3a2e27"
            },
            "variables": [],
            "platforms": [
                "android",
                "ios",
                "web"
            ]
        },
        {
            "name": "string template with just 2 expression",
            "expression": "@{'Sky color is '}@{'#75bbfd'}",
            "expected": {
                "type": "string",
                "value": "Sky color is #75bbfd"
            },
            "variables": [],
            "platforms": [
                "android",
                "ios",
                "web"
            ]
        },
        {
            "name": "string template with nested expression",
            "expression": "@{'var = @{'@{var}'}'}",
            "expected": {
                "type": "string",
                "value": "var = abcd"
            },
            "variables": [
                {
                    "name": "var",
                    "type": "string",
                    "value": "abcd"
                }
            ],
            "platforms": [
                "android",
                "ios",
                "web"
            ]
        },
        {
            "name": "string template with expression surrounded by apostrophes",
            "expression": "Set '@{engine_url}' as your homepage?",
            "expected": {
                "type": "string",
                "value": "Set 'https://ya.ru' as your homepage?"
            },
            "variables": [
                {
                    "type": "url",
                    "value": "https://ya.ru",
                    "name": "engine_url"
                }
            ],
            "platforms": [
                "android",
                "ios",
                "web"
            ]
        }
    ]
}