budibase/packages/string-templates/test/hbsToJs.spec.js

131 lines
4.0 KiB
JavaScript

const { convertToJS } = require("../src/index.cjs")
function checkLines(response, lines) {
const toCheck = response.split("\n")
let count = 0
for (let line of lines) {
expect(toCheck[count++]).toBe(line)
}
}
describe("Test that the string processing works correctly", () => {
it("should convert string without HBS", () => {
const response = convertToJS("Hello my name is Michael")
expect(response).toBe("return `Hello my name is Michael`;")
})
it("basic example with square brackets", () => {
const response = convertToJS("{{ [query] }}")
checkLines(response, ['const var1 = $("[query]");', "return `${var1}`;"])
})
it("handle properties", () => {
const response = convertToJS("{{ [query].id }}")
checkLines(response, ['const var1 = $("[query].id");', "return `${var1}`;"])
})
it("should convert some basic HBS strings", () => {
const response = convertToJS("Hello {{ name }}, welcome to {{ company }}!")
checkLines(response, [
'const var1 = $("name");',
'const var2 = $("company");',
"return `Hello ${var1}, welcome to ${var2}`;",
])
})
it("should handle many square brackets in helpers", () => {
const response = convertToJS("Hello {{ avg [user].[_id] [user].[_rev] }}")
checkLines(response, [
'const var1 = helpers.avg($("[user].[_id]"), $("[user].[_rev]"));',
"return `Hello ${var1}`;",
])
})
it("should handle one of the examples (after)", () => {
const response = convertToJS("{{ after [1, 2, 3] 1}}")
checkLines(response, [
"const var1 = helpers.after([1, 2, 3], 1);",
"return `${var1}`;",
])
})
it("should handle one of the examples (equalsLength)", () => {
const response = convertToJS("{{equalsLength '[1,2,3]' 3}}")
checkLines(response, [
"const var1 = helpers.equalsLength('[1,2,3]', 3);",
"return `${var1}`;",
])
})
it("should handle one of the examples (pluck)", () => {
const response = convertToJS("{{pluck [{ 'name': 'Bob' }] 'name' }}")
checkLines(response, [
"const var1 = helpers.pluck([{ 'name': 'Bob' }], 'name');",
"return `${var1}`;",
])
})
it("should handle sorting an array", () => {
const response = convertToJS("{{ sort ['b', 'a', 'c'] }}")
checkLines(response, [
"const var1 = helpers.sort(['b', 'a', 'c']);",
"return `${var1}`;",
])
})
it("should handle a helper block", () => {
const response = convertToJS("This is the average: {{ avg array }}")
checkLines(response, [
'const var1 = helpers.avg($("array"));',
"return `This is the average: ${var1}`;",
])
})
it("should handle multi-variable helper", () => {
const response = convertToJS(
"This is the average: {{ join ( avg val1 val2 val3 ) }}"
)
checkLines(response, [
'const var1 = helpers.join(helpers.avg($("val1"), $("val2"), $("val3")));',
"return `This is the average: ${var1}`;",
])
})
it("should handle a complex statement", () => {
const response = convertToJS(
"This is the average: {{ join ( avg val1 val2 val3 ) val4 }}"
)
checkLines(response, [
'const var1 = helpers.join(helpers.avg($("val1"), $("val2"), $("val3")), $("val4"));',
"return `This is the average: ${var1}`;",
])
})
it("should handle square brackets", () => {
const response = convertToJS("This is: {{ [val thing] }}")
checkLines(response, [
'const var1 = $("[val thing]");',
"return `This is: ${var1}`;",
])
})
it("should handle square brackets with properties", () => {
const response = convertToJS("{{ [user].[_id] }}")
checkLines(response, [
'const var1 = $("[user].[_id]");',
"return `${var1}`;",
])
})
it("should handle multiple complex statements", () => {
const response = convertToJS(
"average: {{ avg ( abs val1 ) val2 }} add: {{ add 1 2 }}"
)
checkLines(response, [
'const var1 = helpers.avg(helpers.abs($("val1")), $("val2"));',
"const var2 = helpers.add(1, 2);",
"return `average: ${var1} add: ${var2}`;",
])
})
})