ts-simple-ast/dist/tests/compiler/class/getAccessorDeclarationTests.js

TypeScript compiler wrapper for AST navigation and code generation.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const ts = require("typescript");
const chai_1 = require("chai");
const testHelpers_1 = require("./../testHelpers");
function getGetAccessorInfo(text) {
    const result = testHelpers_1.getInfoFromText(text);
    const getAccessor = result.firstChild.getInstanceProperties().find(f => f.getKind() === ts.SyntaxKind.GetAccessor);
    return Object.assign({}, result, { getAccessor });
}
describe("GetAccessorDeclaration", () => {
    describe("getSetAccessor", () => {
        it("should return undefined if no corresponding get accessor exists", () => {
            const { getAccessor } = getGetAccessorInfo(`class Identifier { get identifier(): string { return "" } }`);
            chai_1.expect(getAccessor.getSetAccessor()).to.be.undefined;
        });
        it("should return the set accessor if a corresponding one exists", () => {
            const code = `class Identifier { get identifier() { return ""; } set identifier(val: string) {}\n` +
                `get identifier2(): string { return "" }\nset identifier2(value: string) {} }`;
            const { getAccessor } = getGetAccessorInfo(code);
            chai_1.expect(getAccessor.getSetAccessor().getText()).to.equal("set identifier(val: string) {}");
        });
    });
    describe("remove", () => {
        function doTest(code, nameToRemove, expectedCode) {
            const { firstChild, sourceFile } = testHelpers_1.getInfoFromText(code);
            firstChild.getInstanceProperty(nameToRemove).remove();
            chai_1.expect(sourceFile.getFullText()).to.equal(expectedCode);
        }
        it("should remove when it's the only member", () => {
            doTest("class Identifier {\n    get prop(): string { return ''; }\n}", "prop", "class Identifier {\n}");
        });
        it("should not remove the set accessor", () => {
            doTest("class Identifier {\n    get prop(): string { return ''; }\n\n    set prop(val: string) {}\n}", "prop", "class Identifier {\n    set prop(val: string) {}\n}");
        });
        it("should remove when it's the first member", () => {
            doTest("class Identifier {\n    get prop(): string {}\n\n    get prop2(): string {}\n}", "prop", "class Identifier {\n    get prop2(): string {}\n}");
        });
        it("should remove when it's the middle member", () => {
            doTest("class Identifier {\n    get prop(): string {}\n\n    get prop2(): string {}\n\n    get prop3(): string {}\n}", "prop2", "class Identifier {\n    get prop(): string {}\n\n    get prop3(): string {}\n}");
        });
        it("should remove when it's the last member", () => {
            doTest("class Identifier {\n    prop: string;\n    get prop2(): string {}\n}", "prop2", "class Identifier {\n    prop: string;\n}");
        });
    });
});

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