87 lines
3 KiB
TypeScript
87 lines
3 KiB
TypeScript
/// <reference path="..\..\..\src\harness\harness.ts" />
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/// <reference path="..\..\..\src\compiler\commandLineParser.ts" />
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namespace ts {
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describe('parseConfigFileTextToJson', () => {
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function assertParseResult(jsonText: string, expectedConfigObject: { config?: any; error?: Diagnostic }) {
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let parsed = ts.parseConfigFileTextToJson("/apath/tsconfig.json", jsonText);
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assert.equal(JSON.stringify(parsed), JSON.stringify(expectedConfigObject));
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}
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function assertParseError(jsonText: string) {
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let parsed = ts.parseConfigFileTextToJson("/apath/tsconfig.json", jsonText);
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assert.isTrue(undefined === parsed.config);
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assert.isTrue(undefined !== parsed.error);
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}
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it("returns empty config for file with only whitespaces", () => {
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assertParseResult("", { config : {} });
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assertParseResult(" ", { config : {} });
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});
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it("returns empty config for file with comments only", () => {
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assertParseResult("// Comment", { config: {} });
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assertParseResult("/* Comment*/", { config: {} });
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});
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it("returns empty config when config is empty object", () => {
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assertParseResult("{}", { config: {} });
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});
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it("returns config object without comments", () => {
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assertParseResult(
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`{ // Excluded files
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"exclude": [
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// Exclude d.ts
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"file.d.ts"
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]
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}`, { config: { exclude: ["file.d.ts"] } });
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assertParseResult(
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`{
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/* Excluded
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Files
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*/
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"exclude": [
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/* multiline comments can be in the middle of a line */"file.d.ts"
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]
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}`, { config: { exclude: ["file.d.ts"] } });
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});
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it("keeps string content untouched", () => {
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assertParseResult(
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`{
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"exclude": [
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"xx//file.d.ts"
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]
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}`, { config: { exclude: ["xx//file.d.ts"] } });
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assertParseResult(
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`{
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"exclude": [
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"xx/*file.d.ts*/"
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]
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}`, { config: { exclude: ["xx/*file.d.ts*/"] } });
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});
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it("handles escaped characters in strings correctly", () => {
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assertParseResult(
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`{
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"exclude": [
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"xx\\"//files"
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]
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}`, { config: { exclude: ["xx\"//files"] } });
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assertParseResult(
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`{
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"exclude": [
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"xx\\\\" // end of line comment
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]
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}`, { config: { exclude: ["xx\\"] } });
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});
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it("returns object with error when json is invalid", () => {
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assertParseError("invalid");
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});
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});
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}
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