/// <reference path="..\..\..\src\harness\external\mocha.d.ts" />
/// <reference path="..\..\..\src\harness\harness.ts" />
/// <reference path="..\..\..\src\harness\virtualFileSystem.ts" />

namespace ts {
    const caseInsensitiveBasePath = "c:/dev/";
    const caseInsensitiveHost = new Utils.MockParseConfigHost(caseInsensitiveBasePath, /*useCaseSensitiveFileNames*/ false, [
        "c:/dev/a.ts",
        "c:/dev/a.d.ts",
        "c:/dev/a.js",
        "c:/dev/b.ts",
        "c:/dev/b.js",
        "c:/dev/c.d.ts",
        "c:/dev/z/a.ts",
        "c:/dev/z/abz.ts",
        "c:/dev/z/aba.ts",
        "c:/dev/z/b.ts",
        "c:/dev/z/bbz.ts",
        "c:/dev/z/bba.ts",
        "c:/dev/x/a.ts",
        "c:/dev/x/aa.ts",
        "c:/dev/x/b.ts",
        "c:/dev/x/y/a.ts",
        "c:/dev/x/y/b.ts",
        "c:/dev/js/a.js",
        "c:/dev/js/b.js",
        "c:/ext/ext.ts",
        "c:/ext/b/a..b.ts"
    ]);

    const caseSensitiveBasePath = "/dev/";
    const caseSensitiveHost = new Utils.MockParseConfigHost(caseSensitiveBasePath, /*useCaseSensitiveFileNames*/ true, [
        "/dev/a.ts",
        "/dev/a.d.ts",
        "/dev/a.js",
        "/dev/b.ts",
        "/dev/b.js",
        "/dev/A.ts",
        "/dev/B.ts",
        "/dev/c.d.ts",
        "/dev/z/a.ts",
        "/dev/z/abz.ts",
        "/dev/z/aba.ts",
        "/dev/z/b.ts",
        "/dev/z/bbz.ts",
        "/dev/z/bba.ts",
        "/dev/x/a.ts",
        "/dev/x/b.ts",
        "/dev/x/y/a.ts",
        "/dev/x/y/b.ts",
        "/dev/js/a.js",
        "/dev/js/b.js",
    ]);

    const caseInsensitiveMixedExtensionHost = new Utils.MockParseConfigHost(caseInsensitiveBasePath, /*useCaseSensitiveFileNames*/ false, [
        "c:/dev/a.ts",
        "c:/dev/a.d.ts",
        "c:/dev/a.js",
        "c:/dev/b.tsx",
        "c:/dev/b.d.ts",
        "c:/dev/b.jsx",
        "c:/dev/c.tsx",
        "c:/dev/c.js",
        "c:/dev/d.js",
        "c:/dev/e.jsx",
        "c:/dev/f.other"
    ]);

    const caseInsensitiveCommonFoldersHost = new Utils.MockParseConfigHost(caseInsensitiveBasePath, /*useCaseSensitiveFileNames*/ false, [
        "c:/dev/a.ts",
        "c:/dev/a.d.ts",
        "c:/dev/a.js",
        "c:/dev/b.ts",
        "c:/dev/node_modules/a.ts",
        "c:/dev/bower_components/a.ts",
        "c:/dev/jspm_packages/a.ts"
    ]);

    function assertParsed(actual: ts.ParsedCommandLine, expected: ts.ParsedCommandLine): void {
        assert.deepEqual(actual.fileNames, expected.fileNames);
        assert.deepEqual(actual.wildcardDirectories, expected.wildcardDirectories);
        assert.deepEqual(actual.errors, expected.errors);
    }

    function validateMatches(expected: ts.ParsedCommandLine, json: any, host: ParseConfigHost, basePath: string, existingOptions?: CompilerOptions, configFileName?: string, resolutionStack?: Path[]) {
        {
            const jsonText = JSON.stringify(json);
            const result = parseJsonText("c:/dev/tsconfig.json", jsonText);
            const actual = ts.parseJsonSourceFileConfigFileContent(result, host, basePath, existingOptions, configFileName, resolutionStack);
            for (const error of expected.errors) {
                if (error.file) {
                    error.file = result;
                }
            }
            assertParsed(actual, expected);
        }
        {
            const actual = ts.parseJsonConfigFileContent(json, host, basePath, existingOptions, configFileName, resolutionStack);
            expected.errors = map(expected.errors, error => {
                return <Diagnostic>{
                    category: error.category,
                    code: error.code,
                    file: undefined,
                    length: undefined,
                    messageText: error.messageText,
                    start: undefined,
                };
            });
            assertParsed(actual, expected);
        }
    }

    describe("matchFiles", () => {
        describe("with literal file list", () => {
            it("without exclusions", () => {
                const json = {
                    files: [
                        "a.ts",
                        "b.ts"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "c:/dev/a.ts",
                        "c:/dev/b.ts"
                    ],
                    wildcardDirectories: {},
                };
                validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
            });
            it("missing files are still present", () => {
                const json = {
                    files: [
                        "z.ts",
                        "x.ts"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "c:/dev/z.ts",
                        "c:/dev/x.ts"
                    ],
                    wildcardDirectories: {},
                };
                validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
            });
            it("are not removed due to excludes", () => {
                const json = {
                    files: [
                        "a.ts",
                        "b.ts"
                    ],
                    exclude: [
                        "b.ts"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "c:/dev/a.ts",
                        "c:/dev/b.ts"
                    ],
                    wildcardDirectories: {},
                };
                validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
            });
        });

        describe("with literal include list", () => {
            it("without exclusions", () => {
                const json = {
                    include: [
                        "a.ts",
                        "b.ts"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "c:/dev/a.ts",
                        "c:/dev/b.ts"
                    ],
                    wildcardDirectories: {},
                };
                validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
            });
            it("with non .ts file extensions are excluded", () => {
                const json = {
                    include: [
                        "a.js",
                        "b.js"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [],
                    wildcardDirectories: {},
                };
                validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
            });
            it("with missing files are excluded", () => {
                const json = {
                    include: [
                        "z.ts",
                        "x.ts"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [],
                    wildcardDirectories: {},
                };
                validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
            });
            it("with literal excludes", () => {
                const json = {
                    include: [
                        "a.ts",
                        "b.ts"
                    ],
                    exclude: [
                        "b.ts"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "c:/dev/a.ts"
                    ],
                    wildcardDirectories: {},
                };
                validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
            });
            it("with wildcard excludes", () => {
                const json = {
                    include: [
                        "a.ts",
                        "b.ts",
                        "z/a.ts",
                        "z/abz.ts",
                        "z/aba.ts",
                        "x/b.ts"
                    ],
                    exclude: [
                        "*.ts",
                        "z/??z.ts",
                        "*/b.ts"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "c:/dev/z/a.ts",
                        "c:/dev/z/aba.ts"
                    ],
                    wildcardDirectories: {},
                };
                validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
            });
            it("with recursive excludes", () => {
                const json = {
                    include: [
                        "a.ts",
                        "b.ts",
                        "x/a.ts",
                        "x/b.ts",
                        "x/y/a.ts",
                        "x/y/b.ts"
                    ],
                    exclude: [
                        "**/b.ts"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "c:/dev/a.ts",
                        "c:/dev/x/a.ts",
                        "c:/dev/x/y/a.ts"
                    ],
                    wildcardDirectories: {},
                };
                validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
            });
            it("with case sensitive exclude", () => {
                const json = {
                    include: [
                        "B.ts"
                    ],
                    exclude: [
                        "**/b.ts"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "/dev/B.ts"
                    ],
                    wildcardDirectories: {},
                };
                validateMatches(expected, json, caseSensitiveHost, caseSensitiveBasePath);
            });
            it("with common package folders and no exclusions", () => {
                const json = {
                    include: [
                        "a.ts",
                        "b.ts",
                        "node_modules/a.ts",
                        "bower_components/a.ts",
                        "jspm_packages/a.ts"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "c:/dev/a.ts",
                        "c:/dev/b.ts"
                    ],
                    wildcardDirectories: {},
                };
                validateMatches(expected, json, caseInsensitiveCommonFoldersHost, caseInsensitiveBasePath);
            });
            it("with common package folders and exclusions", () => {
                const json = {
                    include: [
                        "a.ts",
                        "b.ts",
                        "node_modules/a.ts",
                        "bower_components/a.ts",
                        "jspm_packages/a.ts"
                    ],
                    exclude: [
                        "a.ts",
                        "b.ts"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "c:/dev/bower_components/a.ts",
                        "c:/dev/jspm_packages/a.ts",
                        "c:/dev/node_modules/a.ts"
                    ],
                    wildcardDirectories: {},
                };
                validateMatches(expected, json, caseInsensitiveCommonFoldersHost, caseInsensitiveBasePath);
            });
            it("with common package folders and empty exclude", () => {
                const json = {
                    include: [
                        "a.ts",
                        "b.ts",
                        "node_modules/a.ts",
                        "bower_components/a.ts",
                        "jspm_packages/a.ts"
                    ],
                    exclude: <string[]>[]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "c:/dev/a.ts",
                        "c:/dev/b.ts",
                        "c:/dev/bower_components/a.ts",
                        "c:/dev/jspm_packages/a.ts",
                        "c:/dev/node_modules/a.ts"
                    ],
                    wildcardDirectories: {},
                };
                validateMatches(expected, json, caseInsensitiveCommonFoldersHost, caseInsensitiveBasePath);
            });
        });

        describe("with wildcard include list", () => {
            it("same named declarations are excluded", () => {
                const json = {
                    include: [
                        "*.ts"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "c:/dev/a.ts",
                        "c:/dev/b.ts",
                        "c:/dev/c.d.ts"
                    ],
                    wildcardDirectories: {
                        "c:/dev": ts.WatchDirectoryFlags.None
                    },
                };
                validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
            });
            it("`*` matches only ts files", () => {
                const json = {
                    include: [
                        "*"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "c:/dev/a.ts",
                        "c:/dev/b.ts",
                        "c:/dev/c.d.ts"
                    ],
                    wildcardDirectories: {
                        "c:/dev": ts.WatchDirectoryFlags.None
                    },
                };
                validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
            });
            it("`?` matches only a single character", () => {
                const json = {
                    include: [
                        "x/?.ts"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "c:/dev/x/a.ts",
                        "c:/dev/x/b.ts"
                    ],
                    wildcardDirectories: {
                        "c:/dev/x": ts.WatchDirectoryFlags.None
                    },
                };
                validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
            });
            it("with recursive directory", () => {
                const json = {
                    include: [
                        "**/a.ts"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "c:/dev/a.ts",
                        "c:/dev/x/a.ts",
                        "c:/dev/x/y/a.ts",
                        "c:/dev/z/a.ts"
                    ],
                    wildcardDirectories: {
                        "c:/dev": ts.WatchDirectoryFlags.Recursive
                    },
                };
                validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
            });
            it("with multiple recursive directories", () => {
                const json = {
                    include: [
                        "x/y/**/a.ts",
                        "x/**/a.ts",
                        "z/**/a.ts"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "c:/dev/x/a.ts",
                        "c:/dev/x/y/a.ts",
                        "c:/dev/z/a.ts"
                    ],
                    wildcardDirectories: {
                        "c:/dev/x": ts.WatchDirectoryFlags.Recursive,
                        "c:/dev/z": ts.WatchDirectoryFlags.Recursive
                    },
                };
                validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
            });
            it("case sensitive", () => {
                const json = {
                    include: [
                        "**/A.ts"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "/dev/A.ts"
                    ],
                    wildcardDirectories: {
                        "/dev": ts.WatchDirectoryFlags.Recursive
                    },
                };
                validateMatches(expected, json, caseSensitiveHost, caseSensitiveBasePath);
            });
            it("with missing files are excluded", () => {
                const json = {
                    include: [
                        "*/z.ts"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [],
                    wildcardDirectories: {
                        "c:/dev": ts.WatchDirectoryFlags.Recursive
                    },
                };
                validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
            });
            it("always include literal files", () => {
                const json = {
                    files: [
                        "a.ts"
                    ],
                    include: [
                        "*/z.ts"
                    ],
                    exclude: [
                        "**/a.ts"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "c:/dev/a.ts"
                    ],
                    wildcardDirectories: {
                        "c:/dev": ts.WatchDirectoryFlags.Recursive
                    },
                };
                validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
            });
            it("exclude folders", () => {
                const json = {
                    include: [
                        "**/*"
                    ],
                    exclude: [
                        "z",
                        "x"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "c:/dev/a.ts",
                        "c:/dev/b.ts",
                        "c:/dev/c.d.ts"
                    ],
                    wildcardDirectories: {
                        "c:/dev": ts.WatchDirectoryFlags.Recursive
                    }
                };
                validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
            });
            it("with common package folders and no exclusions", () => {
                const json = {
                    include: [
                       "**/a.ts"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "c:/dev/a.ts"
                    ],
                    wildcardDirectories: {
                        "c:/dev": ts.WatchDirectoryFlags.Recursive
                    },
                };
                validateMatches(expected, json, caseInsensitiveCommonFoldersHost, caseInsensitiveBasePath);
            });
            it("with common package folders and exclusions", () => {
                const json = {
                    include: [
                        "**/a.ts"
                    ],
                    exclude: [
                        "a.ts"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "c:/dev/bower_components/a.ts",
                        "c:/dev/jspm_packages/a.ts",
                        "c:/dev/node_modules/a.ts"
                    ],
                    wildcardDirectories: {
                        "c:/dev": ts.WatchDirectoryFlags.Recursive
                    },
                };
                validateMatches(expected, json, caseInsensitiveCommonFoldersHost, caseInsensitiveBasePath);
            });
            it("with common package folders and empty exclude", () => {
                const json = {
                    include: [
                        "**/a.ts"
                    ],
                    exclude: <string[]>[]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "c:/dev/a.ts",
                        "c:/dev/bower_components/a.ts",
                        "c:/dev/jspm_packages/a.ts",
                        "c:/dev/node_modules/a.ts"
                    ],
                    wildcardDirectories: {
                        "c:/dev": ts.WatchDirectoryFlags.Recursive
                    },
                };
                validateMatches(expected, json, caseInsensitiveCommonFoldersHost, caseInsensitiveBasePath);
            });
            it("exclude .js files when allowJs=false", () => {
                const json = {
                    compilerOptions: {
                        allowJs: false
                    },
                    include: [
                        "js/*"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {
                        allowJs: false
                    },
                    errors: [],
                    fileNames: [],
                    wildcardDirectories: {
                        "c:/dev/js": ts.WatchDirectoryFlags.None
                    }
                };
                validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
            });
            it("include .js files when allowJs=true", () => {
                const json = {
                    compilerOptions: {
                        allowJs: true
                    },
                    include: [
                        "js/*"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {
                        allowJs: true
                    },
                    errors: [],
                    fileNames: [
                        "c:/dev/js/a.js",
                        "c:/dev/js/b.js"
                    ],
                    wildcardDirectories: {
                        "c:/dev/js": ts.WatchDirectoryFlags.None
                    }
                };
                validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
            });
            it("include paths outside of the project", () => {
                const json = {
                    include: [
                        "*",
                        "c:/ext/*"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "c:/dev/a.ts",
                        "c:/dev/b.ts",
                        "c:/dev/c.d.ts",
                        "c:/ext/ext.ts"
                    ],
                    wildcardDirectories: {
                        "c:/dev": ts.WatchDirectoryFlags.None,
                        "c:/ext": ts.WatchDirectoryFlags.None
                    }
                };
                validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
            });

            it("include paths outside of the project using relative paths", () => {
                const json = {
                    include: [
                        "*",
                        "../ext/*"
                    ],
                    exclude: [
                        "**"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "c:/ext/ext.ts"
                    ],
                    wildcardDirectories: {
                        "c:/ext": ts.WatchDirectoryFlags.None
                    }
                };
                validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
            });
            it("exclude paths outside of the project using relative paths", () => {
                const json = {
                    include: [
                        "c:/**/*"
                    ],
                    exclude: [
                        "../**"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [],
                    wildcardDirectories: {}
                };
                validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
            });
            it("include files with .. in their name", () => {
                const json = {
                    include: [
                        "c:/ext/b/a..b.ts"
                    ],
                    exclude: [
                        "**"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "c:/ext/b/a..b.ts"
                    ],
                    wildcardDirectories: {}
                };
                validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
            });
            it("exclude files with .. in their name", () => {
                const json = {
                    include: [
                        "c:/ext/**/*"
                    ],
                    exclude: [
                        "c:/ext/b/a..b.ts"
                    ]
                };
                const expected: ts.ParsedCommandLine = {
                    options: {},
                    errors: [],
                    fileNames: [
                        "c:/ext/ext.ts",
                    ],
                    wildcardDirectories: {
                        "c:/ext": ts.WatchDirectoryFlags.Recursive
                    }
                };
                validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
            });

            it("with jsx=none, allowJs=false", () => {
                const json = {
                    compilerOptions: {
                        allowJs: false
                    }
                };
                const expected: ts.ParsedCommandLine = {
                    options: {
                        allowJs: false
                    },
                    errors: [],
                    fileNames: [
                        "c:/dev/a.ts",
                        "c:/dev/b.tsx",
                        "c:/dev/c.tsx",
                    ],
                    wildcardDirectories: {
                        "c:/dev": ts.WatchDirectoryFlags.Recursive
                    }
                };
                validateMatches(expected, json, caseInsensitiveMixedExtensionHost, caseInsensitiveBasePath);
            });
            it("with jsx=preserve, allowJs=false", () => {
                const json = {
                    compilerOptions: {
                        jsx: "preserve",
                        allowJs: false
                    }
                };
                const expected: ts.ParsedCommandLine = {
                    options: {
                        jsx: ts.JsxEmit.Preserve,
                        allowJs: false
                    },
                    errors: [],
                    fileNames: [
                        "c:/dev/a.ts",
                        "c:/dev/b.tsx",
                        "c:/dev/c.tsx",
                    ],
                    wildcardDirectories: {
                        "c:/dev": ts.WatchDirectoryFlags.Recursive
                    }
                };
                validateMatches(expected, json, caseInsensitiveMixedExtensionHost, caseInsensitiveBasePath);
            });
            it("with jsx=react-native, allowJs=false", () => {
                const json = {
                    compilerOptions: {
                        jsx: "react-native",
                        allowJs: false
                    }
                };
                const expected: ts.ParsedCommandLine = {
                    options: {
                        jsx: ts.JsxEmit.ReactNative,
                        allowJs: false
                    },
                    errors: [],
                    fileNames: [
                        "c:/dev/a.ts",
                        "c:/dev/b.tsx",
                        "c:/dev/c.tsx",
                    ],
                    wildcardDirectories: {
                        "c:/dev": ts.WatchDirectoryFlags.Recursive
                    }
                };
                const actual = ts.parseJsonConfigFileContent(json, caseInsensitiveMixedExtensionHost, caseInsensitiveBasePath);
                assert.deepEqual(actual.fileNames, expected.fileNames);
                assert.deepEqual(actual.wildcardDirectories, expected.wildcardDirectories);
                assert.deepEqual(actual.errors, expected.errors);
            });
            it("with jsx=none, allowJs=true", () => {
                const json = {
                    compilerOptions: {
                        allowJs: true
                    }
                };
                const expected: ts.ParsedCommandLine = {
                    options: {
                        allowJs: true
                    },
                    errors: [],
                    fileNames: [
                        "c:/dev/a.ts",
                        "c:/dev/b.tsx",
                        "c:/dev/c.tsx",
                        "c:/dev/d.js",
                        "c:/dev/e.jsx",
                    ],
                    wildcardDirectories: {
                        "c:/dev": ts.WatchDirectoryFlags.Recursive
                    }
                };
                validateMatches(expected, json, caseInsensitiveMixedExtensionHost, caseInsensitiveBasePath);
            });
            it("with jsx=preserve, allowJs=true", () => {
                const json = {
                    compilerOptions: {
                        jsx: "preserve",
                        allowJs: true
                    }
                };
                const expected: ts.ParsedCommandLine = {
                    options: {
                        jsx: ts.JsxEmit.Preserve,
                        allowJs: true
                    },
                    errors: [],
                    fileNames: [
                        "c:/dev/a.ts",
                        "c:/dev/b.tsx",
                        "c:/dev/c.tsx",
                        "c:/dev/d.js",
                        "c:/dev/e.jsx",
                    ],
                    wildcardDirectories: {
                        "c:/dev": ts.WatchDirectoryFlags.Recursive
                    }
                };
                validateMatches(expected, json, caseInsensitiveMixedExtensionHost, caseInsensitiveBasePath);
            });
            it("with jsx=react-native, allowJs=true", () => {
                const json = {
                    compilerOptions: {
                        jsx: "react-native",
                        allowJs: true
                    }
                };
                const expected: ts.ParsedCommandLine = {
                    options: {
                        jsx: ts.JsxEmit.ReactNative,
                        allowJs: true
                    },
                    errors: [],
                    fileNames: [
                        "c:/dev/a.ts",
                        "c:/dev/b.tsx",
                        "c:/dev/c.tsx",
                        "c:/dev/d.js",
                        "c:/dev/e.jsx",
                    ],
                    wildcardDirectories: {
                        "c:/dev": ts.WatchDirectoryFlags.Recursive
                    }
                };
                const actual = ts.parseJsonConfigFileContent(json, caseInsensitiveMixedExtensionHost, caseInsensitiveBasePath);
                assert.deepEqual(actual.fileNames, expected.fileNames);
                assert.deepEqual(actual.wildcardDirectories, expected.wildcardDirectories);
                assert.deepEqual(actual.errors, expected.errors);
            });
            describe("with trailing recursive directory", () => {
                it("in includes", () => {
                    const json = {
                        include: [
                            "**"
                        ]
                    };
                    const expected: ts.ParsedCommandLine = {
                        options: {},
                        errors: [
                            ts.createCompilerDiagnostic(ts.Diagnostics.File_specification_cannot_end_in_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0, "**")
                        ],
                        fileNames: [],
                        wildcardDirectories: {}
                    };
                    validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
                });
                it("in excludes", () => {
                    const json = {
                        include: [
                            "**/*"
                        ],
                        exclude: [
                            "**"
                        ]
                    };
                    const expected: ts.ParsedCommandLine = {
                        options: {},
                        errors: [],
                        fileNames: [],
                        wildcardDirectories: {}
                    };
                    validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
                });
            });
            describe("with multiple recursive directory patterns", () => {
                it("in includes", () => {
                    const json = {
                        include: [
                            "**/x/**/*"
                        ]
                    };
                    const expected: ts.ParsedCommandLine = {
                        options: {},
                        errors: [
                            ts.createCompilerDiagnostic(ts.Diagnostics.File_specification_cannot_contain_multiple_recursive_directory_wildcards_Asterisk_Asterisk_Colon_0, "**/x/**/*")
                        ],
                        fileNames: [],
                        wildcardDirectories: {}
                    };
                    validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
                });
                it("in excludes", () => {
                    const json = {
                        include: [
                            "**/a.ts"
                        ],
                        exclude: [
                            "**/x/**"
                        ]
                    };
                    const expected: ts.ParsedCommandLine = {
                        options: {},
                        errors: [
                            ts.createCompilerDiagnostic(ts.Diagnostics.File_specification_cannot_contain_multiple_recursive_directory_wildcards_Asterisk_Asterisk_Colon_0, "**/x/**")
                        ],
                        fileNames: [
                            "c:/dev/a.ts",
                            "c:/dev/x/a.ts",
                            "c:/dev/x/y/a.ts",
                            "c:/dev/z/a.ts"
                        ],
                        wildcardDirectories: {
                            "c:/dev": ts.WatchDirectoryFlags.Recursive
                        }
                    };
                    validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
                });
            });

            describe("with parent directory symbols after a recursive directory pattern", () => {
                it("in includes immediately after", () => {
                    const json = {
                        include: [
                            "**/../*"
                        ]
                    };
                    const expected: ts.ParsedCommandLine = {
                        options: {},
                        errors: [
                            ts.createCompilerDiagnostic(ts.Diagnostics.File_specification_cannot_contain_a_parent_directory_that_appears_after_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0, "**/../*")
                        ],
                        fileNames: [],
                        wildcardDirectories: {}
                    };
                    validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
                });

                it("in includes after a subdirectory", () => {
                    const json = {
                        include: [
                            "**/y/../*"
                        ]
                    };
                    const expected: ts.ParsedCommandLine = {
                        options: {},
                        errors: [
                            ts.createCompilerDiagnostic(ts.Diagnostics.File_specification_cannot_contain_a_parent_directory_that_appears_after_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0, "**/y/../*")
                        ],
                        fileNames: [],
                        wildcardDirectories: {}
                    };
                    validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
                });

                it("in excludes immediately after", () => {
                    const json = {
                        include: [
                            "**/a.ts"
                        ],
                        exclude: [
                            "**/.."
                        ]
                    };
                    const expected: ts.ParsedCommandLine = {
                        options: {},
                        errors: [
                            ts.createCompilerDiagnostic(ts.Diagnostics.File_specification_cannot_contain_a_parent_directory_that_appears_after_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0, "**/..")
                        ],
                        fileNames: [
                            "c:/dev/a.ts",
                            "c:/dev/x/a.ts",
                            "c:/dev/x/y/a.ts",
                            "c:/dev/z/a.ts"
                        ],
                        wildcardDirectories: {
                            "c:/dev": ts.WatchDirectoryFlags.Recursive
                        }
                    };
                    validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
                });

                it("in excludes after a subdirectory", () => {
                    const json = {
                        include: [
                            "**/a.ts"
                        ],
                        exclude: [
                            "**/y/.."
                        ]
                    };
                    const expected: ts.ParsedCommandLine = {
                        options: {},
                        errors: [
                            ts.createCompilerDiagnostic(ts.Diagnostics.File_specification_cannot_contain_a_parent_directory_that_appears_after_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0,  "**/y/..")
                        ],
                        fileNames: [
                            "c:/dev/a.ts",
                            "c:/dev/x/a.ts",
                            "c:/dev/x/y/a.ts",
                            "c:/dev/z/a.ts"
                        ],
                        wildcardDirectories: {
                            "c:/dev": ts.WatchDirectoryFlags.Recursive
                        }
                    };
                    validateMatches(expected, json, caseInsensitiveHost, caseInsensitiveBasePath);
                });
            });
        });
    });
}