More tests

Author: sheetalkamat

internal/execute/tsctests/tsc_test.go

@@ -1041,6 +1041,27 @@ func TestForceConsistentCasingInFileNames(t *testing.T) {
 			commandLineArgs: []string{"-p", "/user/username/projects/myproject", "--explainFiles", "--traceResolution"},
 			ignoreCase:      true,
 		},
+		{
+			subScenario: "with triple slash ref from file",
+			files: FileMap{
+				"/home/src/workspaces/project/src/c.ts":      `/// <reference path="./D.ts"/>`,
+				"/home/src/workspaces/project/src/d.ts":      `declare class c { }`,
+				"/home/src/workspaces/project/tsconfig.json": "{ }",
+			},
+			ignoreCase: true,
+		},
+		{
+			subScenario: "two files exist on disk that differs only in casing",
+			files: FileMap{
+				"/home/src/workspaces/project/c.ts": `import {x} from "./D"`,
+				"/home/src/workspaces/project/D.ts": `export const x = 10;`,
+				"/home/src/workspaces/project/d.ts": `export const y = 20;`,
+				"/home/src/workspaces/project/tsconfig.json": stringtestutil.Dedent(`
+					{
+						"files": ["c.ts", "d.ts"]
+					}`),
+			},
+		},
 	}
 	for _, test := range testCases {
 		test.run(t, "forceConsistentCasingInFileNames")

testdata/baselines/reference/tsc/forceConsistentCasingInFileNames/two-files-exist-on-disk-that-differs-only-in-casing.js

@@ -0,0 +1,67 @@
+currentDirectory::/home/src/workspaces/project
+useCaseSensitiveFileNames::true
+Input::
+//// [/home/src/workspaces/project/D.ts] *new* 
+export const x = 10;
+//// [/home/src/workspaces/project/c.ts] *new* 
+import {x} from "./D"
+//// [/home/src/workspaces/project/d.ts] *new* 
+export const y = 20;
+//// [/home/src/workspaces/project/tsconfig.json] *new* 
+{
+    "files": ["c.ts", "d.ts"]
+}
+
+tsgo 
+ExitStatus:: DiagnosticsPresent_OutputsGenerated
+Output::
+error TS1149: File name '/home/src/workspaces/project/d.ts' differs from already included file name '/home/src/workspaces/project/D.ts' only in casing.
+  The file is in the program because:
+    Part of 'files' list in tsconfig.json
+  tsconfig.json:2:23 - File is matched by 'files' list specified here.
+    2     "files": ["c.ts", "d.ts"]
+                            ~~~~~~
+
+
+Found 1 error.
+
+//// [/home/src/tslibs/TS/Lib/lib.d.ts] *Lib*
+/// <reference no-default-lib="true"/>
+interface Boolean {}
+interface Function {}
+interface CallableFunction {}
+interface NewableFunction {}
+interface IArguments {}
+interface Number { toExponential: any; }
+interface Object {}
+interface RegExp {}
+interface String { charAt: any; }
+interface Array<T> { length: number; [n: number]: T; }
+interface ReadonlyArray<T> {}
+interface SymbolConstructor {
+    (desc?: string | number): symbol;
+    for(name: string): symbol;
+    readonly toStringTag: symbol;
+}
+declare var Symbol: SymbolConstructor;
+interface Symbol {
+    readonly [Symbol.toStringTag]: string;
+}
+declare const console: { log(msg: any): void; };
+//// [/home/src/workspaces/project/D.js] *new* 
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.x = void 0;
+exports.x = 10;
+
+//// [/home/src/workspaces/project/c.js] *new* 
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+
+//// [/home/src/workspaces/project/d.js] *new* 
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.y = void 0;
+exports.y = 20;
+
+

testdata/baselines/reference/tsc/forceConsistentCasingInFileNames/with-triple-slash-ref-from-file.js

@@ -0,0 +1,53 @@
+currentDirectory::/home/src/workspaces/project
+useCaseSensitiveFileNames::false
+Input::
+//// [/home/src/workspaces/project/src/c.ts] *new* 
+/// <reference path="./D.ts"/>
+//// [/home/src/workspaces/project/src/d.ts] *new* 
+declare class c { }
+//// [/home/src/workspaces/project/tsconfig.json] *new* 
+{ }
+
+tsgo 
+ExitStatus:: DiagnosticsPresent_OutputsGenerated
+Output::
+src/c.ts:1:22 - error TS1261: Already included file name '/home/src/workspaces/project/src/D.ts' differs from file name '/home/src/workspaces/project/src/d.ts' only in casing.
+  The file is in the program because:
+    Referenced via './D.ts' from file '/home/src/workspaces/project/src/c.ts'
+    Matched by default include pattern '**/*'
+
+1 /// <reference path="./D.ts"/>
+                       ~~~~~~
+
+
+Found 1 error in src/c.ts:1
+
+//// [/home/src/tslibs/TS/Lib/lib.d.ts] *Lib*
+/// <reference no-default-lib="true"/>
+interface Boolean {}
+interface Function {}
+interface CallableFunction {}
+interface NewableFunction {}
+interface IArguments {}
+interface Number { toExponential: any; }
+interface Object {}
+interface RegExp {}
+interface String { charAt: any; }
+interface Array<T> { length: number; [n: number]: T; }
+interface ReadonlyArray<T> {}
+interface SymbolConstructor {
+    (desc?: string | number): symbol;
+    for(name: string): symbol;
+    readonly toStringTag: symbol;
+}
+declare var Symbol: SymbolConstructor;
+interface Symbol {
+    readonly [Symbol.toStringTag]: string;
+}
+declare const console: { log(msg: any): void; };
+//// [/home/src/workspaces/project/src/D.js] *new* 
+
+//// [/home/src/workspaces/project/src/c.js] *new* 
+/// <reference path="./D.ts"/>
+
+