From f1baf97ac577b909c2cc7629f9a7478d355659fa Mon Sep 17 00:00:00 2001
From: Kazushi Konosu <kazushi@konosu.me>
Date: Mon, 16 Dec 2024 20:52:42 +0900
Subject: [PATCH 1/2] test: add test case for parsing arg
---
test/fixtures/parse_args/src/a.ts | 3 +
test/fixtures/parse_args/src/main.ts | 3 +
test/fixtures/parse_args/tsconfig.json | 8 +++
test/parse_args.test.ts | 76 ++++++++++++++++++++++++++
4 files changed, 90 insertions(+)
create mode 100644 test/fixtures/parse_args/src/a.ts
create mode 100644 test/fixtures/parse_args/src/main.ts
create mode 100644 test/fixtures/parse_args/tsconfig.json
create mode 100644 test/parse_args.test.ts
diff --git a/test/fixtures/parse_args/src/a.ts b/test/fixtures/parse_args/src/a.ts
new file mode 100644
index 0000000..69fa37c
--- /dev/null
+++ b/test/fixtures/parse_args/src/a.ts
@@ -0,0 +1,3 @@
+export const a = 'a';
+
+export const a2 = 'a2';
diff --git a/test/fixtures/parse_args/src/main.ts b/test/fixtures/parse_args/src/main.ts
new file mode 100644
index 0000000..47935fa
--- /dev/null
+++ b/test/fixtures/parse_args/src/main.ts
@@ -0,0 +1,3 @@
+import { a } from '@/a.js';
+
+console.log(a);
diff --git a/test/fixtures/parse_args/tsconfig.json b/test/fixtures/parse_args/tsconfig.json
new file mode 100644
index 0000000..7f4c432
--- /dev/null
+++ b/test/fixtures/parse_args/tsconfig.json
@@ -0,0 +1,8 @@
+{
+ "compilerOptions": {
+ "paths": {
+ // this can be anything, it's just specified to check if we're reading the tsconfig correctly
+ "@/*": ["./src/*"]
+ }
+ }
+}
diff --git a/test/parse_args.test.ts b/test/parse_args.test.ts
new file mode 100644
index 0000000..d6be822
--- /dev/null
+++ b/test/parse_args.test.ts
@@ -0,0 +1,76 @@
+import assert from 'node:assert/strict';
+import * as child_process from 'node:child_process';
+import { promisify } from 'node:util';
+import { dirname, resolve } from 'node:path';
+import { describe, it } from 'node:test';
+import { fileURLToPath } from 'node:url';
+import stripAnsi from 'strip-ansi';
+
+const exec = promisify(child_process.exec);
+
+const projectRoot = resolve(
+ dirname(fileURLToPath(import.meta.url)),
+ 'fixtures/parse_args',
+);
+
+const bin = resolve(dirname(fileURLToPath(import.meta.url)), '../dist/cli.js');
+
+await exec('npm run build', { cwd: projectRoot });
+
+describe('parse_args', () => {
+ it('should show help', async () => {
+ const { stdout } = await exec(`node ${bin} --help`);
+
+ const output = stripAnsi(stdout);
+
+ assert.equal(
+ output,
+ `
+Usage:
+ tsr [options] [...entrypoints]
+
+Options:
+ -p, --project <file> Path to your tsconfig.json
+ -w, --write Write changes in place
+ -r, --recursive Recursively look into files until the project is clean
+ --include-d-ts Check for unused code in .d.ts files
+ -h, --help Display this message
+ -v, --version Display version number
+
+Examples:
+ # Check unused code for a project with an entrypoint of src/main.ts
+ tsr 'src/main\\.ts$'
+
+ # Write changes in place
+ tsr --write 'src/main\\.ts$'
+
+ # Check unused code for a project with a custom tsconfig.json
+ tsr --project tsconfig.app.json 'src/main\\.ts$'
+
+ # Check unused code for a project with multiple entrypoints in src/pages
+ tsr 'src/pages/.*\\.ts$'
+
+`,
+ );
+ });
+
+ it('should use default tsconfig.json', async () => {
+ const { stdout, code } = await exec(`node ${bin} 'src/main\\.ts$'`, {
+ cwd: projectRoot,
+ })
+ .then((res) => ({ ...res, code: 0 }))
+ .catch((e) => e as { stdout: string; code: number });
+
+ const output = stripAnsi(stdout.toString());
+
+ assert.equal(
+ output,
+ `tsconfig tsconfig.json
+Project has 2 files. Found 1 entrypoint file
+export src/a.ts:2:0 'a2'
+✖ remove 1 export
+`,
+ );
+ assert.equal(code, 1);
+ });
+});
From b917842b5870cb1565c25caf4490948dac405faf Mon Sep 17 00:00:00 2001
From: Kazushi Konosu <kazushi@konosu.me>
Date: Mon, 16 Dec 2024 20:57:03 +0900
Subject: [PATCH 2/2] test: add test case for custom tsconfig
---
test/fixtures/parse_args/tsconfig.main.json | 3 +++
test/parse_args.test.ts | 22 +++++++++++++++++++++
2 files changed, 25 insertions(+)
create mode 100644 test/fixtures/parse_args/tsconfig.main.json
diff --git a/test/fixtures/parse_args/tsconfig.main.json b/test/fixtures/parse_args/tsconfig.main.json
new file mode 100644
index 0000000..32ad926
--- /dev/null
+++ b/test/fixtures/parse_args/tsconfig.main.json
@@ -0,0 +1,3 @@
+{
+ "include": ["src/main.ts"]
+}
diff --git a/test/parse_args.test.ts b/test/parse_args.test.ts
index d6be822..3a8819a 100644
--- a/test/parse_args.test.ts
+++ b/test/parse_args.test.ts
@@ -73,4 +73,26 @@ export src/a.ts:2:0 'a2'
);
assert.equal(code, 1);
});
+
+ it('should work with custom tsconfig.json', async () => {
+ const { stdout, code } = await exec(
+ `node ${bin} --project tsconfig.main.json 'src/main\\.ts$'`,
+ {
+ cwd: projectRoot,
+ },
+ )
+ .then((res) => ({ ...res, code: 0 }))
+ .catch((e) => e as { stdout: string; code: number });
+
+ const output = stripAnsi(stdout.toString());
+
+ assert.equal(
+ output,
+ `tsconfig tsconfig.main.json
+Project has 1 file. Found 1 entrypoint file
+✔ all good!
+`,
+ );
+ assert.equal(code, 0);
+ });
});