test(cli): check for consistent results with partial extracts

packages/cli/test/extract-partial-consistency/existing/en.po

@@ -0,0 +1,53 @@
+msgid ""
+msgstr ""
+"POT-Creation-Date: 2023-03-15 10:00+0000\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=utf-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"X-Generator: @lingui/cli\n"
+"Language: en\n"
+"Project-Id-Version: \n"
+"Report-Msgid-Bugs-To: \n"
+"PO-Revision-Date: \n"
+"Last-Translator: \n"
+"Language-Team: \n"
+"Plural-Forms: \n"
+
+#. js-lingui-explicit-id
+#: fixtures/file-a.ts:11
+#~ msgid "custom.id"
+#~ msgstr "This message has custom id"
+
+#. js-lingui-explicit-id
+#: fixtures/file-a.ts:22
+#: fixtures/file-a.ts:23
+msgid "addToCart"
+msgstr "Add To Cart with change ignored"
+
+#. this is a comment
+#: fixtures/file-b.tsx:6
+msgid "Hello this is JSX Translation"
+msgstr "Hello this is JSX Translation"
+
+#: fixtures/file-b.tsx:11
+msgctxt "my context"
+msgid "Hello this is JSX Translation"
+msgstr "Hello this is JSX Translation"
+
+#: fixtures/file-a.ts:4
+msgid "Hello world"
+msgstr "Hello world"
+
+#: fixtures/file-a.ts:6
+msgctxt "custom context"
+msgid "Hello world"
+msgstr "Hello world"
+
+#: fixtures/file-a.ts:16
+msgid "Message in descriptor"
+msgstr "Message in descriptor"
+
+#. js-lingui-explicit-id
+#: fixtures/file-b.tsx:15
+msgid "jsx.custom.id"
+msgstr "This JSX element has custom id"

packages/cli/test/extract-partial-consistency/expected/en.po

@@ -0,0 +1,53 @@
+msgid ""
+msgstr ""
+"POT-Creation-Date: 2023-03-15 10:00+0000\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=utf-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"X-Generator: @lingui/cli\n"
+"Language: en\n"
+"Project-Id-Version: \n"
+"Report-Msgid-Bugs-To: \n"
+"PO-Revision-Date: \n"
+"Last-Translator: \n"
+"Language-Team: \n"
+"Plural-Forms: \n"
+
+#. js-lingui-explicit-id
+#: fixtures/file-a.ts:11
+#~ msgid "custom.id"
+#~ msgstr "This message has custom id"
+
+#. js-lingui-explicit-id
+#: fixtures/file-a.ts:22
+#: fixtures/file-a.ts:23
+msgid "addToCart"
+msgstr "Add To Cart with change ignored"
+
+#. this is a comment
+#: fixtures/file-b.tsx:6
+msgid "Hello this is JSX Translation"
+msgstr "Hello this is JSX Translation"
+
+#: fixtures/file-b.tsx:11
+msgctxt "my context"
+msgid "Hello this is JSX Translation"
+msgstr "Hello this is JSX Translation"
+
+#: fixtures/file-a.ts:4
+msgid "Hello world"
+msgstr "Hello world"
+
+#: fixtures/file-a.ts:6
+msgctxt "custom context"
+msgid "Hello world"
+msgstr "Hello world"
+
+#: fixtures/file-a.ts:16
+msgid "Message in descriptor"
+msgstr "Message in descriptor"
+
+#. js-lingui-explicit-id
+#: fixtures/file-b.tsx:15
+msgid "jsx.custom.id"
+msgstr "This JSX element has custom id"

packages/cli/test/extract-partial-consistency/fixtures/file-a.ts

@@ -0,0 +1,23 @@
+import { i18n } from "@lingui/core"
+import { defineMessage, t } from "@lingui/macro"
+
+const msg = t`Hello world`
+
+const msg2 = t({
+  message: "Hello world",
+  context: "custom context",
+})
+
+const msg3 = null /* original translation commented to mark message obsolete *//*t({
+  message: "This message has custom id",
+  id: "custom.id",
+})*/
+
+const msgDescriptor = defineMessage({
+  message: "Message in descriptor",
+})
+
+i18n._(msgDescriptor)
+
+i18n._("addToCart")
+i18n._({id: "addToCart", message: "Add To Cart with change ignored"})

packages/cli/test/extract-partial-consistency/fixtures/file-b.tsx

@@ -0,0 +1,16 @@
+import { Trans } from "@lingui/macro"
+import React from "react"
+
+export function MyComponent() {
+  return (
+    <Trans comment={"this is a comment"}>Hello this is JSX Translation</Trans>
+  )
+}
+
+export function MyComponent2() {
+  return <Trans context="my context">Hello this is JSX Translation</Trans>
+}
+
+export function MyComponent3() {
+  return <Trans id={"jsx.custom.id"}>This JSX element has custom id</Trans>
+}

packages/cli/test/index.test.ts

@@ -5,6 +5,7 @@ import { command as compileCommand } from "../src/lingui-compile"
 import fs from "fs/promises"
 import os from "os"
 import nodepath from "path"
+import glob from "glob"
 import { makeConfig } from "@lingui/conf"
 import { listingToHumanReadable, readFsToJson } from "../src/tests"
 import { getConsoleMockCalls, mockConsole } from "@lingui/jest-mocks"
@@ -22,13 +23,18 @@ async function prepare(caseFolderName: string) {
 
   const actualPath = nodepath.join(rootDir, "actual")
   const expectedPath = nodepath.join(rootDir, "expected")
+  const existingPath = nodepath.join(rootDir, "existing")
 
   await fs.rm(actualPath, {
     recursive: true,
     force: true,
   })
 
-  return { rootDir, actualPath, expectedPath }
+  if (glob.sync(existingPath).length === 1) {
+    await fs.cp(existingPath, actualPath, { recursive: true })
+  }
+
+  return { rootDir, actualPath, existingPath, expectedPath }
 }
 
 describe("E2E Extractor Test", () => {
@@ -288,4 +294,31 @@ describe("E2E Extractor Test", () => {
       compareFolders(actualPath, expectedPath)
     })
   })
+
+  it("should extract consistently with files argument", async () => {
+    const { rootDir, actualPath, expectedPath } = await prepare(
+      "extract-partial-consistency"
+    )
+
+    await extractCommand(
+      makeConfig({
+        rootDir: rootDir,
+        locales: ["en"],
+        sourceLocale: "en",
+        format: "po",
+        catalogs: [
+          {
+            path: "<rootDir>/actual/{locale}",
+            include: ["<rootDir>/fixtures"],
+          },
+        ],
+      }),
+      {
+        files: [nodepath.join(rootDir, "fixtures", "file-b.tsx")]
+      }
+    )
+
+    compareFolders(actualPath, expectedPath)
+  })
+
 })