feat: more tests

Author: joelgallant

app-config-extensions/src/extends-directive.test.ts

@@ -413,7 +413,7 @@ describe('$override directive', () => {
     );
   });
 
-  it('overrides env', async () => {
+  it('extends env', async () => {
     await withTempFiles(
       {
         'test-file.yml': `
@@ -444,7 +444,7 @@ describe('$override directive', () => {
     );
   });
 
-  it('overrides env and $envVar', async () => {
+  it('extends env and $envVar', async () => {
     await withTempFiles(
       {
         'test-file.yml': `
@@ -471,7 +471,7 @@ describe('$override directive', () => {
     );
   });
 
-  it('overrides env and $substitute', async () => {
+  it('extends env and $substitute', async () => {
     await withTempFiles(
       {
         'test-file.yml': `
@@ -498,7 +498,7 @@ describe('$override directive', () => {
     );
   });
 
-  it('overrides env multiple files', async () => {
+  it('extends env multiple files', async () => {
     await withTempFiles(
       {
         'test-file.yml': `
@@ -535,4 +535,73 @@ describe('$override directive', () => {
       },
     );
   });
+
+  it('override env', async () => {
+    await withTempFiles(
+      {
+        'test-file.yml': `
+          bar:
+            $env:
+              default: 44
+              dev: 88
+        `,
+      },
+      async (inDir) => {
+        const source = new LiteralSource({
+          foo: {
+            $env: {
+              default: 44,
+              dev: 88,
+            },
+          },
+          $override: {
+            path: inDir('test-file.yml'),
+            env: 'development',
+          },
+        });
+
+        const parsed = await source.read([envDirective(), overrideDirective()]);
+
+        expect(parsed.toJSON()).toEqual({ foo: 44, bar: 88 });
+      },
+    );
+  });
+
+  it('override env multiple files', async () => {
+    await withTempFiles(
+      {
+        'test-file.yml': `
+          foo:
+            $env:
+              default: 44
+              dev: 88
+        `,
+        'test-file-2.yml': `
+          bar:
+            $env:
+              default: 44
+              dev: 88
+              prod: 142
+        `,
+      },
+      async (inDir) => {
+        const source = new LiteralSource({
+          $override: [
+            {
+              path: inDir('test-file.yml'),
+              env: 'development',
+            },
+            {
+              path: inDir('test-file-2.yml'),
+              env: 'production',
+            },
+          ],
+        });
+
+        const parsed = await source.read([envDirective(), overrideDirective()]);
+
+        expect(parsed.toJSON()).toEqual({ foo: 88, bar: 142 });
+      },
+    );
+  });
 });