test: Add test cases for each pipe

nestjs · Jun 25, 2023 · 37bae99 · 37bae99
1 parent adc3a9c
commit 37bae99
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Showing 4 changed files with 21 additions and 0 deletions.
diff --git a/packages/common/test/pipes/parse-bool.pipe.spec.ts b/packages/common/test/pipes/parse-bool.pipe.spec.ts
@@ -18,6 +18,12 @@ describe('ParseBoolPipe', () => {
         expect(await target.transform(false, {} as ArgumentMetadata)).to.be
           .false;
       });
+
+      it('should not throw an error if the value is undefined/null and optional is true', async () => {
+        const target = new ParseBoolPipe({ optional: true });
+        const value = await target.transform(undefined, {} as ArgumentMetadata);
+        expect(value).to.equal(undefined);
+      });
     });
     describe('when validation fails', () => {
       it('should throw an error', async () => {

diff --git a/packages/common/test/pipes/parse-float.pipe.spec.ts b/packages/common/test/pipes/parse-float.pipe.spec.ts
@@ -25,6 +25,11 @@ describe('ParseFloatPipe', () => {
           parseFloat(num),
         );
       });
+      it('should not throw an error if the value is undefined/null and optional is true', async () => {
+        const target = new ParseFloatPipe({ optional: true });
+        const value = await target.transform(undefined, {} as ArgumentMetadata);
+        expect(value).to.equal(undefined);
+      });
     });
     describe('when validation fails', () => {
       it('should throw an error', async () => {

diff --git a/packages/common/test/pipes/parse-int.pipe.spec.ts b/packages/common/test/pipes/parse-int.pipe.spec.ts
@@ -30,6 +30,11 @@ describe('ParseIntPipe', () => {
           -3,
         );
       });
+      it('should not throw an error if the value is undefined/null and optional is true', async () => {
+        const target = new ParseIntPipe({ optional: true });
+        const value = await target.transform(undefined, {} as ArgumentMetadata);
+        expect(value).to.equal(undefined);
+      });
     });
     describe('when validation fails', () => {
       it('should throw an error', async () => {

diff --git a/packages/common/test/pipes/parse-uuid.pipe.spec.ts b/packages/common/test/pipes/parse-uuid.pipe.spec.ts
@@ -41,6 +41,11 @@ describe('ParseUUIDPipe', () => {
         target = new ParseUUIDPipe({ version: '5', exceptionFactory });
         expect(await target.transform(v5, {} as ArgumentMetadata)).to.equal(v5);
       });
+      it('should not throw an error if the value is undefined/null and optional is true', async () => {
+        const target = new ParseUUIDPipe({ optional: true });
+        const value = await target.transform(undefined, {} as ArgumentMetadata);
+        expect(value).to.equal(undefined);
+      });
     });
 
     describe('when validation fails', () => {