From 1d173d35c7678340a67141dbbff7346649d1646c Mon Sep 17 00:00:00 2001
From: Alexandr Yepishev <alexandr.yepishev@smartcontract.com>
Date: Wed, 3 Jul 2024 15:48:09 +0100
Subject: [PATCH] CI tester

This draft adds a test file designed to flag the unit tests, the race detector, and the linter, in order to ensure that they are all operating correctly.
---
 .github/workflows/go.yaml             | 12 +++++++++
 go/ocr2/decryptionplugin/fail_test.go | 39 +++++++++++++++++++++++++++
 go/tdh2/fail_test.go                  | 39 +++++++++++++++++++++++++++
 3 files changed, 90 insertions(+)
 create mode 100644 go/ocr2/decryptionplugin/fail_test.go
 create mode 100644 go/tdh2/fail_test.go

diff --git a/.github/workflows/go.yaml b/.github/workflows/go.yaml
index a33d266..49ddcdd 100644
--- a/.github/workflows/go.yaml
+++ b/.github/workflows/go.yaml
@@ -66,6 +66,11 @@ jobs:
           go build -v ./...
           go test -v ./... -coverpkg=./... -coverprofile=ocr2_decryptionplugin_coverage.txt
 
+      - name: Race test OCR2 plugin
+        working-directory: ./go/ocr2/decryptionplugin
+        run: |
+          go test -race -v ./... -coverpkg=./... -coverprofile=ocr2_decryptionplugin_race_coverage.txt
+
       - name: Download npm deps
         working-directory: ./js/tdh2
         run: npm install
@@ -75,6 +80,11 @@ jobs:
         run: |
           go build -v ./...
           go test -v ./... -coverpkg=./... -coverprofile=tdh_coverage.txt
+      
+      - name: Build and test TDH2
+        working-directory: ./go/tdh2
+        run: |
+          go test -race -v ./... -coverpkg=./... -coverprofile=tdh_race_coverage.txt
 
       - name: Upload Go test reports
         if: always()
@@ -83,7 +93,9 @@ jobs:
           name: go-test-results
           path: |
             ./go/ocr2/decryptionplugin/ocr2_decryptionplugin_coverage.txt
+            ./go/ocr2/decryptionplugin/ocr2_decryptionplugin_race_coverage.txt
             ./go/tdh2/tdh_coverage.txt
+            ./go/tdh2/tdh_race_coverage.txt
 
 
   sonar-scan:
diff --git a/go/ocr2/decryptionplugin/fail_test.go b/go/ocr2/decryptionplugin/fail_test.go
new file mode 100644
index 0000000..bfc2a01
--- /dev/null
+++ b/go/ocr2/decryptionplugin/fail_test.go
@@ -0,0 +1,39 @@
+package decryptionplugin
+
+import (
+	"errors"
+	"os"
+	"sync"
+	"testing"
+)
+
+func TestFail(t *testing.T) {
+	if testing.Short() {
+		t.Skip()
+	}
+	t.Fatal("fake failure")
+}
+
+func TestRace(t *testing.T) {
+	var v int
+	var wg sync.WaitGroup
+	wg.Add(100)
+	for i := 0; i < 100; i++ {
+		go func() {
+			defer wg.Done()
+			v++
+			v--
+		}()
+	}
+	wg.Wait()
+	t.Log(v)
+}
+
+func TestLint(t *testing.T) {
+	const ALL_CAPS = 10 // should be AllCaps
+	err := os.ErrNotExist
+	if err == os.ErrNotExist { // should use errors.Is
+		err := errors.New("fake error") // shadowed variable
+		t.Log(err)
+	}
+}
diff --git a/go/tdh2/fail_test.go b/go/tdh2/fail_test.go
new file mode 100644
index 0000000..19a8361
--- /dev/null
+++ b/go/tdh2/fail_test.go
@@ -0,0 +1,39 @@
+package tdh2
+
+import (
+	"errors"
+	"os"
+	"sync"
+	"testing"
+)
+
+func TestFail(t *testing.T) {
+	if testing.Short() {
+		t.Skip()
+	}
+	t.Fatal("fake failure")
+}
+
+func TestRace(t *testing.T) {
+	var v int
+	var wg sync.WaitGroup
+	wg.Add(100)
+	for i := 0; i < 100; i++ {
+		go func() {
+			defer wg.Done()
+			v++
+			v--
+		}()
+	}
+	wg.Wait()
+	t.Log(v)
+}
+
+func TestLint(t *testing.T) {
+	const ALL_CAPS = 10 // should be AllCaps
+	err := os.ErrNotExist
+	if err == os.ErrNotExist { // should use errors.Is
+		err := errors.New("fake error") // shadowed variable
+		t.Log(err)
+	}
+}