feat: enabled reporter reuse (#131)

tkrop · web-flow · commit f4013b9cd7ac · 2025-11-18T14:01:30.000+01:00
Signed-off-by: Tronje Krop &lt;tronje.krop@jactors.de&gt;
diff --git a/README.md b/README.md
@@ -47,14 +47,14 @@
 
 ## Introduction
 
-Goal of the `testing` framework is to provide simple and efficient tools to for
+Goal of the `testing` framework is to provide simple common patterns for
 writing effective unit, component, and integration tests in [`go`][go].
 
-To accomplish this, the `testing` framework provides a couple of extensions for
-[`go`][go]'s [`testing`][testing] package that support a simple setup of
-strongly isolated and parallel running unit test using [`gomock`][gomock] and/or
-[`gock`][gock] that work under various failure scenarios, e.g. panics, and even
-in the presence of spawned [`go`-routines][go-routines].
+To accomplish this, the `testing` framework provides a couple of extensions
+for [`go`][go]'s [`testing`][testing] package that support a simple setup of
+strongly isolated and parallel running unit tests using [`gomock`][gomock]
+and/or [`gock`][gock] that work under various failure scenarios and in the
+presence of spawned [`go`-routines][go-routines].
 
 [go-routines]: <https://go.dev/tour/concurrency>
 
diff --git a/VERSION b/VERSION
@@ -1 +1 @@
-0.0.44
+0.0.45
diff --git a/internal/mock/common_test.go b/internal/mock/common_test.go
@@ -324,9 +324,20 @@ var (
 		Results:  []*Params{},
 		Variadic: true,
 	}, {
-		Name:    "Panic",
-		Params:  []*Params{{Name: "arg", Type: "any"}},
-		Results: []*Params{},
+		Name: "Log",
+		Params: []*Params{
+			{Name: "args", Type: "[]any"},
+		},
+		Results:  []*Params{},
+		Variadic: true,
+	}, {
+		Name: "Logf",
+		Params: []*Params{
+			{Name: "format", Type: "string"},
+			{Name: "args", Type: "[]any"},
+		},
+		Results:  []*Params{},
+		Variadic: true,
 	}}
 
 	methodsGoMockTestReporter = []*Method{{
diff --git a/test/caller_test.go b/test/caller_test.go
@@ -20,6 +20,20 @@ type Caller struct {
 	path string
 }
 
+// Log is the caller reporter function to capture the callers file and line
+// number of the `Log` call.
+func (c *Caller) Log(_ ...any) {
+	_, path, line, _ := runtime.Caller(1)
+	c.path = path + ":" + strconv.Itoa(line)
+}
+
+// Logf is the caller reporter function to capture the callers file and line
+// number of the `Logf` call.
+func (c *Caller) Logf(_ string, _ ...any) {
+	_, path, line, _ := runtime.Caller(1)
+	c.path = path + ":" + strconv.Itoa(line)
+}
+
 // Error is the caller reporter function to capture the callers file and line
 // number of the `Error` call.
 func (c *Caller) Error(_ ...any) {
@@ -76,8 +90,8 @@ func (c *Caller) Panic(_ any) {
 
 // getCaller implements the capturing logic for the callers file and line
 // number for the given call.
-func getCaller(call func(t test.Reporter)) string {
-	t := test.New(&testing.T{}, test.Failure, false)
+func getCaller(call func(t test.Panicer)) string {
+	t := test.New(&testing.T{}, false).Expect(test.Failure)
 	mocks := mock.NewMocks(t)
 	caller := mock.Get(mocks,
 		func(*gomock.Controller) *Caller {
@@ -92,48 +106,56 @@ func getCaller(call func(t test.Reporter)) string {
 }
 
 var (
+	// CallerLog provides the file with line number of the `Log` call.
+	CallerLog = getCaller(func(t test.Panicer) {
+		t.Log("log")
+	})
+	// CallerLogf provides the file with line number of the `Logf` call.
+	CallerLogf = getCaller(func(t test.Panicer) {
+		t.Logf("%s", "log")
+	})
 	// CallerError provides the file with line number of the `Error` call.
-	CallerError = getCaller(func(t test.Reporter) {
+	CallerError = getCaller(func(t test.Panicer) {
 		t.Error("fail")
 	})
 	// CallerErrorf provides the file with line number of the `Errorf` call.
-	CallerErrorf = getCaller(func(t test.Reporter) {
+	CallerErrorf = getCaller(func(t test.Panicer) {
 		t.Errorf("%s", "fail")
 	})
 	// CallerFatal provides the file with line number of the `Fatal` call.
-	CallerFatal = getCaller(func(t test.Reporter) {
+	CallerFatal = getCaller(func(t test.Panicer) {
 		t.Fatal("fail")
 	})
 	// CallerFatalf provides the file with line number of the `Fatalf` call.
-	CallerFatalf = getCaller(func(t test.Reporter) {
+	CallerFatalf = getCaller(func(t test.Panicer) {
 		t.Fatalf("%s", "fail")
 	})
 	// CallerFail provides the file with line number of the `Fail` call.
-	CallerFail = getCaller(func(t test.Reporter) {
+	CallerFail = getCaller(func(t test.Panicer) {
 		t.Fail()
 	})
 	// CallerFailNow provides the file with line number of the `FailNow` call.
-	CallerFailNow = getCaller(func(t test.Reporter) {
+	CallerFailNow = getCaller(func(t test.Panicer) {
 		t.FailNow()
 	})
 	// CallerPanic provides the file with line number of the `FailNow` call.
-	CallerPanic = getCaller(func(t test.Reporter) {
+	CallerPanic = getCaller(func(t test.Panicer) {
 		t.Panic("fail")
 	})
 
 	// Generic source directory for caller path evaluation.
 	SourceDir = test.Must(os.Getwd())
 	// CallerTestError provides the file with the line number of the `Error`
 	// call in the test context implementation.
-	CallerTestError = path.Join(SourceDir, "context.go:352")
+	CallerTestError = path.Join(SourceDir, "context.go:344")
 	// CallerReporterErrorf provides the file with the line number of the
 	// `Errorf` call in the test reporter/validator implementation.
-	CallerReporterError = path.Join(SourceDir, "reporter.go:87")
+	CallerReporterError = path.Join(SourceDir, "reporter.go:135")
 
 	// CallerTestErrorf provides the file with the line number of the `Errorf`
 	// call in the test context implementation.
-	CallerTestErrorf = path.Join(SourceDir, "context.go:370")
+	CallerTestErrorf = path.Join(SourceDir, "context.go:362")
 	// CallerReporterErrorf provides the file with the line number of the
 	// `Errorf` call in the test reporter/validator implementation.
-	CallerReporterErrorf = path.Join(SourceDir, "reporter.go:109")
+	CallerReporterErrorf = path.Join(SourceDir, "reporter.go:158")
 )
diff --git a/test/context.go b/test/context.go
@@ -16,6 +16,8 @@ import (
 // Test is a minimal interface for abstracting test methods that are needed to
 // setup an isolated test environment for GoMock and Testify.
 type Test interface { //nolint:interfacebloat // Minimal interface.
+	// Embeds the basic test reporter interface.
+	Reporter
 	// Name provides the test name.
 	Name() string
 	// Helper declares a test helper function.
@@ -38,33 +40,13 @@ type Test interface { //nolint:interfacebloat // Minimal interface.
 	SkipNow()
 	// Skipped reports whether the test has been skipped.
 	Skipped() bool
-	// Log provides a logging function for the test.
-	Log(args ...any)
-	// Logf provides a logging function for the test.
-	Logf(format string, args ...any)
-	// Error handles a failure messages when a test is supposed to continue.
-	Error(args ...any)
-	// Errorf handles a failure messages when a test is supposed to continue.
-	Errorf(format string, args ...any)
-	// Fatal handles a fatal failure message that immediate aborts of the test
-	// execution.
-	Fatal(args ...any)
-	// Fatalf handles a fatal failure message that immediate aborts of the test
-	// execution.
-	Fatalf(format string, args ...any)
-	// Fail handles a failure message that immediate aborts of the test
-	// execution.
-	Fail()
-	// FailNow handles fatal failure notifications without log output that
-	// aborts test execution immediately.
-	FailNow()
 	// Failed reports whether the test has failed.
 	Failed() bool
 	// Cleanup is a function called to setup test cleanup after execution.
 	Cleanup(cleanup func())
 }
 
-// Cleanuper defines an interface to add a custom mehtod that is called after
+// Cleanuper defines an interface to add a custom method that is called after
 // the test execution to cleanup the test environment.
 type Cleanuper interface {
 	Cleanup(cleanup func())
@@ -80,7 +62,7 @@ func Run(expect Expect, test Func) func(*testing.T) {
 	return func(t *testing.T) {
 		t.Helper()
 
-		New(t, expect, Parallel).Run(test)
+		New(t, Parallel).Expect(expect).Run(test)
 	}
 }
 
@@ -91,7 +73,7 @@ func RunSeq(expect Expect, test Func) func(*testing.T) {
 	return func(t *testing.T) {
 		t.Helper()
 
-		New(t, expect, !Parallel).Run(test)
+		New(t, !Parallel).Expect(expect).Run(test)
 	}
 }
 
@@ -102,7 +84,7 @@ func InRun(expect Expect, test Func) Func {
 	return func(t Test) {
 		t.Helper()
 
-		New(t, expect, !Parallel).Run(test)
+		New(t, !Parallel).Expect(expect).Run(test)
 	}
 }
 
@@ -123,14 +105,14 @@ type Context struct {
 }
 
 // New creates a new minimal isolated test context based on the given test
-// context with the given expectation. The parent test context is used to
-// delegate methods calls to the parent context to propagate test results.
-func New(t Test, expect Expect, parallel bool) *Context {
+// context with. The parent test context is used to delegate methods calls
+// to the parent context to propagate test results.
+func New(t Test, parallel bool) *Context {
 	if tx, ok := t.(*Context); ok {
 		return &Context{
 			t: tx, wg: tx.wg,
 			deadline: tx.deadline,
-			expect:   expect,
+			expect:   true,
 			parallel: parallel,
 		}
 	}
@@ -142,11 +124,23 @@ func New(t Test, expect Expect, parallel bool) *Context {
 			deadline, _ := t.Deadline()
 			return deadline
 		}(t),
-		expect:   expect,
+		expect:   true,
 		parallel: parallel,
 	}
 }
 
+// Expect sets up a new test outcome.
+func (t *Context) Expect(expect Expect) *Context {
+	t.t.Helper()
+
+	t.mu.Lock()
+	defer t.mu.Unlock()
+
+	t.expect = expect
+
+	return t
+}
+
 // Timeout sets up an individual timeout for the test. This does not affect the
 // global test timeout or a pending parent timeout that may abort the test, if
 // the given duration is exceeding the timeout. A negative or zero duration is
@@ -325,6 +319,9 @@ func (t *Context) Log(args ...any) {
 	t.t.Helper()
 
 	t.t.Log(args...)
+	if t.reporter != nil {
+		t.reporter.Log(args...)
+	}
 }
 
 // Logf delegates request to the parent context. It provides a logging function
@@ -333,6 +330,9 @@ func (t *Context) Logf(format string, args ...any) {
 	t.t.Helper()
 
 	t.t.Logf(format, args...)
+	if t.reporter != nil {
+		t.reporter.Logf(format, args...)
+	}
 }
 
 // Error handles failure messages where the test is supposed to continue. On
@@ -466,7 +466,9 @@ func (t *Context) Panic(arg any) {
 		stack := regexPanic.Split(string(debug.Stack()), -1)
 		t.t.Fatalf("panic: %v\n%s\n%s", arg, stack[0], stack[1])
 	} else if t.reporter != nil {
-		t.reporter.Panic(arg)
+		if reporter, ok := t.reporter.(Panicer); ok {
+			reporter.Panic(arg)
+		}
 	}
 	runtime.Goexit()
 }
diff --git a/test/context_test.go b/test/context_test.go
@@ -75,8 +75,8 @@ func TestContext(t *testing.T) {
 			mock.NewMocks(t).Expect(param.setup)
 
 			// When
-			test.New(t, test.Success, !test.Parallel).
-				Run(param.test)
+			test.New(t, !test.Parallel).
+				Expect(test.Success).Run(param.test)
 		}))
 	}
 }
@@ -129,8 +129,8 @@ func TestCleanup(t *testing.T) {
 			t.Cleanup(func() { wg.Wait() })
 
 			// When
-			test.New(t, test.Success, test.Parallel).
-				Run(param.test)
+			test.New(t, test.Parallel).
+				Expect(test.Success).Run(param.test)
 
 			// Then
 			defer wg.Done()
@@ -208,11 +208,11 @@ func TestContextParallel(t *testing.T) {
 			}
 
 			// When
-			test.New(t, test.Success, param.parallel).
-				Run(func(t test.Test) {
-					mock.NewMocks(t).Expect(param.setup)
-					param.during(t)
-				})
+			test.New(t, param.parallel).
+				Expect(test.Success).Run(func(t test.Test) {
+				mock.NewMocks(t).Expect(param.setup)
+				param.during(t)
+			})
 		}))
 	}
 }
@@ -273,7 +273,7 @@ func TestDeadline(t *testing.T) {
 		Run(func(t test.Test, param DeadlineParams) {
 			mock.NewMocks(t).Expect(param.expect)
 
-			test.New(t, !param.failure, !test.Parallel).
+			test.New(t, !test.Parallel).Expect(!param.failure).
 				Timeout(param.time).StopEarly(param.early).
 				Run(func(t test.Test) {
 					// When
diff --git a/test/reporter.go b/test/reporter.go
diff --git a/test/reporter_test.go b/test/reporter_test.go
diff --git a/test/runner.go b/test/runner.go
