fix test and docs

Author: y1yang0

test/errors_test.go

@@ -23,7 +23,7 @@ const ErrorsAppName = "errorstest"
 
 func TestRunErrors(t *testing.T) {
 	UseApp(ErrorsAppName)
-	RunInstrument(t, UseTestRules("test_error.json"), "-debuglog")
+	RunInstrument(t, UseTestRules("test_error.json"), "-debuglog", "go", "build")
 	stdout, stderr := RunApp(t, ErrorsAppName)
 	ExpectContains(t, stdout, "wow")
 	ExpectContains(t, stdout, "old:wow")

test/flags_test.go

@@ -33,8 +33,7 @@ func TestFlags(t *testing.T) {
 	RunInstrumentFallible(t, "-debuglog", "go", "build", "notevenaflag")
 	ExpectPreprocessContains(t, shared.DebugLogFile, "failed to")
 
-	RunInstrument(t, "-debuglog", "-verbose",
-		"go", "build",
+	RunInstrument(t, "-debuglog", "-verbose", "go", "build",
 		`-ldflags=-X main.Placeholder=replaced`)
 	_, stderr := RunApp(t, AppName)
 	ExpectContains(t, stderr, "placeholder:replaced")

test/helloworld_test.go

@@ -27,11 +27,11 @@ const HelloworldAppName = "helloworld"
 func TestRunHelloworld(t *testing.T) {
 	UseApp(HelloworldAppName)
 
-	RunInstrument(t, "-debuglog") // no test rules, build as usual
+	RunInstrument(t, "-debuglog", "go", "build") // no test rules, build as usual
 	stdout, _ := RunApp(t, HelloworldAppName)
 	ExpectContains(t, stdout, "helloworld")
 
-	RunInstrument(t, UseTestRules("test_fmt.json"), "-debuglog")
+	RunInstrument(t, UseTestRules("test_fmt.json"), "-debuglog", "go", "build")
 	stdout, stderr := RunApp(t, HelloworldAppName)
 	ExpectContains(t, stdout, "olleH")
 	ExpectContains(t, stderr, "Entering hook1") // println writes to stderr
@@ -56,7 +56,7 @@ func TestRunHelloworld(t *testing.T) {
 func TestBuildHelloworldWithVendor1(t *testing.T) {
 	UseApp(HelloworldAppName)
 	util.RunCmd("go", "mod", "vendor")
-	RunInstrument(t, "-debuglog")
+	RunInstrument(t, "-debuglog", "go", "build")
 }
 
 func TestBuildHelloworldWithVendor2(t *testing.T) {

test/httpclient_test.go

@@ -24,7 +24,7 @@ func TestRunHttpclient(t *testing.T) {
 	UseApp(HttpclientAppName)
 
 	RunInstrument(t, UseTestRules("test_nethttp.json"),
-		"-debuglog", "-verbose")
+		"-debuglog", "-verbose", "go", "build")
 	_, stderr := RunApp(t, HttpclientAppName)
 	ExpectContains(t, stderr, "Client.Do()")                // println writes to stderr
 	ExpectContains(t, stderr, "failed to exec onExit hook") // intentional panic