rename expected dir to testdata.

cpu/cpu_freebsd_test.go

@@ -23,7 +23,7 @@ func TestParseDmesgBoot(t *testing.T) {
 		{"2cpu_4core.txt", 2, 4},
 	}
 	for _, tt := range cpuTests {
-		v, num, err := parseDmesgBoot(filepath.Join("expected/freebsd/", tt.file))
+		v, num, err := parseDmesgBoot(filepath.Join("testdatak", "freebsd", tt.file))
 		if err != nil {
 			t.Errorf("parseDmesgBoot failed(%s), %v", tt.file, err)
 		}

cpu/cpu_solaris_test.go

@@ -16,16 +16,16 @@ func TestParseISAInfo(t *testing.T) {
 		{
 			"1cpu_1core_isainfo.txt",
 			[]string{"rdseed", "adx", "avx2", "fma", "bmi2", "bmi1", "rdrand", "f16c", "vmx",
-				 "avx", "xsave", "pclmulqdq", "aes", "movbe", "sse4.2", "sse4.1", "ssse3", "popcnt",
-				 "tscp", "cx16", "sse3", "sse2", "sse", "fxsr", "mmx", "cmov", "amd_sysc", "cx8",
-				 "tsc", "fpu"},
+				"avx", "xsave", "pclmulqdq", "aes", "movbe", "sse4.2", "sse4.1", "ssse3", "popcnt",
+				"tscp", "cx16", "sse3", "sse2", "sse", "fxsr", "mmx", "cmov", "amd_sysc", "cx8",
+				"tsc", "fpu"},
 		},
 		{
 			"2cpu_1core_isainfo.txt",
 			[]string{"rdseed", "adx", "avx2", "fma", "bmi2", "bmi1", "rdrand", "f16c", "vmx",
-				 "avx", "xsave", "pclmulqdq", "aes", "movbe", "sse4.2", "sse4.1", "ssse3", "popcnt",
-				 "tscp", "cx16", "sse3", "sse2", "sse", "fxsr", "mmx", "cmov", "amd_sysc", "cx8",
-				 "tsc", "fpu"},
+				"avx", "xsave", "pclmulqdq", "aes", "movbe", "sse4.2", "sse4.1", "ssse3", "popcnt",
+				"tscp", "cx16", "sse3", "sse2", "sse", "fxsr", "mmx", "cmov", "amd_sysc", "cx8",
+				"tsc", "fpu"},
 		},
 		{
 			"2cpu_8core_isainfo.txt",
@@ -36,7 +36,7 @@ func TestParseISAInfo(t *testing.T) {
 	}
 
 	for _, tc := range cases {
-		content, err := ioutil.ReadFile(filepath.Join("expected", "solaris", tc.filename))
+		content, err := ioutil.ReadFile(filepath.Join("testdata", "solaris", tc.filename))
 		if err != nil {
 			t.Errorf("cannot read test case: %s", err)
 		}
@@ -96,7 +96,7 @@ func TestParseProcessorInfo(t *testing.T) {
 	}
 
 	for _, tc := range cases {
-		content, err := ioutil.ReadFile(filepath.Join("expected", "solaris", tc.filename))
+		content, err := ioutil.ReadFile(filepath.Join("testdata", "solaris", tc.filename))
 		if err != nil {
 			t.Errorf("cannot read test case: %s", err)
 		}

internal/common/common.go

@@ -10,6 +10,7 @@ import (
 	"bufio"
 	"bytes"
 	"errors"
+	"fmt"
 	"io/ioutil"
 	"log"
 	"net/url"
@@ -41,9 +42,8 @@ func (i Invoke) Command(name string, arg ...string) ([]byte, error) {
 }
 
 type FakeInvoke struct {
-	CommandExpectedDir string // CommandExpectedDir specifies dir which includes expected outputs.
-	Suffix             string // Suffix species expected file name suffix such as "fail"
-	Error              error  // If Error specfied, return the error.
+	Suffix string // Suffix species expected file name suffix such as "fail"
+	Error  error  // If Error specfied, return the error.
 }
 
 // Command in FakeInvoke returns from expected file if exists.
@@ -54,22 +54,18 @@ func (i FakeInvoke) Command(name string, arg ...string) ([]byte, error) {
 
 	arch := runtime.GOOS
 
-	fname := strings.Join(append([]string{name}, arg...), "")
+	commandName := filepath.Base(name)
+
+	fname := strings.Join(append([]string{commandName}, arg...), "")
 	fname = url.QueryEscape(fname)
-	var dir string
-	if i.CommandExpectedDir == "" {
-		dir = "expected"
-	} else {
-		dir = i.CommandExpectedDir
-	}
-	fpath := path.Join(dir, arch, fname)
+	fpath := path.Join("testdata", arch, fname)
 	if i.Suffix != "" {
 		fpath += "_" + i.Suffix
 	}
 	if PathExists(fpath) {
 		return ioutil.ReadFile(fpath)
 	}
-	return exec.Command(name, arg...).Output()
+	return []byte{}, fmt.Errorf("could not find testdata: %s", fpath)
 }
 
 var ErrNotImplementedError = errors.New("not implemented yet")