fix: ugly hack to ignore error trace

mocks_test.go

@@ -21,6 +21,7 @@ package apex
 
 import (
 	"fmt"
+	"regexp"
 	"sync"
 	"testing"
 
@@ -50,7 +51,7 @@ func TestMock_Check(t *testing.T) {
 			name:   "different",
 			fields: fields{Logged: []string{"same"}},
 			args:   args{wantLogged: []string{"different"}},
-			want:   []string{"\n\tError Trace:\tmocks.go:67\n\t            \t\t\t\tmocks_test.go:63\n\tError:      \tNot equal: \n\t            \texpected: []string{\"different\"}\n\t            \tactual  : []string{\"same\"}\n\t            \t\n\t            \tDiff:\n\t            \t--- Expected\n\t            \t+++ Actual\n\t            \t@@ -1,3 +1,3 @@\n\t            \t ([]string) (len=1) {\n\t            \t- (string) (len=9) \"different\"\n\t            \t+ (string) (len=4) \"same\"\n\t            \t }\n\tTest:       \t\n"},
+			want:   []string{"\n\tError:      \tNot equal: \n\t            \texpected: []string{\"different\"}\n\t            \tactual  : []string{\"same\"}\n\t            \t\n\t            \tDiff:\n\t            \t--- Expected\n\t            \t+++ Actual\n\t            \t@@ -1,3 +1,3 @@\n\t            \t ([]string) (len=1) {\n\t            \t- (string) (len=9) \"different\"\n\t            \t+ (string) (len=4) \"same\"\n\t            \t }\n\tTest:       \t\n"},
 		},
 	}
 	for _, tt := range tests {
@@ -78,5 +79,12 @@ type MockT struct {
 }
 
 func (m *MockT) Errorf(format string, args ...interface{}) {
+	re, err := regexp.Compile(`(?s)^\tError Trace:.*(\tError:.*)$`)
+	assert.NoError(m, err)
+	for i, a := range args {
+		if s, ok := a.(string); ok {
+			args[i] = re.ReplaceAllString(s, "$1")
+		}
+	}
 	m.errors = append(m.errors, fmt.Sprintf(format, args...))
 }