Fixes for the new tested content.

tested/cat/cat_test.go

@@ -2,7 +2,6 @@ package main
 
 import (
   "testing"
-  "github.com/stretchr/testify/assert"
   "os"
 )
 
@@ -14,11 +13,14 @@ func WithArgs(args []string, test func ()) {
 }
 
 func TestParseOpts(t *testing.T) {
-  args := []string{"cat.exe", "-n", "main.go"}
+  args := []string{"cat", "-n", "main.go"}
 
   WithArgs(args, func () {
     opts := ParseOpts()
-    assert.Equal(t, opts.Number, true, "-n didn't work")
+
+	if opts.Number != true {
+		t.Errorf("opts.Number should be true, not: %v", opts.Number)
+	}
   })
 
   /*
@@ -26,7 +28,9 @@ func TestParseOpts(t *testing.T) {
   args = []string{"cat.exe", "-s", "main.go"}
   WithArgs(args, func () {
     opts := ParseOpts()
-    assert.Equal(t, opts.Squeeze, true, "-s didn't work")
+	if opts.Number != true {
+		t.Errorf("opts.Number should be true, not: %v", opts.Number)
+	}
   })
   */
 }

tested/cat/go.mod

@@ -1,11 +1,3 @@
 module lcthw.dev/go/go-coreutils/cat
 
 go 1.24.2
-
-require github.com/stretchr/testify v1.11.1
-
-require (
-	github.com/davecgh/go-spew v1.1.1 // indirect
-	github.com/pmezard/go-difflib v1.0.0 // indirect
-	gopkg.in/yaml.v3 v3.0.1 // indirect
-)

tested/cat/go.sum

@@ -1,10 +0,0 @@
-github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
-github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
-github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U=
-github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
-gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

tested/cat/main.go

@@ -17,8 +17,6 @@ type Opts struct {
 func ParseOpts() (Opts) {
   var opts Opts
 
-  fmt.Println("args:", os.Args)
-
   flag.BoolVar(&opts.Number, "n", false, "Number all nonempty output lines, starting with 1")
   flag.BoolVar(&opts.Squeeze, "s", false, "Suppress repeated adjacent blank lines")
   flag.Parse()

tested/od/od_test.go

@@ -10,7 +10,7 @@ func TestParseOpts(t *testing.T) {
   opts := ParseOpts(args)
   assert.Equal(t, opts.Hex, true, "-x didn't work")
 
-  // This fails because flag can't be run more than once
+  // now we can test as much as we want
   args = []string{"cat.exe", "-o", "main.go"}
   opts = ParseOpts(args)
   assert.Equal(t, opts.Octal, true, "-o didn't work")

tr/main.go

@@ -1,12 +1,12 @@
 package main
 
 import (
-  "flag"
-  "os"
   "bufio"
-  "strings"
+  "flag"
   "fmt"
   "log"
+  "os"
+  "strings"
 )
 
 type Opts struct {

uniq/main.go

@@ -17,7 +17,7 @@ func ParseOpts() Opts {
   var opts Opts
 
   flag.BoolVar(&opts.IgnoreCase, "i", false, "ignore case")
-  flag.BoolVar(&opts.Count, "c", false, "count occurence")
+  flag.BoolVar(&opts.Count, "c", false, "count occurrence")
   flag.Parse()
 
   return opts