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simplify del/reset commands by using readWriteTruncater interface.

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remove the type assertions

update the tests:
the tests now check output as well as file contents separately.
This commit is contained in:
onyx-and-iris
2026-04-07 01:22:56 +01:00
parent c2eab8576e
commit a149ce347b
7 changed files with 86 additions and 89 deletions
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27
cmd/del_test.go
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@@ -10,40 +10,43 @@ func TestRunDelCommand(t *testing.T) {
name string
initialContent string
patternToDelete string
expectedOutput string
expectedOut string
expectedContent string
}{
{
name: "Delete existing pattern",
initialContent: defaultExcludeFileContent + "node_modules\n.DS_Store\n",
patternToDelete: "node_modules",
expectedOutput: defaultExcludeFileContent + ".DS_Store\n" + "Deleted pattern 'node_modules' from the exclude file.\n",
expectedOut: "Deleted pattern 'node_modules' from the exclude file.\n",
expectedContent: defaultExcludeFileContent + ".DS_Store\n",
},
{
name: "Delete non-existing pattern",
initialContent: defaultExcludeFileContent + "node_modules\n.DS_Store\n",
patternToDelete: "dist",
expectedOutput: "Pattern 'dist' not found in the exclude file. Nothing to delete.\n",
expectedOut: "Pattern 'dist' not found in the exclude file. Nothing to delete.\n",
expectedContent: "",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
var buf bytes.Buffer
buf.WriteString(tt.initialContent)
var out bytes.Buffer
var f seekBuffer
f.WriteString(tt.initialContent)
err := runDelCommand(&buf, &buf, tt.patternToDelete)
err := runDelCommand(&out, &f, tt.patternToDelete)
if err != nil {
t.Fatalf("runDelCommand returned an error: %v", err)
}
if buf.String() != tt.expectedOutput {
t.Errorf(
"Expected output and content:\n%s\nGot:\n%s",
tt.expectedOutput,
buf.String(),
)
if out.String() != tt.expectedOut {
t.Errorf("Expected output:\n%s\nGot:\n%s", tt.expectedOut, out.String())
}
if f.String() != tt.expectedContent {
t.Errorf("Expected file content:\n%s\nGot:\n%s", tt.expectedContent, f.String())
}
})
}
}