Function TestCodeMCDC_UnescapeLoopEntry

mcdc_supplement_test.go:698–716

Verifies: SYS-REQ-014 [boundary] Code MC/DC gap: escape.go:149 Unescape for len(in) > 0 Drive the loop body. A string with an escape sequence enters the loop.

(t *testing.T)

// Code MC/DC gap: escape.go:149 Unescape for len(in) > 0
// Drive the loop body. A string with an escape sequence enters the loop.
func TestCodeMCDC_UnescapeLoopEntry(t *testing.T) {
	// A string with a backslash-n escape forces the Unescape loop
	result, err := Unescape([]byte(`hello\nworld`), make([]byte, 32))
	if err != nil {
		t.Fatalf("Unescape error: %v", err)
	}
	if string(result) != "hello\nworld" {
		t.Fatalf("Unescape = %q, want %q", string(result), "hello\nworld")
	}

	// Also test with multiple escapes to exercise loop re-entry
	result2, err2 := Unescape([]byte(`a\tb\nc`), make([]byte, 32))
	if err2 != nil {
		t.Fatalf("Unescape multiple escapes error: %v", err2)
	}
	if string(result2) != "a\tb\nc" {
		t.Fatalf("Unescape multiple = %q, want %q", string(result2), "a\tb\nc")
	}
}

// Verifies: SYS-REQ-007 [boundary]
// Code MC/DC gap: parser.go:1138 ObjectEach offset < len(data)