40 lines
1.5 KiB
Java
40 lines
1.5 KiB
Java
import java.io.FileInputStream;
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import java.io.IOException;
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import java.util.Arrays;
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// Test $SAME_LENGTH_ENV where everything fits in one byte array
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class Test1 {
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static String correctString = "Hello abcdefghijklmno";
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public static String toHexDump(String s) {
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byte[] bytes = s.getBytes(java.nio.charset.StandardCharsets.UTF_8);
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StringBuilder sb = new StringBuilder(bytes.length * 3);
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for (int i = 0; i < bytes.length; i++) {
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sb.append(String.format("%02X ", bytes[i] & 0xFF));
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}
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return sb.toString().trim();
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}
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@SuppressWarnings("CallToPrintStackTrace")
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public static void main(String[] args) throws IOException {
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try {
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FileInputStream fis = new FileInputStream("../data/test1.txt");
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byte[] buf = new byte[256];
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int n = fis.read(buf);
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byte[] content = Arrays.copyOfRange(buf, 0, n);
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String contentString = new String(content);
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if (contentString.equals(correctString)) {
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System.err.println("Correct output");
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System.exit(0);
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} else {
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System.out.println("=== Incorrect output ===");
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System.out.printf("Content string was \"%s\", should be \"%s\"\n", contentString, correctString);
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System.out.printf("Content string hex: \"%s\"\n", toHexDump(contentString));
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System.out.println("========================");
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System.exit(1);
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}
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} catch (IOException e) {
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throw e;
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}
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}
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} |