TestProtocolVersion.java

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 * to you under the Apache License, Version 2.0 (the
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package org.apache.hc.core5.http;

import static org.hamcrest.MatcherAssert.assertThat;

import org.apache.hc.core5.util.Tokenizer;
import org.hamcrest.CoreMatchers;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;

class TestProtocolVersion {

    private static final ProtocolVersion PROTOCOL_VERSION_0_0 = new ProtocolVersion("a", 0, 0);
    private static final ProtocolVersion PROTOCOL_VERSION_1_0 = new ProtocolVersion("b", 1, 0);
    private static final ProtocolVersion PROTOCOL_VERSION_1_2 = new ProtocolVersion("c", 1, 2);

    @Test
    void testEqualsMajorMinor() {
        Assertions.assertTrue(PROTOCOL_VERSION_0_0.equals(0, 0));
        Assertions.assertTrue(PROTOCOL_VERSION_1_0.equals(1, 0));
        Assertions.assertTrue(PROTOCOL_VERSION_1_2.equals(1, 2));
        //
        Assertions.assertFalse(PROTOCOL_VERSION_1_2.equals(2, 0));
    }

    @Test
    void testParseBasic() throws Exception {
        assertThat(ProtocolVersion.parse("PROTO/1"), CoreMatchers.equalTo(new ProtocolVersion("PROTO", 1, 0)));
        assertThat(ProtocolVersion.parse("PROTO/1.1"), CoreMatchers.equalTo(new ProtocolVersion("PROTO", 1, 1)));
        assertThat(ProtocolVersion.parse("PROTO/1.2"), CoreMatchers.equalTo(new ProtocolVersion("PROTO", 1, 2)));
        assertThat(ProtocolVersion.parse("PROTO/1.3  "), CoreMatchers.equalTo(new ProtocolVersion("PROTO", 1, 3)));
        assertThat(ProtocolVersion.parse("PROTO/000.0000  "), CoreMatchers.equalTo(new ProtocolVersion("PROTO", 0, 0)));
        assertThat(ProtocolVersion.parse("PROTO/22.356"), CoreMatchers.equalTo(new ProtocolVersion("PROTO", 22, 356)));
    }

    @Test
    void testParseBuffer() throws Exception {
        final Tokenizer.Cursor cursor = new Tokenizer.Cursor(1, 13);
        assertThat(ProtocolVersion.parse(" PROTO/1.2,0000", cursor, Tokenizer.delimiters(',')), CoreMatchers.equalTo(new ProtocolVersion("PROTO", 1, 2)));
        assertThat(cursor.getPos(), CoreMatchers.equalTo(10));
    }

    @Test
    void testParseFailure() {
        Assertions.assertThrows(ParseException.class, () -> ProtocolVersion.parse("/1"));
        Assertions.assertThrows(ParseException.class, () -> ProtocolVersion.parse(" /1"));
        Assertions.assertThrows(ParseException.class, () -> ProtocolVersion.parse("PROTO/"));
        Assertions.assertThrows(ParseException.class, () -> ProtocolVersion.parse("PROTO/1A"));
        Assertions.assertThrows(ParseException.class, () -> ProtocolVersion.parse("PROTO/1.A"));
        Assertions.assertThrows(ParseException.class, () -> ProtocolVersion.parse("PROTO/1.1 huh?"));
    }

}