83 lines
2.3 KiB
Java
83 lines
2.3 KiB
Java
package com.moandjiezana.toml;
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import static org.hamcrest.Matchers.instanceOf;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertThat;
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import static org.junit.Assert.fail;
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import java.io.File;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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import java.io.Reader;
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import java.io.StringReader;
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import org.junit.Test;
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public class TomlReadTest {
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@Test
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public void should_read_input_stream() throws Exception {
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Toml toml = new Toml().read(getClass().getResourceAsStream("should_load_from_file.toml"));
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assertEquals("value", toml.getString("key"));
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}
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@Test
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public void should_read_reader() throws Exception {
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Toml toml = new Toml().read(new StringReader("key=1"));
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assertEquals(1, toml.getLong("key").intValue());
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}
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@Test
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public void should_fail_on_missing_file() throws Exception {
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try {
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new Toml().read(new File("missing"));
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fail("Exception should have been thrown");
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} catch (RuntimeException e) {
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assertThat(e.getCause(), instanceOf(FileNotFoundException.class));
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}
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}
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@Test
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public void should_fail_on_io_error() throws Exception {
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Reader readerThatThrows = new Reader() {
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@Override
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public int read(char[] cbuf, int off, int len) throws IOException {
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throw new IOException();
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}
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@Override
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public void close() throws IOException {}
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};
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try {
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new Toml().read(readerThatThrows);
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fail("Exception should have been thrown");
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} catch (RuntimeException e) {
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assertThat(e.getCause(), instanceOf(IOException.class));
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}
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}
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@Test
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public void should_read_toml_without_defaults() {
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Toml toml1 = new Toml().read("a = 1");
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Toml toml2 = new Toml().read(toml1);
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assertEquals(toml1.getLong("a"), toml2.getLong("a"));
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}
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@Test
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public void should_read_toml_and_merge_with_defaults() {
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Toml toml1 = new Toml().read("a = 1\nc = 3\nd = 5");
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Toml toml2 = new Toml().read("b = 2\nc = 4");
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Toml mergedToml = new Toml(toml1).read(toml2);
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assertEquals(toml1.getLong("a"), mergedToml.getLong("a"));
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assertEquals(toml2.getLong("b"), mergedToml.getLong("b"));
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assertEquals(toml2.getLong("c"), mergedToml.getLong("c"));
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assertEquals(toml1.getLong("d"), mergedToml.getLong("d"));
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}
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}
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