/*
 * Copyright 2021 Google LLC
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 * modification, are permitted provided that the following conditions are
 * met:
 *
 *    * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
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 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
 * distribution.
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 * contributors may be used to endorse or promote products derived from
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 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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package com.google.auth.oauth2;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;

import com.google.auth.TestUtils;
import java.io.IOException;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;

/** Tests for {@link OAuthException}. */
@RunWith(JUnit4.class)
public final class OAuthExceptionTest {

  private static final String FULL_MESSAGE_FORMAT = "Error code %s: %s - %s";
  private static final String ERROR_DESCRIPTION_FORMAT = "Error code %s: %s";
  private static final String BASE_MESSAGE_FORMAT = "Error code %s";

  @Test
  public void getMessage_fullFormat() {
    OAuthException e = new OAuthException("errorCode", "errorDescription", "errorUri");

    assertEquals("errorCode", e.getErrorCode());
    assertEquals("errorDescription", e.getErrorDescription());
    assertEquals("errorUri", e.getErrorUri());

    String expectedMessage =
        String.format(FULL_MESSAGE_FORMAT, "errorCode", "errorDescription", "errorUri");
    assertEquals(expectedMessage, e.getMessage());
  }

  @Test
  public void getMessage_descriptionFormat() {
    OAuthException e = new OAuthException("errorCode", "errorDescription", /* errorUri= */ null);

    assertEquals("errorCode", e.getErrorCode());
    assertEquals("errorDescription", e.getErrorDescription());
    assertNull(e.getErrorUri());

    String expectedMessage =
        String.format(ERROR_DESCRIPTION_FORMAT, "errorCode", "errorDescription");
    assertEquals(expectedMessage, e.getMessage());
  }

  @Test
  public void getMessage_baseFormat() {
    OAuthException e =
        new OAuthException("errorCode", /* errorDescription= */ null, /* errorUri= */ null);

    assertEquals("errorCode", e.getErrorCode());
    assertNull(e.getErrorDescription());
    assertNull(e.getErrorUri());

    String expectedMessage = String.format(BASE_MESSAGE_FORMAT, "errorCode");
    assertEquals(expectedMessage, e.getMessage());
  }

  @Test
  public void createFromHttpResponseException() throws IOException {
    OAuthException e =
        OAuthException.createFromHttpResponseException(
            TestUtils.buildHttpResponseException("errorCode", "errorDescription", "errorUri"));

    assertEquals("errorCode", e.getErrorCode());
    assertEquals("errorDescription", e.getErrorDescription());
    assertEquals("errorUri", e.getErrorUri());

    String expectedMessage =
        String.format(FULL_MESSAGE_FORMAT, "errorCode", "errorDescription", "errorUri");
    assertEquals(expectedMessage, e.getMessage());
  }

  @Test
  public void createFromHttpResponseException_descriptionFormat() throws IOException {
    OAuthException e =
        OAuthException.createFromHttpResponseException(
            TestUtils.buildHttpResponseException(
                "errorCode", "errorDescription", /* errorUri= */ null));

    assertEquals("errorCode", e.getErrorCode());
    assertEquals("errorDescription", e.getErrorDescription());
    assertNull(e.getErrorUri());

    String expectedMessage =
        String.format(ERROR_DESCRIPTION_FORMAT, "errorCode", "errorDescription");
    assertEquals(expectedMessage, e.getMessage());
  }

  @Test
  public void createFromHttpResponseException_baseFormat() throws IOException {
    OAuthException e =
        OAuthException.createFromHttpResponseException(
            TestUtils.buildHttpResponseException(
                "errorCode", /* errorDescription= */ null, /* errorUri= */ null));

    assertEquals("errorCode", e.getErrorCode());
    assertNull(e.getErrorDescription());
    assertNull(e.getErrorUri());

    String expectedMessage = String.format(BASE_MESSAGE_FORMAT, "errorCode");
    assertEquals(expectedMessage, e.getMessage());
  }
}