Merge branch 'feature/change-password'

This commit is contained in:
Chris Chen
2026-06-23 20:36:26 -07:00
21 changed files with 579 additions and 13 deletions
@@ -32,9 +32,10 @@ public class AuthServiceTests
/// <summary>Creates a <see cref="UserManager{TUser}"/> mock with sensible defaults.</summary>
private static Mock<UserManager<AppUser>> BuildUserManager(
AppUser? findResult = null,
bool passwordOk = true,
IList<string>? roles = null)
AppUser? findResult = null,
bool passwordOk = true,
IList<string>? roles = null,
IdentityResult? changePasswordResult = null)
{
var store = new Mock<IUserStore<AppUser>>();
// Remaining ctor params are all optional; Moq passes them via reflection.
@@ -53,6 +54,9 @@ public class AuthServiceTests
.ReturnsAsync(roles ?? new List<string> { "member" });
mgr.Setup(m => m.UpdateAsync(It.IsAny<AppUser>()))
.ReturnsAsync(IdentityResult.Success);
mgr.Setup(m => m.ChangePasswordAsync(
It.IsAny<AppUser>(), It.IsAny<string>(), It.IsAny<string>()))
.ReturnsAsync(changePasswordResult ?? IdentityResult.Success);
return mgr;
}
@@ -308,4 +312,85 @@ public class AuthServiceTests
var token = db.RefreshTokens.Single();
Assert.NotNull(token.RevokedAt);
}
// -----------------------------------------------------------------------
// Change password tests
// -----------------------------------------------------------------------
[Fact]
public async Task ChangePassword_ValidRequest_Succeeds()
{
var user = new AppUser { Id = "u1", Email = "a@b.com", UserName = "a@b.com", IsActive = true };
var um = BuildUserManager(findResult: user);
var ts = BuildTokenService();
var sut = BuildSut(um, ts, BuildDb());
var result = await sut.ChangePasswordAsync("u1", "Old1234!", "New1234!", null);
Assert.True(result.Succeeded);
um.Verify(m => m.ChangePasswordAsync(user, "Old1234!", "New1234!"), Times.Once);
}
[Fact]
public async Task ChangePassword_UnknownUser_Fails()
{
var um = BuildUserManager(findResult: null);
var ts = BuildTokenService();
var sut = BuildSut(um, ts, BuildDb());
var result = await sut.ChangePasswordAsync("missing", "Old1234!", "New1234!", null);
Assert.False(result.Succeeded);
um.Verify(m => m.ChangePasswordAsync(
It.IsAny<AppUser>(), It.IsAny<string>(), It.IsAny<string>()), Times.Never);
}
[Fact]
public async Task ChangePassword_WrongCurrentPassword_ReturnsFailure()
{
var user = new AppUser { Id = "u1", Email = "a@b.com", UserName = "a@b.com", IsActive = true };
var failed = IdentityResult.Failed(new IdentityError { Description = "Incorrect password." });
var um = BuildUserManager(findResult: user, changePasswordResult: failed);
var ts = BuildTokenService();
var sut = BuildSut(um, ts, BuildDb());
var result = await sut.ChangePasswordAsync("u1", "WrongOld!", "New1234!", null);
Assert.False(result.Succeeded);
}
[Fact]
public async Task ChangePassword_Success_RevokesOtherSessionsButKeepsCurrent()
{
var user = new AppUser { Id = "u1", Email = "a@b.com", UserName = "a@b.com", IsActive = true };
var um = BuildUserManager(findResult: user);
var ts = BuildTokenService(); // HashToken(x) => "hash:{x}"
var db = BuildDb();
// Current session token (raw "current-raw" => "hash:current-raw")
db.RefreshTokens.Add(new RefreshToken
{
UserId = "u1",
TokenHash = "hash:current-raw",
ExpiresAt = DateTime.UtcNow.AddDays(30),
CreatedAt = DateTime.UtcNow.AddHours(-1),
});
// Another active session on a different device
db.RefreshTokens.Add(new RefreshToken
{
UserId = "u1",
TokenHash = "hash:other-device",
ExpiresAt = DateTime.UtcNow.AddDays(30),
CreatedAt = DateTime.UtcNow.AddHours(-2),
});
await db.SaveChangesAsync();
var sut = BuildSut(um, ts, db);
await sut.ChangePasswordAsync("u1", "Old1234!", "New1234!", "current-raw");
var current = db.RefreshTokens.Single(rt => rt.TokenHash == "hash:current-raw");
var other = db.RefreshTokens.Single(rt => rt.TokenHash == "hash:other-device");
Assert.Null(current.RevokedAt); // current session preserved
Assert.NotNull(other.RevokedAt); // other session revoked
}
}