diff --git a/s3tests_boto3/functional/test_s3.py b/s3tests_boto3/functional/test_s3.py
index ecf69e5..6c306ed 100644
--- a/s3tests_boto3/functional/test_s3.py
+++ b/s3tests_boto3/functional/test_s3.py
@@ -12211,3 +12211,57 @@ def test_object_lock_uploading_obj():
     eq(response['ObjectLockLegalHoldStatus'], 'ON')
     client.put_object_legal_hold(Bucket=bucket_name, Key=key, LegalHold={'Status':'OFF'})
     client.delete_object(Bucket=bucket_name, Key=key, VersionId=response['VersionId'], BypassGovernanceRetention=True)
+
+@attr(resource='object')
+@attr(method='copy')
+@attr(operation='copy w/ x-amz-copy-source-if-match: the latest ETag')
+@attr(assertion='succeeds')
+def test_copy_object_ifmatch_good():
+    bucket_name = get_new_bucket()
+    client = get_client()
+    resp = client.put_object(Bucket=bucket_name, Key='foo', Body='bar')
+
+    client.copy_object(Bucket=bucket_name, CopySource=bucket_name+'/foo', CopySourceIfMatch=resp['ETag'], Key='bar')
+    resp = client.get_object(Bucket=bucket_name, Key='bar')
+    eq(resp['Body'].read(), 'bar')
+
+@attr(resource='object')
+@attr(method='copy')
+@attr(operation='copy w/ x-amz-copy-source-if-match: bogus ETag')
+@attr(assertion='fails 412')
+def test_copy_object_ifmatch_failed():
+    bucket_name = get_new_bucket()
+    client = get_client()
+    client.put_object(Bucket=bucket_name, Key='foo', Body='bar')
+
+    e = assert_raises(ClientError, client.copy_object, Bucket=bucket_name, CopySource=bucket_name+'/foo', CopySourceIfMatch='ABCORZ', Key='bar')
+    status, error_code = _get_status_and_error_code(e.response)
+    eq(status, 412)
+    eq(error_code, 'PreconditionFailed')
+
+@attr(resource='object')
+@attr(method='copy')
+@attr(operation='copy w/ x-amz-copy-source-if-none-match: the latest ETag')
+@attr(assertion='fails 412')
+def test_copy_object_ifnonematch_good():
+    bucket_name = get_new_bucket()
+    client = get_client()
+    resp = client.put_object(Bucket=bucket_name, Key='foo', Body='bar')
+
+    e = assert_raises(ClientError, client.copy_object, Bucket=bucket_name, CopySource=bucket_name+'/foo', CopySourceIfNoneMatch=resp['ETag'], Key='bar')
+    status, error_code = _get_status_and_error_code(e.response)
+    eq(status, 412)
+    eq(error_code, 'PreconditionFailed')
+
+@attr(resource='object')
+@attr(method='copy')
+@attr(operation='copy w/ x-amz-copy-source-if-none-match: bogus ETag')
+@attr(assertion='succeeds')
+def test_copy_object_ifnonematch_failed():
+    bucket_name = get_new_bucket()
+    client = get_client()
+    resp = client.put_object(Bucket=bucket_name, Key='foo', Body='bar')
+
+    client.copy_object(Bucket=bucket_name, CopySource=bucket_name+'/foo', CopySourceIfNoneMatch='ABCORZ', Key='bar')
+    resp = client.get_object(Bucket=bucket_name, Key='bar')
+    eq(resp['Body'].read(), 'bar')