File: test_qualified_name.cpp

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#include <gtest/gtest.h>

#include <ATen/core/qualified_name.h>
#include <c10/util/Exception.h>

using c10::QualifiedName;

namespace torch {
namespace jit {
TEST(QualifiedNameTest, PrefixConstruction) {
  // Test prefix construction
  auto foo = QualifiedName("foo");
  auto bar = QualifiedName(foo, "bar");
  auto baz = QualifiedName(bar, "baz");
  ASSERT_EQ(baz.qualifiedName(), "foo.bar.baz");
  ASSERT_EQ(baz.prefix(), "foo.bar");
  ASSERT_EQ(baz.name(), "baz");
  auto nullstate = QualifiedName();
  ASSERT_EQ(nullstate.qualifiedName(), "");
  ASSERT_EQ(nullstate.prefix(), "");
  ASSERT_EQ(nullstate.name(), "");
}

TEST(QualifiedNameTest, DottedConstruction) {
  // Test dotted construction
  auto foo = QualifiedName("foo.bar.baz");
  ASSERT_EQ(foo.qualifiedName(), "foo.bar.baz");
  ASSERT_EQ(foo.prefix(), "foo.bar");
  ASSERT_EQ(foo.name(), "baz");

  auto bar = QualifiedName("bar");
  ASSERT_EQ(bar.qualifiedName(), "bar");
  ASSERT_EQ(bar.prefix(), "");
  ASSERT_EQ(bar.name(), "bar");
}

TEST(QualifiedNameTest, BadInputRaises) {
  // throw some bad inputs at it
  // NOLINTNEXTLINE(cppcoreguidelines-avoid-goto,hicpp-avoid-goto)
  ASSERT_ANY_THROW(QualifiedName("foo..bar"));
  // NOLINTNEXTLINE(cppcoreguidelines-avoid-goto,hicpp-avoid-goto)
  ASSERT_ANY_THROW(QualifiedName(".foo.bar"));
  // NOLINTNEXTLINE(cppcoreguidelines-avoid-goto,hicpp-avoid-goto)
  ASSERT_ANY_THROW(QualifiedName("foo.bar."));
  // NOLINTNEXTLINE(cppcoreguidelines-avoid-goto,hicpp-avoid-goto)
  ASSERT_ANY_THROW(QualifiedName(""));
}

TEST(QualifiedNameTest, Equality) {
  // test equality api
  auto foo1 = QualifiedName("foo.bar.baz");
  auto foo2 = QualifiedName("foo.bar.baz");
  auto foo3 = QualifiedName("bar.bar.baz");
  ASSERT_EQ(foo1, foo2);
  ASSERT_NE(foo1, foo3);
  auto bar1 = QualifiedName("sup");
  auto bar2 = QualifiedName("sup");
  ASSERT_EQ(foo1, foo2);
}

TEST(QualifiedNameTest, IsPrefixOf) {
  // test prefix api
  auto foo1 = QualifiedName("foo.bar.baz");
  auto foo2 = QualifiedName("foo.bar");
  auto foo3 = QualifiedName("bar.bar.baz");
  auto foo4 = QualifiedName("foo.bar");
  ASSERT_TRUE(foo2.isPrefixOf(foo1));
  ASSERT_TRUE(foo2.isPrefixOf(foo4));
  ASSERT_TRUE(foo4.isPrefixOf(foo2));
  ASSERT_FALSE(foo1.isPrefixOf(foo2));
  ASSERT_FALSE(foo2.isPrefixOf(foo3));
}
} // namespace jit
} // namespace torch