[z-index-interpolation.html]
  [Web Animations: property <z-index> from [unset\] to [5\] at (1.5) should be [5\]]
    expected: FAIL

  [Web Animations: property <z-index> from [2\] to [4\] at (0.3) should be [3\]]
    expected: FAIL

  [Web Animations: property <z-index> from [auto\] to [10\] at (1.5) should be [10\]]
    expected: FAIL

  [CSS Animations: property <z-index> from [unset\] to [5\] at (0.3) should be [unset\]]
    expected: FAIL

  [CSS Animations: property <z-index> from [initial\] to [5\] at (1) should be [5\]]
    expected: FAIL

  [CSS Animations: property <z-index> from [initial\] to [5\] at (1.5) should be [5\]]
    expected: FAIL

  [Web Animations: property <z-index> from [auto\] to [10\] at (-0.3) should be [auto\]]
    expected: FAIL

  [Web Animations: property <z-index> from neutral to [5\] at (-0.3) should be [-4\]]
    expected: FAIL

  [Web Animations: property <z-index> from neutral to [5\] at (1.5) should be [9\]]
    expected: FAIL

  [CSS Animations: property <z-index> from [initial\] to [5\] at (0) should be [initial\]]
    expected: FAIL

  [Web Animations: property <z-index> from [2\] to [4\] at (-0.3) should be [1\]]
    expected: FAIL

  [Web Animations: property <z-index> from [initial\] to [5\] at (0.6) should be [5\]]
    expected: FAIL

  [CSS Animations: property <z-index> from [auto\] to [10\] at (0.5) should be [10\]]
    expected: FAIL

  [Web Animations: property <z-index> from neutral to [5\] at (1) should be [5\]]
    expected: FAIL

  [CSS Animations: property <z-index> from [unset\] to [5\] at (0.5) should be [5\]]
    expected: FAIL

  [CSS Animations: property <z-index> from [unset\] to [5\] at (1.5) should be [5\]]
    expected: FAIL

  [Web Animations: property <z-index> from [initial\] to [5\] at (0.5) should be [5\]]
    expected: FAIL

  [Web Animations: property <z-index> from [inherit\] to [5\] at (1.5) should be [0\]]
    expected: FAIL

  [Web Animations: property <z-index> from [-2\] to [-4\] at (1.5) should be [-5\]]
    expected: FAIL

  [Web Animations: property <z-index> from [2\] to [4\] at (0.6) should be [3\]]
    expected: FAIL

  [Web Animations: property <z-index> from [-2\] to [-4\] at (0) should be [-2\]]
    expected: FAIL

  [Web Animations: property <z-index> from [-2\] to [-4\] at (1) should be [-4\]]
    expected: FAIL

  [Web Animations: property <z-index> from [-2\] to [-4\] at (0.3) should be [-3\]]
    expected: FAIL

  [Web Animations: property <z-index> from [-5\] to [5\] at (1) should be [5\]]
    expected: FAIL

  [Web Animations: property <z-index> from [initial\] to [5\] at (0.3) should be [initial\]]
    expected: FAIL

  [Web Animations: property <z-index> from [initial\] to [5\] at (1.5) should be [5\]]
    expected: FAIL

  [CSS Animations: property <z-index> from [initial\] to [5\] at (-0.3) should be [initial\]]
    expected: FAIL

  [Web Animations: property <z-index> from [initial\] to [5\] at (0) should be [initial\]]
    expected: FAIL

  [Web Animations: property <z-index> from [2\] to [4\] at (0) should be [2\]]
    expected: FAIL

  [Web Animations: property <z-index> from [inherit\] to [5\] at (-0.3) should be [18\]]
    expected: FAIL

  [Web Animations: property <z-index> from neutral to [5\] at (0.6) should be [2\]]
    expected: FAIL

  [Web Animations: property <z-index> from [unset\] to [5\] at (0) should be [unset\]]
    expected: FAIL

  [CSS Animations: property <z-index> from [auto\] to [10\] at (1) should be [10\]]
    expected: FAIL

  [Web Animations: property <z-index> from [2\] to [4\] at (1) should be [4\]]
    expected: FAIL

  [Web Animations: property <z-index> from [inherit\] to [5\] at (0.3) should be [12\]]
    expected: FAIL

  [Web Animations: property <z-index> from [auto\] to [10\] at (0) should be [auto\]]
    expected: FAIL

  [Web Animations: property <z-index> from [inherit\] to [5\] at (0.6) should be [9\]]
    expected: FAIL

  [Web Animations: property <z-index> from neutral to [5\] at (0.3) should be [0\]]
    expected: FAIL

  [CSS Animations: property <z-index> from [auto\] to [10\] at (1.5) should be [10\]]
    expected: FAIL

  [CSS Animations: property <z-index> from [unset\] to [5\] at (0.6) should be [5\]]
    expected: FAIL

  [Web Animations: property <z-index> from [-5\] to [5\] at (0.6) should be [1\]]
    expected: FAIL

  [CSS Animations: property <z-index> from [unset\] to [5\] at (1) should be [5\]]
    expected: FAIL

  [Web Animations: property <z-index> from [unset\] to [5\] at (0.5) should be [5\]]
    expected: FAIL

  [Web Animations: property <z-index> from [2\] to [4\] at (1.5) should be [5\]]
    expected: FAIL

  [Web Animations: property <z-index> from [-5\] to [5\] at (0.3) should be [-2\]]
    expected: FAIL

  [CSS Animations: property <z-index> from [auto\] to [10\] at (0.3) should be [auto\]]
    expected: FAIL

  [Web Animations: property <z-index> from [unset\] to [5\] at (1) should be [5\]]
    expected: FAIL

  [Web Animations: property <z-index> from [initial\] to [5\] at (1) should be [5\]]
    expected: FAIL

  [Web Animations: property <z-index> from [-2\] to [-4\] at (0.6) should be [-3\]]
    expected: FAIL

  [Web Animations: property <z-index> from [-2\] to [-4\] at (-0.3) should be [-1\]]
    expected: FAIL

  [Web Animations: property <z-index> from [-5\] to [5\] at (-0.3) should be [-8\]]
    expected: FAIL

  [CSS Animations: property <z-index> from [auto\] to [10\] at (0) should be [auto\]]
    expected: FAIL

  [CSS Animations: property <z-index> from [unset\] to [5\] at (-0.3) should be [unset\]]
    expected: FAIL

  [Web Animations: property <z-index> from [-2\] to [-4\] at (0.1) should be [-2\]]
    expected: FAIL

  [Web Animations: property <z-index> from [-5\] to [5\] at (1.5) should be [10\]]
    expected: FAIL

  [Web Animations: property <z-index> from [-5\] to [5\] at (0) should be [-5\]]
    expected: FAIL

  [Web Animations: property <z-index> from neutral to [5\] at (0) should be [-2\]]
    expected: FAIL

  [Web Animations: property <z-index> from [inherit\] to [5\] at (0) should be [15\]]
    expected: FAIL

  [Web Animations: property <z-index> from [unset\] to [5\] at (-0.3) should be [unset\]]
    expected: FAIL

  [Web Animations: property <z-index> from [unset\] to [5\] at (0.6) should be [5\]]
    expected: FAIL

  [Web Animations: property <z-index> from [unset\] to [5\] at (0.3) should be [unset\]]
    expected: FAIL

  [CSS Animations: property <z-index> from [initial\] to [5\] at (0.6) should be [5\]]
    expected: FAIL

  [Web Animations: property <z-index> from [auto\] to [10\] at (0.5) should be [10\]]
    expected: FAIL

  [CSS Animations: property <z-index> from [initial\] to [5\] at (0.5) should be [5\]]
    expected: FAIL

  [Web Animations: property <z-index> from [auto\] to [10\] at (0.3) should be [auto\]]
    expected: FAIL

  [Web Animations: property <z-index> from [auto\] to [10\] at (0.6) should be [10\]]
    expected: FAIL

  [Web Animations: property <z-index> from [inherit\] to [5\] at (1) should be [5\]]
    expected: FAIL

  [CSS Animations: property <z-index> from [unset\] to [5\] at (0) should be [unset\]]
    expected: FAIL

  [CSS Animations: property <z-index> from [auto\] to [10\] at (-0.3) should be [auto\]]
    expected: FAIL

  [CSS Animations: property <z-index> from [initial\] to [5\] at (0.3) should be [initial\]]
    expected: FAIL

  [Web Animations: property <z-index> from [auto\] to [10\] at (1) should be [10\]]
    expected: FAIL

  [Web Animations: property <z-index> from [initial\] to [5\] at (-0.3) should be [initial\]]
    expected: FAIL

  [CSS Animations: property <z-index> from [auto\] to [10\] at (0.6) should be [10\]]
    expected: FAIL

  [CSS Transitions: property <z-index> from [initial\] to [5\] at (-0.3) should be [initial\]]
    expected: FAIL

  [CSS Transitions: property <z-index> from [initial\] to [5\] at (0) should be [initial\]]
    expected: FAIL

  [CSS Transitions: property <z-index> from [initial\] to [5\] at (0.3) should be [initial\]]
    expected: FAIL

  [CSS Transitions: property <z-index> from [unset\] to [5\] at (-0.3) should be [unset\]]
    expected: FAIL

  [CSS Transitions: property <z-index> from [unset\] to [5\] at (0) should be [unset\]]
    expected: FAIL

  [CSS Transitions: property <z-index> from [unset\] to [5\] at (0.3) should be [unset\]]
    expected: FAIL

  [CSS Transitions: property <z-index> from [auto\] to [10\] at (-0.3) should be [auto\]]
    expected: FAIL

  [CSS Transitions: property <z-index> from [auto\] to [10\] at (0) should be [auto\]]
    expected: FAIL

  [CSS Transitions: property <z-index> from [auto\] to [10\] at (0.3) should be [auto\]]
    expected: FAIL

  [CSS Transitions with transition-behavior:allow-discrete: property <z-index> from [initial\] to [5\] at (-0.3) should be [initial\]]
    expected: FAIL

  [CSS Transitions with transition-behavior:allow-discrete: property <z-index> from [initial\] to [5\] at (0) should be [initial\]]
    expected: FAIL

  [CSS Transitions with transition-behavior:allow-discrete: property <z-index> from [initial\] to [5\] at (0.3) should be [initial\]]
    expected: FAIL

  [CSS Transitions with transition-property:all and transition-behavor:allow-discrete: property <z-index> from [initial\] to [5\] at (-0.3) should be [initial\]]
    expected: FAIL

  [CSS Transitions with transition-property:all and transition-behavor:allow-discrete: property <z-index> from [initial\] to [5\] at (0) should be [initial\]]
    expected: FAIL

  [CSS Transitions with transition-property:all and transition-behavor:allow-discrete: property <z-index> from [initial\] to [5\] at (0.3) should be [initial\]]
    expected: FAIL

  [CSS Transitions with transition-behavior:allow-discrete: property <z-index> from [unset\] to [5\] at (-0.3) should be [unset\]]
    expected: FAIL

  [CSS Transitions with transition-behavior:allow-discrete: property <z-index> from [unset\] to [5\] at (0) should be [unset\]]
    expected: FAIL

  [CSS Transitions with transition-behavior:allow-discrete: property <z-index> from [unset\] to [5\] at (0.3) should be [unset\]]
    expected: FAIL

  [CSS Transitions with transition-property:all and transition-behavor:allow-discrete: property <z-index> from [unset\] to [5\] at (-0.3) should be [unset\]]
    expected: FAIL

  [CSS Transitions with transition-property:all and transition-behavor:allow-discrete: property <z-index> from [unset\] to [5\] at (0) should be [unset\]]
    expected: FAIL

  [CSS Transitions with transition-property:all and transition-behavor:allow-discrete: property <z-index> from [unset\] to [5\] at (0.3) should be [unset\]]
    expected: FAIL

  [CSS Transitions with transition-behavior:allow-discrete: property <z-index> from [auto\] to [10\] at (-0.3) should be [auto\]]
    expected: FAIL

  [CSS Transitions with transition-behavior:allow-discrete: property <z-index> from [auto\] to [10\] at (0) should be [auto\]]
    expected: FAIL

  [CSS Transitions with transition-behavior:allow-discrete: property <z-index> from [auto\] to [10\] at (0.3) should be [auto\]]
    expected: FAIL

  [CSS Transitions with transition-property:all and transition-behavor:allow-discrete: property <z-index> from [auto\] to [10\] at (-0.3) should be [auto\]]
    expected: FAIL

  [CSS Transitions with transition-property:all and transition-behavor:allow-discrete: property <z-index> from [auto\] to [10\] at (0) should be [auto\]]
    expected: FAIL

  [CSS Transitions with transition-property:all and transition-behavor:allow-discrete: property <z-index> from [auto\] to [10\] at (0.3) should be [auto\]]
    expected: FAIL