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const builtin = 'acosh';
export const description = `
Validation tests for the ${builtin}() builtin.
`;

import { makeTestGroup } from '../../../../../../common/framework/test_group.js';
import { keysOf, objectsToRecord } from '../../../../../../common/util/data_tables.js';
import {
  Type,
  kConcreteIntegerScalarsAndVectors,
  kConvertableToFloatScalarsAndVectors,
  scalarTypeOf,
} from '../../../../../util/conversion.js';
import { isRepresentable } from '../../../../../util/floating_point.js';
import { ShaderValidationTest } from '../../../shader_validation_test.js';

import {
  fullRangeForType,
  kConstantAndOverrideStages,
  minusTwoToTwoRangeForType,
  stageSupportsType,
  unique,
  validateConstOrOverrideBuiltinEval,
} from './const_override_validation.js';

export const g = makeTestGroup(ShaderValidationTest);

const kValuesTypes = objectsToRecord(kConvertableToFloatScalarsAndVectors);

g.test('values')
  .desc(
    `
Validates that constant evaluation and override evaluation of ${builtin}() rejects invalid values
`
  )
  .params(u =>
    u
      .combine('stage', kConstantAndOverrideStages)
      .combine('type', keysOf(kValuesTypes))
      .filter(u => stageSupportsType(u.stage, kValuesTypes[u.type]))
      .beginSubcases()
      .expand('value', u =>
        unique(
          minusTwoToTwoRangeForType(kValuesTypes[u.type]),
          fullRangeForType(kValuesTypes[u.type])
        )
      )
  )
  .fn(t => {
    const type = kValuesTypes[t.params.type];
    const expectedResult = isRepresentable(
      Math.acosh(Number(t.params.value)),
      // AbstractInt is converted to AbstractFloat before calling into the builtin
      scalarTypeOf(type).kind === 'abstract-int' ? Type.abstractFloat : scalarTypeOf(type)
    );
    validateConstOrOverrideBuiltinEval(
      t,
      builtin,
      expectedResult,
      [type.create(t.params.value)],
      t.params.stage
    );
  });

const kIntegerArgumentTypes = objectsToRecord(kConcreteIntegerScalarsAndVectors);

g.test('integer_argument')
  .desc(
    `
Validates that scalar and vector integer arguments are rejected by ${builtin}()
`
  )
  .params(u => u.combine('type', keysOf(kIntegerArgumentTypes)))
  .fn(t => {
    const type = kIntegerArgumentTypes[t.params.type];
    validateConstOrOverrideBuiltinEval(
      t,
      builtin,
      /* expectedResult */ type === Type.f32,
      [type.create(type === Type.abstractInt ? 1n : 1)],
      'constant'
    );
  });

const kTests = {
  valid: {
    src: `_ = acosh(1);`,
    pass: true,
  },
  alias: {
    src: `_ = acosh(f32_alias(1));`,
    pass: true,
  },

  bool: {
    src: `_ = acosh(false);`,
    pass: false,
  },
  i32: {
    src: `_ = acosh(1i);`,
    pass: false,
  },
  u32: {
    src: `_ = acosh(1u);`,
    pass: false,
  },
  vec_bool: {
    src: `_ = acosh(vec2<bool>(false, true));`,
    pass: false,
  },
  vec_i32: {
    src: `_ = acosh(vec2<i32>(1, 1));`,
    pass: false,
  },
  vec_u32: {
    src: `_ = acosh(vec2<u32>(1, 1));`,
    pass: false,
  },
  matrix: {
    src: `_ = acosh(mat2x2(1, 1, 1, 1));`,
    pass: false,
  },
  atomic: {
    src: ` _ = acosh(a);`,
    pass: false,
  },
  array: {
    src: `var a: array<u32, 5>;
          _ = acosh(a);`,
    pass: false,
  },
  array_runtime: {
    src: `_ = acosh(k.arry);`,
    pass: false,
  },
  struct: {
    src: `var a: A;
          _ = acosh(a);`,
    pass: false,
  },
  enumerant: {
    src: `_ = acosh(read_write);`,
    pass: false,
  },
  ptr: {
    src: `var<function> a = 1f;
          let p: ptr<function, f32> = &a;
          _ = acosh(p);`,
    pass: false,
  },
  ptr_deref: {
    src: `var<function> a = 1f;
          let p: ptr<function, f32> = &a;
          _ = acosh(*p);`,
    pass: true,
  },
  sampler: {
    src: `_ = acosh(s);`,
    pass: false,
  },
  texture: {
    src: `_ = acosh(t);`,
    pass: false,
  },
  no_params: {
    src: `_ = acosh();`,
    pass: false,
  },
  too_many_params: {
    src: `_ = acosh(1, 2);`,
    pass: false,
  },

  less_then_one: {
    src: `_ = acosh(.9f);`,
    pass: false,
  },

  must_use: {
    src: `acosh(1);`,
    pass: false,
  },
};

g.test('parameters')
  .desc(`Test that ${builtin} is validated correctly.`)
  .params(u => u.combine('test', keysOf(kTests)))
  .fn(t => {
    const src = kTests[t.params.test].src;
    const code = `
alias f32_alias = f32;

@group(0) @binding(0) var s: sampler;
@group(0) @binding(1) var t: texture_2d<f32>;

var<workgroup> a: atomic<u32>;

struct A {
  i: u32,
}
struct B {
  arry: array<u32>,
}
@group(0) @binding(3) var<storage> k: B;

@vertex
fn main() -> @builtin(position) vec4<f32> {
  ${src}
  return vec4<f32>(.4, .2, .3, .1);
}`;
    t.expectCompileResult(kTests[t.params.test].pass, code);
  });