load("//lib/tests/jq:diff_test.bzl", "diff_test")
load("//lib:jq.bzl", "jq")

# Identity filter produces identical json
jq(
    name = "case_dot_filter",
    srcs = ["a.json"],
    filter = ".",
)

diff_test(
    name = "case_dot_filter_test",
    file1 = "a_pretty.json",
    file2 = ":case_dot_filter",
)

# Merge filter with slurp merges two jsons
jq(
    name = "case_merge_filter",
    srcs = [
        "a.json",
        "b.json",
    ],
    args = ["--slurp"],
    filter = ".[0] * .[1]",
)

diff_test(
    name = "case_merge_filter_test",
    file1 = "a_b_merged.json",
    file2 = ":case_merge_filter",
)

# Use predeclared output
jq(
    name = "case_predeclared_output",
    srcs = ["a.json"],
    out = "foo.json",
    filter = ".",
)

diff_test(
    name = "case_predeclared_output_test",
    file1 = "a_pretty.json",
    file2 = "foo.json",
)

# No sources produces null (equivalent to --null-input)
jq(
    name = "case_no_sources",
    srcs = [],
    filter = ".",
)

diff_test(
    name = "case_no_sources_test",
    file1 = ":case_no_sources",
    file2 = "null.json",
)

# Sources with --null-input flag produces null
jq(
    name = "case_null_input_flag",
    srcs = ["a.json"],
    args = ["--null-input"],
    filter = ".",
)

diff_test(
    name = "case_null_input_flag_test",
    file1 = ":case_null_input_flag",
    file2 = "null.json",
)

# Call jq within a genrule
genrule(
    name = "case_genrule",
    srcs = ["a.json"],
    outs = ["genrule_output.json"],
    cmd = "$(JQ_BIN) '.' $(location a.json) > $@",
    toolchains = ["@jq_toolchains//:resolved_toolchain"],
)

diff_test(
    name = "case_genrule_test",
    file1 = "genrule_output.json",
    file2 = "a_pretty.json",
)